Proceedings of the National Academy of Sciences: 114 (26)

New Research In

June 27, 2017; vol. 114 no. 26

This Week in PNAS

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In This Issue
PNAS June 27, 2017 114 (26) 6641-6642; https://doi.org/10.1073/iti2617114

Letters (Online Only)

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Origin of magnetotaxis: Vertical inheritance or horizontal transfer?
Sishuo Wang and Youhua Chen

PNAS June 27, 2017 114 (26) E5016-E5018; first published June 12, 2017. https://doi.org/10.1073/pnas.1706937114
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Reply to Wang and Chen: An ancient origin of magnetotactic bacteria
Wei Lin, Greig A. Paterson, Qiyun Zhu, Yinzhao Wang, Evguenia Kopylova, Ying Li, Rob Knight, Dennis A. Bazylinski, Rixiang Zhu, Joseph L. Kirschvink, and Yongxin Pan

PNAS June 27, 2017 114 (26) E5019-E5020; first published June 12, 2017. https://doi.org/10.1073/pnas.1707301114
See companion article:
Origin of microbial biomineralization and magnetotaxis during the Archean
- Feb 28, 2017
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The United States can keep the grid stable at low cost with 100% clean, renewable energy in all sectors despite inaccurate claims
Mark Z. Jacobson, Mark A. Delucchi, Mary A. Cameron, and Bethany A. Frew

PNAS June 27, 2017 114 (26) E5021-E5023; first published June 19, 2017. https://doi.org/10.1073/pnas.1708069114

Science and Culture

How science intersects with culture.

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Science and Culture: Armed with a knack for patterns and symmetry, mathematical sculptors create compelling forms
Front Matter
Stephen Ornes

PNAS June 27, 2017 114 (26) 6643-6645; https://doi.org/10.1073/pnas.1706987114

Inner Workings

An over-the-shoulder look at scientists at work.

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Inner Workings: All eyes on Proxima Centauri b
Front Matter
Adam Mann

PNAS June 27, 2017 114 (26) 6646-6648; https://doi.org/10.1073/pnas.1706680114

QnAs

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QnAs with Tony Hunter and James Allison
Prashant Nair

PNAS June 27, 2017 114 (26) 6649-6652; first published June 19, 2017. https://doi.org/10.1073/pnas.1707946114

Commentaries

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Unconventional secretion of hepatitis A virus
Karla Kirkegaard

PNAS June 27, 2017 114 (26) 6653-6655; first published June 12, 2017. https://doi.org/10.1073/pnas.1707142114
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Protein composition of the hepatitis A virus quasi-envelope
- Jun 20, 2017
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Remodeling vancomycin yields a victory in the battle against bacteria
Steven L. Castle

PNAS June 27, 2017 114 (26) 6656-6657; first published June 12, 2017. https://doi.org/10.1073/pnas.1707728114
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Peripheral modifications of [Ψ[CH₂NH]Tpg⁴]vancomycin with added synergistic mechanisms of action provide durable and potent antibiotics
- Jun 27, 2017
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Unfinished synchrony
Michael J. Plank and Jonathan W. Pitchford

PNAS June 27, 2017 114 (26) 6658-6660; first published June 12, 2017. https://doi.org/10.1073/pnas.1707731114
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Synchrony affects Taylor’s law in theory and data
- Jun 27, 2017

PNAS Plus Significance Statements

Brief statements written by the authors about the significance of their papers.

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PNAS Plus Significance Statements
PNAS June 27, 2017 114 (26) 6661-6665; https://doi.org/10.1073/pnas.ss11426

Perspective

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Inhibitory engrams in perception and memory
Helen C. Barron, Tim P. Vogels, Timothy E. Behrens, and Mani Ramaswami

PNAS June 27, 2017 114 (26) 6666-6674; first published June 13, 2017. https://doi.org/10.1073/pnas.1701812114

Physical Sciences

Applied Mathematics
- Open Access
  Random subsets of structured deterministic frames have MANOVA spectra
  Marina Haikin, Ram Zamir, and Matan Gavish
  
  PNAS June 27, 2017 114 (26) E5024-E5033; first published June 13, 2017. https://doi.org/10.1073/pnas.1700203114
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  Synchrony affects Taylor’s law in theory and data
  From the Cover
  
  Daniel C. Reuman, Lei Zhao, Lawrence W. Sheppard, Philip C. Reid, and Joel E. Cohen
  
  PNAS June 27, 2017 114 (26) 6788-6793; first published May 30, 2017. https://doi.org/10.1073/pnas.1703593114
  
  See companion article:
  Unfinished synchrony
  - Jun 27, 2017
Applied Physical Sciences
- Open Access
  Cu metal embedded in oxidized matrix catalyst to promote CO₂ activation and CO dimerization for electrochemical reduction of CO₂
  Hai Xiao, William A. Goddard III, Tao Cheng, and Yuanyue Liu
  
  PNAS June 27, 2017 114 (26) 6685-6688; first published June 12, 2017. https://doi.org/10.1073/pnas.1702405114
Astronomy
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  Enhanced interplanetary panspermia in the TRAPPIST-1 system
  Manasvi Lingam and Abraham Loeb
  
  PNAS June 27, 2017 114 (26) 6689-6693; first published June 13, 2017. https://doi.org/10.1073/pnas.1703517114
Biophysics and Computational Biology
- Open Access
  Broken flow symmetry explains the dynamics of small particles in deterministic lateral displacement arrays
  Sung-Cheol Kim, Benjamin H. Wunsch, Huan Hu, Joshua T. Smith, Robert H. Austin, and Gustavo Stolovitzky
  
  PNAS June 27, 2017 114 (26) E5034-E5041; first published June 12, 2017. https://doi.org/10.1073/pnas.1706645114
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  Ubiquitin S65 phosphorylation engenders a pH-sensitive conformational switch
  Xu Dong, Zhou Gong, Yun-Bi Lu, Kan Liu, Ling-Yun Qin, Meng-Lin Ran, Chang-Li Zhang, Zhu Liu, Wei-Ping Zhang, and Chun Tang
  
  PNAS June 27, 2017 114 (26) 6770-6775; first published June 13, 2017. https://doi.org/10.1073/pnas.1705718114
- You have access
  Structural studies of viperin, an antiviral radical SAM enzyme
  Michael K. Fenwick, Yue Li, Peter Cresswell, Yorgo Modis, and Steven E. Ealick
  
  PNAS June 27, 2017 114 (26) 6806-6811; first published June 12, 2017. https://doi.org/10.1073/pnas.1705402114
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  Pharmacology of the Na_v1.1 domain IV voltage sensor reveals coupling between inactivation gating processes
  Jeremiah D. Osteen, Kevin Sampson, Vivek Iyer, David Julius, and Frank Bosmans
  
  PNAS June 27, 2017 114 (26) 6836-6841; first published June 12, 2017. https://doi.org/10.1073/pnas.1621263114
Chemistry
- Open Access
  Cupriphication of gold to sensitize d¹⁰–d¹⁰ metal–metal bonds and near-unity phosphorescence quantum yields
  Rossana Galassi, Mukunda M. Ghimire, Brooke M. Otten, Simone Ricci, Roy N. McDougald Jr., Ruaa M. Almotawa, Dieaa Alhmoud, Joshua F. Ivy, Abdel-Monem M. Rawashdeh, Vladimir N. Nesterov, Eric W. Reinheimer, Lee M. Daniels, Alfredo Burini, and Mohammad A. Omary
  
  PNAS June 27, 2017 114 (26) E5042-E5051; first published June 14, 2017. https://doi.org/10.1073/pnas.1700890114
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  Peripheral modifications of [Ψ[CH₂NH]Tpg⁴]vancomycin with added synergistic mechanisms of action provide durable and potent antibiotics
  From the Cover
  
  Akinori Okano, Nicholas A. Isley, and Dale L. Boger
  
  PNAS June 27, 2017 114 (26) E5052-E5061; first published May 30, 2017. https://doi.org/10.1073/pnas.1704125114
  
  See companion article:
  Remodeling vancomycin yields a victory in the battle against bacteria
  - Jun 27, 2017
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  Trigger loop of RNA polymerase is a positional, not acid–base, catalyst for both transcription and proofreading
  Tatiana V. Mishanina, Michael Z. Palo, Dhananjaya Nayak, Rachel A. Mooney, and Robert Landick
  
  PNAS June 27, 2017 114 (26) E5103-E5112; first published June 12, 2017. https://doi.org/10.1073/pnas.1702383114
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  Adaptor protein mediates dynamic pump assembly for bacterial metal efflux
  Ace George Santiago, Tai-Yen Chen, Lauren A. Genova, Won Jung, Alayna M. George Thompson, Megan M. McEvoy, and Peng Chen
  
  PNAS June 27, 2017 114 (26) 6694-6699; first published June 12, 2017. https://doi.org/10.1073/pnas.1704729114
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  Intraoperative assessment of tumor margins during glioma resection by desorption electrospray ionization-mass spectrometry
  Valentina Pirro, Clint M. Alfaro, Alan K. Jarmusch, Eyas M. Hattab, Aaron A. Cohen-Gadol, and R. Graham Cooks
  
  PNAS June 27, 2017 114 (26) 6700-6705; first published June 12, 2017. https://doi.org/10.1073/pnas.1706459114
- Open Access
  Subsurface oxide plays a critical role in CO₂ activation by Cu(111) surfaces to form chemisorbed CO₂, the first step in reduction of CO₂
  Marco Favaro, Hai Xiao, Tao Cheng, William A. Goddard III, Junko Yano, and Ethan J. Crumlin
  
  PNAS June 27, 2017 114 (26) 6706-6711; first published June 12, 2017. https://doi.org/10.1073/pnas.1701405114
Earth, Atmospheric, and Planetary Sciences
- Open Access
  How temporal patterns in rainfall determine the geomorphology and carbon fluxes of tropical peatlands
  Alexander R. Cobb, Alison M. Hoyt, Laure Gandois, Jangarun Eri, René Dommain, Kamariah Abu Salim, Fuu Ming Kai, Nur Salihah Haji Su’ut, and Charles F. Harvey
  
  PNAS June 27, 2017 114 (26) E5187-E5196; first published June 12, 2017. https://doi.org/10.1073/pnas.1701090114
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  Age of Jupiter inferred from the distinct genetics and formation times of meteorites
  From the Cover
  
  Thomas S. Kruijer, Christoph Burkhardt, Gerrit Budde, and Thorsten Kleine
  
  PNAS June 27, 2017 114 (26) 6712-6716; first published June 12, 2017. https://doi.org/10.1073/pnas.1704461114
Engineering
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  All-angle negative refraction of highly squeezed plasmon and phonon polaritons in graphene–boron nitride heterostructures
  Xiao Lin, Yi Yang, Nicholas Rivera, Josué J. López, Yichen Shen, Ido Kaminer, Hongsheng Chen, Baile Zhang, John D. Joannopoulos, and Marin Soljačić
  
  PNAS June 27, 2017 114 (26) 6717-6721; first published June 13, 2017. https://doi.org/10.1073/pnas.1701830114
Physics
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  Interface-induced multiferroism by design in complex oxide superlattices
  Hangwen Guo, Zhen Wang, Shuai Dong, Saurabh Ghosh, Mohammad Saghayezhian, Lina Chen, Yakui Weng, Andreas Herklotz, Thomas Z. Ward, Rongying Jin, Sokrates T. Pantelides, Yimei Zhu, Jiandi Zhang, and E. W. Plummer
  
  PNAS June 27, 2017 114 (26) E5062-E5069; first published June 12, 2017. https://doi.org/10.1073/pnas.1706814114
Sustainability Science
- Open Access
  Evaluation of a proposal for reliable low-cost grid power with 100% wind, water, and solar
  Christopher T. M. Clack, Staffan A. Qvist, Jay Apt, Morgan Bazilian, Adam R. Brandt, Ken Caldeira, Steven J. Davis, Victor Diakov, Mark A. Handschy, Paul D. H. Hines, Paulina Jaramillo, Daniel M. Kammen, Jane C. S. Long, M. Granger Morgan, Adam Reed, Varun Sivaram, James Sweeney, George R. Tynan, David G. Victor, John P. Weyant, and Jay F. Whitacre
  
  PNAS June 27, 2017 114 (26) 6722-6727; first published June 19, 2017. https://doi.org/10.1073/pnas.1610381114

Biological Sciences

Agricultural Sciences
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  Bioengineered silkworms with butterfly cytotoxin-modified silk glands produce sericin cocoons with a utility for a new biomaterial
  Ryosuke Otsuki, Masafumi Yamamoto, Erika Matsumoto, Shin-ichi Iwamoto, Hideki Sezutsu, Masumi Suzui, Keiko Takaki, Keiji Wakabayashi, Hajime Mori, and Eiji Kotani
  
  PNAS June 27, 2017 114 (26) 6740-6745; first published June 12, 2017. https://doi.org/10.1073/pnas.1703449114
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  Vector development and vitellogenin determine the transovarial transmission of begomoviruses
  Jing Wei, Ya-Zhou He, Qi Guo, Tao Guo, Yin-Quan Liu, Xue-Ping Zhou, Shu-Sheng Liu, and Xiao-Wei Wang
  
  PNAS June 27, 2017 114 (26) 6746-6751; first published June 12, 2017. https://doi.org/10.1073/pnas.1701720114
Applied Biological Sciences
- Open Access
  Immunoengineering nerve repair
  Nassir Mokarram, Kyle Dymanus, Akhil Srinivasan, Johnathan G. Lyon, John Tipton, Jason Chu, Arthur W. English, and Ravi V. Bellamkonda
  
  PNAS June 27, 2017 114 (26) E5077-E5084; first published June 13, 2017. https://doi.org/10.1073/pnas.1705757114
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  Computationally optimized deimmunization libraries yield highly mutated enzymes with low immunogenicity and enhanced activity
  Regina S. Salvat, Deeptak Verma, Andrew S. Parker, Jack R. Kirsch, Seth A. Brooks, Chris Bailey-Kellogg, and Karl E. Griswold
  
  PNAS June 27, 2017 114 (26) E5085-E5093; first published June 12, 2017. https://doi.org/10.1073/pnas.1621233114
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  Mouse model of hematogenous implant-related Staphylococcus aureus biofilm infection reveals therapeutic targets
  Yu Wang, Lily I. Cheng, David R. Helfer, Alyssa G. Ashbaugh, Robert J. Miller, Alexander J. Tzomides, John M. Thompson, Roger V. Ortines, Andrew S. Tsai, Haiyun Liu, Carly A. Dillen, Nathan K. Archer, Taylor S. Cohen, Christine Tkaczyk, C. Kendall Stover, Bret R. Sellman, and Lloyd S. Miller
  
  PNAS June 27, 2017 114 (26) E5094-E5102; first published June 12, 2017. https://doi.org/10.1073/pnas.1703427114
Biochemistry
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  Trigger loop of RNA polymerase is a positional, not acid–base, catalyst for both transcription and proofreading
  Tatiana V. Mishanina, Michael Z. Palo, Dhananjaya Nayak, Rachel A. Mooney, and Robert Landick
  
  PNAS June 27, 2017 114 (26) E5103-E5112; first published June 12, 2017. https://doi.org/10.1073/pnas.1702383114
- Open Access
  Cas1 and the Csy complex are opposing regulators of Cas2/3 nuclease activity
  MaryClare F. Rollins, Saikat Chowdhury, Joshua Carter, Sarah M. Golden, Royce A. Wilkinson, Joseph Bondy-Denomy, Gabriel C. Lander, and Blake Wiedenheft
  
  PNAS June 27, 2017 114 (26) E5113-E5121; first published April 24, 2017. https://doi.org/10.1073/pnas.1616395114
  
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  Spacer capture and integration by a type I-F Cas1–Cas2-3 CRISPR adaptation complex
  - Jun 27, 2017
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  Spacer capture and integration by a type I-F Cas1–Cas2-3 CRISPR adaptation complex
  Robert D. Fagerlund, Max E. Wilkinson, Oleg Klykov, Arjan Barendregt, F. Grant Pearce, Sebastian N. Kieper, Howard W. R. Maxwell, Angela Capolupo, Albert J. R. Heck, Kurt L. Krause, Mihnea Bostina, Richard A. Scheltema, Raymond H. J. Staals, and Peter C. Fineran
  
  PNAS June 27, 2017 114 (26) E5122-E5128; first published June 13, 2017. https://doi.org/10.1073/pnas.1618421114
  
  See companion article:
  Cas1 and the Csy complex are opposing regulators of Cas2/3 nuclease activity
  - Jun 27, 2017
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  Selective oxidation of aliphatic C–H bonds in alkylphenols by a chemomimetic biocatalytic system
  Lei Du, Sheng Dong, Xingwang Zhang, Chengying Jiang, Jingfei Chen, Lishan Yao, Xiao Wang, Xiaobo Wan, Xi Liu, Xinquan Wang, Shaohua Huang, Qiu Cui, Yingang Feng, Shuang-Jiang Liu, and Shengying Li
  
  PNAS June 27, 2017 114 (26) E5129-E5137; first published June 12, 2017. https://doi.org/10.1073/pnas.1702317114
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  Efficient, ultra-high-affinity chromatography in a one-step purification of complex proteins
  Marina N. Vassylyeva, Sergiy Klyuyev, Alexey D. Vassylyev, Hunter Wesson, Zhuo Zhang, Matthew B. Renfrow, Hengbin Wang, N. Patrick Higgins, Louise T. Chow, and Dmitry G. Vassylyev
  
  PNAS June 27, 2017 114 (26) E5138-E5147; first published June 12, 2017. https://doi.org/10.1073/pnas.1704872114
- Open Access
  Human genome-wide repair map of DNA damage caused by the cigarette smoke carcinogen benzo[a]pyrene
  Wentao Li, Jinchuan Hu, Ogun Adebali, Sheera Adar, Yanyan Yang, Yi-Ying Chiou, and Aziz Sancar
  
  PNAS June 27, 2017 114 (26) 6752-6757; first published June 12, 2017. https://doi.org/10.1073/pnas.1706021114
- Open Access
  Dynamic maps of UV damage formation and repair for the human genome
  Jinchuan Hu, Ogun Adebali, Sheera Adar, and Aziz Sancar
  
  PNAS June 27, 2017 114 (26) 6758-6763; first published June 12, 2017. https://doi.org/10.1073/pnas.1706522114
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  Crystal structures and atomic model of NADPH oxidase
  Francesca Magnani, Simone Nenci, Elisa Millana Fananas, Marta Ceccon, Elvira Romero, Marco W. Fraaije, and Andrea Mattevi
  
  PNAS June 27, 2017 114 (26) 6764-6769; first published June 12, 2017. https://doi.org/10.1073/pnas.1702293114
Biophysics and Computational Biology
- Open Access
  Broken flow symmetry explains the dynamics of small particles in deterministic lateral displacement arrays
  Sung-Cheol Kim, Benjamin H. Wunsch, Huan Hu, Joshua T. Smith, Robert H. Austin, and Gustavo Stolovitzky
  
  PNAS June 27, 2017 114 (26) E5034-E5041; first published June 12, 2017. https://doi.org/10.1073/pnas.1706645114
- You have access
  Adaptor protein mediates dynamic pump assembly for bacterial metal efflux
  Ace George Santiago, Tai-Yen Chen, Lauren A. Genova, Won Jung, Alayna M. George Thompson, Megan M. McEvoy, and Peng Chen
  
  PNAS June 27, 2017 114 (26) 6694-6699; first published June 12, 2017. https://doi.org/10.1073/pnas.1704729114
- You have access
  Ubiquitin S65 phosphorylation engenders a pH-sensitive conformational switch
  Xu Dong, Zhou Gong, Yun-Bi Lu, Kan Liu, Ling-Yun Qin, Meng-Lin Ran, Chang-Li Zhang, Zhu Liu, Wei-Ping Zhang, and Chun Tang
  
  PNAS June 27, 2017 114 (26) 6770-6775; first published June 13, 2017. https://doi.org/10.1073/pnas.1705718114
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  Weak protein–protein interactions in live cells are quantified by cell-volume modulation
  Shahar Sukenik, Pin Ren, and Martin Gruebele
  
  PNAS June 27, 2017 114 (26) 6776-6781; first published June 12, 2017. https://doi.org/10.1073/pnas.1700818114
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  Ca²⁺-induced movement of tropomyosin on native cardiac thin filaments revealed by cryoelectron microscopy
  Cristina Risi, Jamie Eisner, Betty Belknap, David H. Heeley, Howard D. White, Gunnar F. Schröder, and Vitold E. Galkin
  
  PNAS June 27, 2017 114 (26) 6782-6787; first published June 12, 2017. https://doi.org/10.1073/pnas.1700868114
Cell Biology
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  Retroviral host range extension is coupled with Env-activating mutations resulting in receptor-independent entry
  Anna Lounková, Jan Kosla, David Přikryl, Kryštof Štafl, Dana Kučerová, and Jan Svoboda
  
  PNAS June 27, 2017 114 (26) E5148-E5157; first published June 12, 2017. https://doi.org/10.1073/pnas.1704750114
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  Deubiquitinating enzyme VCIP135 dictates the duration of botulinum neurotoxin type A intoxication
  Yien Che Tsai, Archana Kotiya, Erkan Kiris, Mei Yang, Sina Bavari, Lino Tessarollo, George A. Oyler, and Allan M. Weissman
  
  PNAS June 27, 2017 114 (26) E5158-E5166; first published June 5, 2017. https://doi.org/10.1073/pnas.1621076114
- Open Access
  Optogenetic control of mitochondrial metabolism and Ca²⁺ signaling by mitochondria-targeted opsins
  Tatiana Tkatch, Elisa Greotti, Gytis Baranauskas, Diana Pendin, Soumitra Roy, Luliaoana I. Nita, Jennifer Wettmarshausen, Matthias Prigge, Ofer Yizhar, Orian S. Shirihai, Daniel Fishman, Michal Hershfinkel, Ilya A. Fleidervish, Fabiana Perocchi, Tullio Pozzan, and Israel Sekler
  
  PNAS June 27, 2017 114 (26) E5167-E5176; first published June 13, 2017. https://doi.org/10.1073/pnas.1703623114
- Open Access
  Prostaglandin E2 is essential for efficacious skeletal muscle stem-cell function, augmenting regeneration and strength
  Inaugural Article
  
  Andrew T. V. Ho, Adelaida R. Palla, Matthew R. Blake, Nora D. Yucel, Yu Xin Wang, Klas E. G. Magnusson, Colin A. Holbrook, Peggy E. Kraft, Scott L. Delp, and Helen M. Blau
  
  PNAS June 27, 2017 114 (26) 6675-6684; first published June 12, 2017. https://doi.org/10.1073/pnas.1705420114
  
  See companion article:
  Profile of Helen M. Blau
  - Oct 31, 2017
Developmental Biology
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  Biomechanical coupling facilitates spinal neural tube closure in mouse embryos
  Gabriel L. Galea, Young-June Cho, Gauden Galea, Matteo A. Molè, Ana Rolo, Dawn Savery, Dale Moulding, Lucy H. Culshaw, Evanthia Nikolopoulou, Nicholas D. E. Greene, and Andrew J. Copp
  
  PNAS June 27, 2017 114 (26) E5177-E5186; first published June 12, 2017. https://doi.org/10.1073/pnas.1700934114
Ecology
- Open Access
  How temporal patterns in rainfall determine the geomorphology and carbon fluxes of tropical peatlands
  Alexander R. Cobb, Alison M. Hoyt, Laure Gandois, Jangarun Eri, René Dommain, Kamariah Abu Salim, Fuu Ming Kai, Nur Salihah Haji Su’ut, and Charles F. Harvey
  
  PNAS June 27, 2017 114 (26) E5187-E5196; first published June 12, 2017. https://doi.org/10.1073/pnas.1701090114
- You have access
  Synchrony affects Taylor’s law in theory and data
  From the Cover
  
  Daniel C. Reuman, Lei Zhao, Lawrence W. Sheppard, Philip C. Reid, and Joel E. Cohen
  
  PNAS June 27, 2017 114 (26) 6788-6793; first published May 30, 2017. https://doi.org/10.1073/pnas.1703593114
  
  See companion article:
  Unfinished synchrony
  - Jun 27, 2017
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  Family-transmitted stress in a wild bird
  José C. Noguera, Sin-Yeon Kim, and Alberto Velando
  
  PNAS June 27, 2017 114 (26) 6794-6799; first published June 12, 2017. https://doi.org/10.1073/pnas.1706164114
Evolution
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  Females manipulate behavior of caring males via prenatal maternal effects
  From the Cover
  
  Matthieu Paquet and Per T. Smiseth
  
  PNAS June 27, 2017 114 (26) 6800-6805; first published June 12, 2017. https://doi.org/10.1073/pnas.1619759114
Genetics
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  Skin-specific regulation of SREBP processing and lipid biosynthesis by glycerol kinase 5
  Duanwu Zhang, Wataru Tomisato, Lijing Su, Lei Sun, Jin Huk Choi, Zhao Zhang, Kuan-wen Wang, Xiaoming Zhan, Mihwa Choi, Xiaohong Li, Miao Tang, Jose M. Castro-Perez, Sara Hildebrand, Anne R. Murray, Eva Marie Y. Moresco, and Bruce Beutler
  
  PNAS June 27, 2017 114 (26) E5197-E5206; first published June 12, 2017. https://doi.org/10.1073/pnas.1705312114
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  Genome-wide CRISPR screen identifies HNRNPL as a prostate cancer dependency regulating RNA splicing
  Teng Fei, Yiwen Chen, Tengfei Xiao, Wei Li, Laura Cato, Peng Zhang, Maura B. Cotter, Michaela Bowden, Rosina T. Lis, Shuang G. Zhao, Qiu Wu, Felix Y. Feng, Massimo Loda, Housheng Hansen He, X. Shirley Liu, and Myles Brown
  
  PNAS June 27, 2017 114 (26) E5207-E5215; first published June 13, 2017. https://doi.org/10.1073/pnas.1617467114
Immunology and Inflammation
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  Systems-guided forward genetic screen reveals a critical role of the replication stress response protein ETAA1 in T cell clonal expansion
  Lisa A. Miosge, Yovina Sontani, Aaron Chuah, Keisuke Horikawa, Tiffany A. Russell, Yan Mei, Mayura V. Wagle, Debbie R. Howard, Anselm Enders, David C. Tscharke, Christopher C. Goodnow, and Ian A. Parish
  
  PNAS June 27, 2017 114 (26) E5216-E5225; first published June 12, 2017. https://doi.org/10.1073/pnas.1705795114
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  Socioeconomic disadvantage, gestational immune activity, and neurodevelopment in early childhood
  From the Cover
  
  Stephen E. Gilman, Mady Hornig, Akhgar Ghassabian, Jill Hahn, Sara Cherkerzian, Paul S. Albert, Stephen L. Buka, and Jill M. Goldstein
  
  PNAS June 27, 2017 114 (26) 6728-6733; first published June 12, 2017. https://doi.org/10.1073/pnas.1617698114
- You have access
  Structural studies of viperin, an antiviral radical SAM enzyme
  Michael K. Fenwick, Yue Li, Peter Cresswell, Yorgo Modis, and Steven E. Ealick
  
  PNAS June 27, 2017 114 (26) 6806-6811; first published June 12, 2017. https://doi.org/10.1073/pnas.1705402114
Medical Sciences
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  Maintenance of antiangiogenic and antitumor effects by orally active low-dose capecitabine for long-term cancer therapy
  Yin Zhang, Meili Sun, Guichun Huang, Linlin Yin, Qinghua Lai, Yunlong Yang, Xiaoming Xing, Guohua Yu, Yuping Sun, Xinsheng Wang, Guohui Nie, Yizhi Liu, and Yihai Cao
  
  PNAS June 27, 2017 114 (26) E5226-E5235; first published June 12, 2017. https://doi.org/10.1073/pnas.1705066114
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  Intraoperative assessment of tumor margins during glioma resection by desorption electrospray ionization-mass spectrometry
  Valentina Pirro, Clint M. Alfaro, Alan K. Jarmusch, Eyas M. Hattab, Aaron A. Cohen-Gadol, and R. Graham Cooks
  
  PNAS June 27, 2017 114 (26) 6700-6705; first published June 12, 2017. https://doi.org/10.1073/pnas.1706459114
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  Selective replication of oncolytic virus M1 results in a bystander killing effect that is potentiated by Smac mimetics
  Jing Cai, Yuan Lin, Haipeng Zhang, Jiankai Liang, Yaqian Tan, Webster K. Cavenee, and Guangmei Yan
  
  PNAS June 27, 2017 114 (26) 6812-6817; first published June 12, 2017. https://doi.org/10.1073/pnas.1701002114
Microbiology
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  Electron-shuttling antibiotics structure bacterial communities by modulating cellular levels of c-di-GMP
  Chinweike Okegbe, Blanche L. Fields, Stephanie J. Cole, Christopher Beierschmitt, Chase J. Morgan, Alexa Price-Whelan, Richard C. Stewart, Vincent T. Lee, and Lars E. P. Dietrich
  
  PNAS June 27, 2017 114 (26) E5236-E5245; first published June 12, 2017. https://doi.org/10.1073/pnas.1700264114
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  Interplay between tolerance mechanisms to copper and acid stress in Escherichia coli
  Karrera Y. Djoko, Minh-Duy Phan, Kate M. Peters, Mark J. Walker, Mark A. Schembri, and Alastair G. McEwan
  
  PNAS June 27, 2017 114 (26) 6818-6823; first published June 13, 2017. https://doi.org/10.1073/pnas.1620232114
- Open Access
  RNA target profiles direct the discovery of virulence functions for the cold-shock proteins CspC and CspE
  Charlotte Michaux, Erik Holmqvist, Erin Vasicek, Malvika Sharan, Lars Barquist, Alexander J. Westermann, John S. Gunn, and Jörg Vogel
  
  PNAS June 27, 2017 114 (26) 6824-6829; first published June 13, 2017. https://doi.org/10.1073/pnas.1620772114
Neuroscience
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  Numbers of presynaptic Ca²⁺ channel clusters match those of functionally defined vesicular docking sites in single central synapses
  Takafumi Miki, Walter A. Kaufmann, Gerardo Malagon, Laura Gomez, Katsuhiko Tabuchi, Masahiko Watanabe, Ryuichi Shigemoto, and Alain Marty
  
  PNAS June 27, 2017 114 (26) E5246-E5255; first published June 12, 2017. https://doi.org/10.1073/pnas.1704470114
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  Regulation of spinogenesis in mature Purkinje cells via mGluR/PKC-mediated phosphorylation of CaMKIIβ
  Takeyuki Sugawara, Chihiro Hisatsune, Hiroyuki Miyamoto, Naoko Ogawa, and Katsuhiko Mikoshiba
  
  PNAS June 27, 2017 114 (26) E5256-E5265; first published June 12, 2017. https://doi.org/10.1073/pnas.1617270114
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  Brain circuit–gene expression relationships and neuroplasticity of multisensory cortices in blind children
  Laura Ortiz-Terán, Ibai Diez, Tomás Ortiz, David L. Perez, Jose Ignacio Aragón, Victor Costumero, Alvaro Pascual-Leone, Georges El Fakhri, and Jorge Sepulcre
  
  PNAS June 27, 2017 114 (26) 6830-6835; first published June 12, 2017. https://doi.org/10.1073/pnas.1619121114
Physiology
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  Specific targeting of TGF-β family ligands demonstrates distinct roles in the regulation of muscle mass in health and disease
  Justin L. Chen, Kelly L. Walton, Adam Hagg, Timothy D. Colgan, Katharine Johnson, Hongwei Qian, Paul Gregorevic, and Craig A. Harrison
  
  PNAS June 27, 2017 114 (26) E5266-E5275; first published June 12, 2017. https://doi.org/10.1073/pnas.1620013114
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  Pharmacology of the Na_v1.1 domain IV voltage sensor reveals coupling between inactivation gating processes
  Jeremiah D. Osteen, Kevin Sampson, Vivek Iyer, David Julius, and Frank Bosmans
  
  PNAS June 27, 2017 114 (26) 6836-6841; first published June 12, 2017. https://doi.org/10.1073/pnas.1621263114
- Open Access
  Gel-forming mucins form distinct morphologic structures in airways
  Lynda S. Ostedgaard, Thomas O. Moninger, James D. McMenimen, Nicholas M. Sawin, Connor P. Parker, Ian M. Thornell, Linda S. Powers, Nicholas D. Gansemer, Drake C. Bouzek, Daniel P. Cook, David K. Meyerholz, Mahmoud H. Abou Alaiwa, David A. Stoltz, and Michael J. Welsh
  
  PNAS June 27, 2017 114 (26) 6842-6847; first published June 12, 2017. https://doi.org/10.1073/pnas.1703228114
Plant Biology
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  Microsymbiont discrimination mediated by a host-secreted peptide in Medicago truncatula
  Shengming Yang, Qi Wang, Elena Fedorova, Jinge Liu, Qiulin Qin, Qiaolin Zheng, Paul A. Price, Huairong Pan, Dong Wang, Joel S. Griffitts, Ton Bisseling, and Hongyan Zhu
  
  PNAS June 27, 2017 114 (26) 6848-6853; first published June 12, 2017. https://doi.org/10.1073/pnas.1700460114
  
  See companion article:
  Host-secreted antimicrobial peptide enforces symbiotic selectivity in Medicago truncatula
  - Jun 27, 2017
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  Host-secreted antimicrobial peptide enforces symbiotic selectivity in Medicago truncatula
  Qi Wang, Shengming Yang, Jinge Liu, Kata Terecskei, Edit Ábrahám, Anikó Gombár, Ágota Domonkos, Attila Szűcs, Péter Körmöczi, Ting Wang, Lili Fodor, Linyong Mao, Zhangjun Fei, Éva Kondorosi, Péter Kaló, Attila Kereszt, and Hongyan Zhu
  
  PNAS June 27, 2017 114 (26) 6854-6859; first published June 12, 2017. https://doi.org/10.1073/pnas.1700715114
  
  See companion article:
  Microsymbiont discrimination mediated by a host-secreted peptide in Medicago truncatula
  - Jun 27, 2017
- Open Access
  Carbohydrate microarrays and their use for the identification of molecular markers for plant cell wall composition
  Ian P. Wood, Bruce M. Pearson, Enriqueta Garcia-Gutierrez, Lenka Havlickova, Zhesi He, Andrea L. Harper, Ian Bancroft, and Keith W. Waldron
  
  PNAS June 27, 2017 114 (26) 6860-6865; first published June 12, 2017. https://doi.org/10.1073/pnas.1619033114
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  A recruiting protein of geranylgeranyl diphosphate synthase controls metabolic flux toward chlorophyll biosynthesis in rice
  Fei Zhou, Cheng-Yuan Wang, Michael Gutensohn, Ling Jiang, Peng Zhang, Dabing Zhang, Natalia Dudareva, and Shan Lu
  
  PNAS June 27, 2017 114 (26) 6866-6871; first published June 12, 2017. https://doi.org/10.1073/pnas.1705689114

Corrections (Online Only)

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Correction for Brumberg et al., Single-crystal I_h ice surfaces unveil connection between macroscopic and molecular structure
PNAS June 27, 2017 114 (26) E5276; first published June 19, 2017. https://doi.org/10.1073/pnas.1708643114
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Correction for Khan et al., Sympathetic innervation controls homeostasis of neuromuscular junctions in health and disease
PNAS June 27, 2017 114 (26) E5277; first published June 19, 2017. https://doi.org/10.1073/pnas.1708559114

SI Correction (Online Only)

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Correction to Supporting Information for Suzuki et al., Behavioral contagion during learning about another agent’s risk-preferences acts on the neural representation of decision-risk
PNAS June 27, 2017 114 (26) E5278; first published June 19, 2017. https://doi.org/10.1073/pnas.1708546114

Retraction (Online Only)

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Retraction for Zimmerman et al., Signaling through hepatocellular A2B adenosine receptors dampens ischemia and reperfusion injury of the liver
PNAS June 27, 2017 114 (26) E5279; first published June 19, 2017. https://doi.org/10.1073/pnas.1708494114

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