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THIS WEEK IN PNAS

In This Issue
PNAS 2006 103: 15723-15724. [Full Text] [PDF]  

COMMENTARIES

Stephen S. Hecht

Smoking and lung cancer—a new role for an old toxicant?
PNAS 2006 103: 15725-15726; published online before print October 16 2006, 10.1073/pnas.0607811103 [Extract] [Full Text] [Figures Only] [PDF]  
See companion article on page 15404 in issue 42 of volume 103

Irving R. Epstein

Predicting complex biology with simple chemistry
PNAS 2006 103: 15727-15728; published online before print October 16 2006, 10.1073/pnas.0608026103 [Extract] [Full Text] [Figures Only] [PDF]  
See companion article on page 15747

PERSPECTIVES

Nathan S. Lewis and Daniel G. Nocera

Powering the planet: Chemical challenges in solar energy utilization
PNAS 2006 103: 15729-15735; published online before print October 16 2006, 10.1073/pnas.0603395103 [Abstract] [Full Text] [Figures Only] [PDF]  

PROFILES

Nick Zagorski

Profile of Jacob N. Israelachvili
PNAS 2006 103: 15736-15738; published online before print October 16 2006, 10.1073/pnas.0607766103 [Extract] [Full Text] [Figures Only] [PDF]  

PHYSICAL SCIENCES

Applied Mathematics

Anton Valouev, David C. Schwartz, Shiguo Zhou, and Michael S. Waterman

An algorithm for assembly of ordered restriction maps from single DNA molecules
PNAS 2006 103: 15770-15775; published online before print October 16 2006, 10.1073/pnas.0604040103 [Abstract] [Full Text] [Figures Only] [PDF]  

Chemistry

Lin Wang, Nina M. Goodey, Stephen J. Benkovic, and Amnon Kohen

Coordinated effects of distal mutations on environmentally coupled tunneling in dihydrofolate reductase
PNAS 2006 103: 15753-15758; published online before print October 10 2006, 10.1073/pnas.0606976103 [Abstract] [Full Text] [Figures Only] [PDF]  

Christopher K. Haluska, Karin A. Riske, Valérie Marchi-Artzner, Jean-Marie Lehn, Reinhard Lipowsky, and Rumiana Dimova From the Cover: Time scales of membrane fusion revealed by direct imaging of vesicle fusion with high temporal resolution PNAS 2006 103: 15841-15846; published online before print October 16 2006, 10.1073/pnas.0602766103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE

Geology

Jennifer L. Eigenbrode and Katherine H. Freeman

Late Archean rise of aerobic microbial ecosystems
PNAS 2006 103: 15759-15764; published online before print October 16 2006, 10.1073/pnas.0607540103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Physics

SOCIAL SCIENCES

Psychology

BIOLOGICAL SCIENCES

Applied Biological Sciences

Anton Valouev, David C. Schwartz, Shiguo Zhou, and Michael S. Waterman

An algorithm for assembly of ordered restriction maps from single DNA molecules
PNAS 2006 103: 15770-15775; published online before print October 16 2006, 10.1073/pnas.0604040103 [Abstract] [Full Text] [Figures Only] [PDF]  

Biochemistry

Lin Wang, Nina M. Goodey, Stephen J. Benkovic, and Amnon Kohen

Coordinated effects of distal mutations on environmentally coupled tunneling in dihydrofolate reductase
PNAS 2006 103: 15753-15758; published online before print October 10 2006, 10.1073/pnas.0606976103 [Abstract] [Full Text] [Figures Only] [PDF]  

Karissa D. Carlson, Robert E. Johnson, Louise Prakash, Satya Prakash, and M. Todd Washington

Human DNA polymerase forms nonproductive complexes with matched primer termini but not with mismatched primer termini
PNAS 2006 103: 15776-15781; published online before print October 16 2006, 10.1073/pnas.0605785103 [Abstract] [Full Text] [Figures Only] [PDF]  

Tae-Young Roh, Suresh Cuddapah, Kairong Cui, and Keji Zhao The genomic landscape of histone modifications in human T cells PNAS 2006 103: 15782-15787; published online before print October 16 2006, 10.1073/pnas.0607617103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE

Hans Elmlund, Vera Baraznenok, Martin Lindahl, Camilla O. Samuelsen, Philip J. B. Koeck, Steen Holmberg, Hans Hebert, and Claes M. Gustafsson

The cyclin-dependent kinase 8 module sterically blocks Mediator interactions with RNA polymerase II
PNAS 2006 103: 15788-15793; published online before print October 16 2006, 10.1073/pnas.0607483103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

John D. Kulman, Jeff E. Harris, Noriko Nakazawa, Michio Ogasawara, Masanobu Satake, and Earl W. Davie

Vitamin K-dependent proteins in Ciona intestinalis, a basal chordate lacking a blood coagulation cascade
PNAS 2006 103: 15794-15799; published online before print October 16 2006, 10.1073/pnas.0607543103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Eli Chapman, George W. Farr, Renata Usaite, Krystyna Furtak, Wayne A. Fenton, Tapan K. Chaudhuri, Elise R. Hondorp, Rowena G. Matthews, Sharon G. Wolf, John R. Yates, Marc Pypaert, and Arthur L. Horwich Global aggregation of newly translated proteins in an Escherichia coli strain deficient of the chaperonin GroEL PNAS 2006 103: 15800-15805; published online before print October 16 2006, 10.1073/pnas.0607534103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE

Biophysics

Jeffrey F. Smith, Tuomas P. J. Knowles, Christopher M. Dobson, Cait E. MacPhee, and Mark E. Welland

Characterization of the nanoscale properties of individual amyloid fibrils
PNAS 2006 103: 15806-15811; published online before print October 12 2006, 10.1073/pnas.0604035103 [Abstract] [Full Text] [Figures Only] [PDF]  

Jacob Kerssemakers, Jonathon Howard, Henry Hess, and Stefan Diez The distance that kinesin-1 holds its cargo from the microtubule surface measured by fluorescence interference contrast microscopy PNAS 2006 103: 15812-15817; published online before print October 11 2006, 10.1073/pnas.0510400103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE

Petra Weber, Armin Giese, Niklas Piening, Gerda Mitteregger, Achim Thomzig, Michael Beekes, and Hans A. Kretzschmar Cell-free formation of misfolded prion protein with authentic prion infectivity PNAS 2006 103: 15818-15823; published online before print October 9 2006, 10.1073/pnas.0605608103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE

Woojin Kim and Michael H. Hecht

Generic hydrophobic residues are sufficient to promote aggregation of the Alzheimer's A42 peptide
PNAS 2006 103: 15824-15829; published online before print October 12 2006, 10.1073/pnas.0605629103 [Abstract] [Full Text] [Figures Only] [PDF]  

Veysel Berk, Wen Zhang, Raj D. Pai, and Jamie H. D. Cate

Structural basis for mRNA and tRNA positioning on the ribosome
PNAS 2006 103: 15830-15834; published online before print October 12 2006, 10.1073/pnas.0607541103 [Abstract] [Full Text] [Figures Only] [PDF]  

Masoud Vedadi, Frank H. Niesen, Abdellah Allali-Hassani, Oleg Y. Fedorov, Patrick J. Finerty, Jr., Gregory A. Wasney, Ron Yeung, Cheryl Arrowsmith, Linda J. Ball, Helena Berglund, Raymond Hui, Brian D. Marsden, Pär Nordlund, Michael Sundstrom, Johan Weigelt, and Aled M. Edwards Chemical screening methods to identify ligands that promote protein stability, protein crystallization, and structure determination PNAS 2006 103: 15835-15840; published online before print October 11 2006, 10.1073/pnas.0605224103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE

Christopher K. Haluska, Karin A. Riske, Valérie Marchi-Artzner, Jean-Marie Lehn, Reinhard Lipowsky, and Rumiana Dimova From the Cover: Time scales of membrane fusion revealed by direct imaging of vesicle fusion with high temporal resolution PNAS 2006 103: 15841-15846; published online before print October 16 2006, 10.1073/pnas.0602766103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE

Pan T. X. Li, Carlos Bustamante, and Ignacio Tinoco, Jr.

Unusual mechanical stability of a minimal RNA kissing complex
PNAS 2006 103: 15847-15852; published online before print October 16 2006, 10.1073/pnas.0607202103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Derek Stein, Frank H. J. van der Heyden, Wiepke J. A. Koopmans, and Cees Dekker

Pressure-driven transport of confined DNA polymers in fluidic channels
PNAS 2006 103: 15853-15858; published online before print October 17 2006, 10.1073/pnas.0605900103 [Abstract] [Full Text] [Figures Only] [PDF]  

J. Juraszek and P. G. Bolhuis Sampling the multiple folding mechanisms of Trp-cage in explicit solvent PNAS 2006 103: 15859-15864; published online before print October 11 2006, 10.1073/pnas.0606692103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE

Jessica Richardson, Rikard Blunck, Pinghua Ge, Paul R. Selvin, Francisco Bezanilla, Diane M. Papazian, and Ana M. Correa

Distance measurements reveal a common topology of prokaryotic voltage-gated ion channels in the lipid bilayer
PNAS 2006 103: 15865-15870; published online before print October 16 2006, 10.1073/pnas.0607532103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figures]  

Shirley Mihardja, Andrew J. Spakowitz, Yongli Zhang, and Carlos Bustamante

Effect of force on mononucleosomal dynamics
PNAS 2006 103: 15871-15876; published online before print October 16 2006, 10.1073/pnas.0607526103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Cell Biology

Ramasamy Paulmurugan and Sanjiv S. Gambhir

An intramolecular folding sensor for imaging estrogen receptor–ligand interactions
PNAS 2006 103: 15883-15888; published online before print October 16 2006, 10.1073/pnas.0607385103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Alejandra Negro, Bhawanjit K. Brar, Yusu Gu, Kirk L. Peterson, Wylie Vale, and Kuo-Fen Lee

erbB2 is required for G protein-coupled receptor signaling in the heart
PNAS 2006 103: 15889-15893; published online before print October 16 2006, 10.1073/pnas.0607499103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figures]  

Developmental Biology

Shinichiro Chuma, Mihoko Hosokawa, Kouichi Kitamura, Shinya Kasai, Makio Fujioka, Masateru Hiyoshi, Kazufumi Takamune, Toshiaki Noce, and Norio Nakatsuji

Tdrd1/Mtr-1, a tudor-related gene, is essential for male germ-cell differentiation and nuage/germinal granule formation in mice
PNAS 2006 103: 15894-15899; published online before print October 12 2006, 10.1073/pnas.0601878103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Heinz Moeller, Andreas Jenny, Hans-Joerg Schaeffer, Thomas Schwarz-Romond, Marek Mlodzik, Matthias Hammerschmidt, and Walter Birchmeier

Diversin regulates heart formation and gastrulation movements in development
PNAS 2006 103: 15900-15905; published online before print October 10 2006, 10.1073/pnas.0603808103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Ecology

Stephen C. Pratt and David J. T. Sumpter

A tunable algorithm for collective decision-making
PNAS 2006 103: 15906-15910; published online before print October 12 2006, 10.1073/pnas.0604801103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Evolution

Karen D. Williams, Macarena Busto, Maximiliano L. Suster, Anthony K.-C. So, Yehuda Ben-Shahar, Sally J. Leevers, and Marla B. Sokolowski

Natural variation in Drosophila melanogaster diapause due to the insulin-regulated PI3-kinase
PNAS 2006 103: 15911-15915; published online before print October 16 2006, 10.1073/pnas.0604592103 [Abstract] [Full Text] [Figures Only] [PDF]  

Lena Burri, Bryony A. P. Williams, Dejan Bursac, Trevor Lithgow, and Patrick J. Keeling

Microsporidian mitosomes retain elements of the general mitochondrial targeting system
PNAS 2006 103: 15916-15920; published online before print October 16 2006, 10.1073/pnas.0604109103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Table]  

Gili Peleg, Gadi Katzir, Ofer Peleg, Michal Kamara, Leonid Brodsky, Hagit Hel-Or, Daniel Keren, and Eviatar Nevo From the Cover: Hereditary family signature of facial expression PNAS 2006 103: 15921-15926; published online before print October 16 2006, 10.1073/pnas.0607551103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Table]

Genetics

Sumit Agarwal, Josephine Harada, Jeffrey Schreifels, Patrycja Lech, Bryan Nikolai, Tomoyuki Yamaguchi, Sumit K. Chanda, and Nikunj V. Somia

Isolation, characterization, and genetic complementation of a cellular mutant resistant to retroviral infection
PNAS 2006 103: 15933-15938; published online before print October 16 2006, 10.1073/pnas.0602674103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Kirby D. Johnson, Shin-Il Kim, and Emery H. Bresnick

Differential sensitivities of transcription factor target genes underlie cell type-specific gene expression profiles
PNAS 2006 103: 15939-15944; published online before print October 16 2006, 10.1073/pnas.0604041103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Immunology

Katerina Artavanis-Tsakonas, J. Christopher Love, Hidde L. Ploegh, and Jatin M. Vyas

Recruitment of CD63 to Cryptococcus neoformans phagosomes requires acidification
PNAS 2006 103: 15945-15950; published online before print October 16 2006, 10.1073/pnas.0607528103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Stefan Baenziger, Roxane Tussiwand, Erika Schlaepfer, Luca Mazzucchelli, Mathias Heikenwalder, Michael O. Kurrer, Silvia Behnke, Joachim Frey, Annette Oxenius, Helen Joller, Adriano Aguzzi, Markus G. Manz, and Roberto F. Speck

Disseminated and sustained HIV infection in CD34⁺ cord blood cell-transplanted Rag2^–/–_c^–/– mice
PNAS 2006 103: 15951-15956; published online before print October 12 2006, 10.1073/pnas.0604493103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Kate Senger, Kristina Harris, and Mike Levine

GATA factors participate in tissue-specific immune responses in Drosophila larvae
PNAS 2006 103: 15957-15962; published online before print October 10 2006, 10.1073/pnas.0607608103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Table]  

Uri Hershberg and Mark J. Shlomchik

Differences in potential for amino acid change after mutation reveals distinct strategies for and light-chain variation
PNAS 2006 103: 15963-15968; published online before print October 12 2006, 10.1073/pnas.0607581103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Medical Sciences

Shaoyong Chen, Youyuan Xu, Xin Yuan, Glenn J. Bubley, and Steven P. Balk

Androgen receptor phosphorylation and stabilization in prostate cancer by cyclin-dependent kinase 1
PNAS 2006 103: 15969-15974; published online before print October 16 2006, 10.1073/pnas.0604193103 [Abstract] [Full Text] [Figures Only] [PDF]  

Victor L. J. L. Thijssen, Ruben Postel, Ricardo J. M. G. E. Brandwijk, Ruud P. M. Dings, Irina Nesmelova, Sietske Satijn, Nicole Verhofstad, Yusaku Nakabeppu, Linda G. Baum, Jeroen Bakkers, Kevin H. Mayo, Françoise Poirier, and Arjan W. Griffioen

Galectin-1 is essential in tumor angiogenesis and is a target for antiangiogenesis therapy
PNAS 2006 103: 15975-15980; published online before print October 16 2006, 10.1073/pnas.0603883103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Bramanandam Manavathi, Filippo Acconcia, Suresh K. Rayala, and Rakesh Kumar

An inherent role of microtubule network in the action of nuclear receptor
PNAS 2006 103: 15981-15986; published online before print October 16 2006, 10.1073/pnas.0607445103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figures]  

Wing-pui Kong, Chantelle Hood, Zhi-yong Yang, Chih-Jen Wei, Ling Xu, Adolfo García-Sastre, Terrence M. Tumpey, and Gary J. Nabel Protective immunity to lethal challenge of the 1918 pandemic influenza virus by vaccination PNAS 2006 103: 15987-15991; published online before print October 16 2006, 10.1073/pnas.0607564103 [Abstract] [Full Text] [Figures Only] [PDF] OPEN ACCESS ARTICLE

D. R. Elmaleh, A. J. Fischman, A. Tawakol, A. Zhu, T. M. Shoup, U. Hoffmann, A.-L. Brownell, and P. C. Zamecnik Detection of inflamed atherosclerotic lesions with diadenosine-5',5'''-P1,P4-tetraphosphate (Ap4A) and positron-emission tomography PNAS 2006 103: 15992-15996; published online before print October 12 2006, 10.1073/pnas.0607246103 [Abstract] [Full Text] [Figures Only] [PDF] OPEN ACCESS ARTICLE

Arik Makovitzki, Dorit Avrahami, and Yechiel Shai

Ultrashort antibacterial and antifungal lipopeptides
PNAS 2006 103: 15997-16002; published online before print October 12 2006, 10.1073/pnas.0606129103 [Abstract] [Full Text] [Figures Only] [PDF]  

Amir Shlomai, Nir Paran, and Yosef Shaul

PGC-1 controls hepatitis B virus through nutritional signals
PNAS 2006 103: 16003-16008; published online before print October 16 2006, 10.1073/pnas.0607837103 [Abstract] [Full Text] [Figures Only] [PDF]  

Microbiology

Izabela Sitkiewicz, Michal J. Nagiec, Paul Sumby, Stephanie D. Butler, Colette Cywes-Bentley, and James M. Musser

Emergence of a bacterial clone with enhanced virulence by acquisition of a phage encoding a secreted phospholipase A₂
PNAS 2006 103: 16009-16014; published online before print October 16 2006, 10.1073/pnas.0607669103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Neuroscience

Natalia Petridou, Dietmar Plenz, Afonso C. Silva, Murray Loew, Jerzy Bodurka, and Peter A. Bandettini

Direct magnetic resonance detection of neuronal electrical activity
PNAS 2006 103: 16015-16020; published online before print October 12 2006, 10.1073/pnas.0603219103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figures]  

David R. Beers, Jenny S. Henkel, Qin Xiao, Weihua Zhao, Jinghong Wang, Albert A. Yen, Laszlo Siklos, Scott R. McKercher, and Stanley H. Appel Wild-type microglia extend survival in PU.1 knockout mice with familial amyotrophic lateral sclerosis PNAS 2006 103: 16021-16026; published online before print October 16 2006, 10.1073/pnas.0607423103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE

Weiya Ma, Jean-Guy Chabot, and Remi Quirion

A role for adrenomedullin as a pain-related peptide in the rat
PNAS 2006 103: 16027-16032; published online before print October 16 2006, 10.1073/pnas.0602488103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Turhan Canli, Maolin Qiu, Kazufumi Omura, Eliza Congdon, Brian W. Haas, Zenab Amin, Martin J. Herrmann, R. Todd Constable, and Klaus Peter Lesch Neural correlates of epigenesis PNAS 2006 103: 16033-16038; published online before print October 10 2006, 10.1073/pnas.0601674103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE

Physiology

Adriana del Rey, Eduardo Roggero, Anke Randolf, Carolina Mahuad, Samuel McCann, Valeria Rettori, and Hugo O. Besedovsky

IL-1 resets glucose homeostasis at central levels
PNAS 2006 103: 16039-16044; published online before print October 11 2006, 10.1073/pnas.0607076103 [Abstract] [Full Text] [Figures Only] [PDF]  

Ming-Zhi Zhang, Bing Yao, Hui-Fang Cheng, Su-Wan Wang, Tadashi Inagami, and Raymond C. Harris

Renal cortical cyclooxygenase 2 expression is differentially regulated by angiotensin II AT₁ and AT₂ receptors
PNAS 2006 103: 16045-16050; published online before print October 16 2006, 10.1073/pnas.0602176103 [Abstract] [Full Text] [Figures Only] [PDF]  

Plant Biology

Fatima Chigri, Friederike Hörmann, Anna Stamp, David K. Stammers, Bettina Bölter, Jürgen Soll, and Ute C. Vothknecht

Calcium regulation of chloroplast protein translocation is mediated by calmodulin binding to Tic32
PNAS 2006 103: 16051-16056; published online before print October 11 2006, 10.1073/pnas.0607150103 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figure]  

CORRECTIONS

Correction for Goldberg et al., A Sanger/pyrosequencing hybrid approach for the generation of high-quality draft assemblies of marine microbial genomes [Full Text] [Figures Only] [PDF]  

Correction for Simonin et al., RF9, a potent and selective neuropeptide FF receptor antagonist, prevents opioid-induced tolerance associated with hyperalgesia [Full Text] [Figures Only] [PDF]  

Correction for Kozlov et al., Target cell-specific modulation of neuronal activity by astrocytes [Full Text] [PDF]