This Week in PNAS

Commentaries

  • Commentary:
    • Robert M. Stroud

    Transmembrane transporters: An open and closed case

    PNAS 2007 104:1445-1446; published online before print January 24, 2007, doi:10.1073/pnas.0610349104
    • See companion article on page 491 in issue 2 of volume 104
  • Commentary:
    • Dickson D. Despommier

    Chemical trails and the parasites that follow them

    PNAS 2007 104:1447-1448; published online before print January 23, 2007, doi:10.1073/pnas.0610778104
    • See companion article on page 1627 in issue 5 of volume 104
  • Commentary:
    • Hung Fan

    A new human retrovirus associated with prostate cancer

    PNAS 2007 104:1449-1450; published online before print January 23, 2007, doi:10.1073/pnas.0610912104
    • See companion article on page 1655 in issue 5 of volume 104

Physical sciences

Chemistry

  • Physical sciences - Chemistry - Biological Sciences - Biochemistry:
    • Dmitriy Lukoyanov,
    • Brett M. Barney,
    • Dennis R. Dean,
    • Lance C. Seefeldt,
    • and Brian M. Hoffman

    Inaugural Article: Connecting nitrogenase intermediates with the kinetic scheme for N2 reduction by a relaxation protocol and identification of the N2 binding state

    PNAS 2007 104:1451-1455; published online before print January 24, 2007, doi:10.1073/pnas.0610975104

Physical Sciences

Applied Physical Sciences

  • Physical Sciences - Applied Physical Sciences:
    • Ciro Cattuto,
    • Vittorio Loreto,
    • and Luciano Pietronero

    From the Cover: Semiotic dynamics and collaborative tagging

    PNAS 2007 104:1461-1464; published online before print January 23, 2007, doi:10.1073/pnas.0610487104

Chemistry

  • Physical Sciences - Chemistry:
    • Ivaylo Ivanov,
    • John A. Tainer,
    • and J. Andrew McCammon

    Unraveling the three-metal-ion catalytic mechanism of the DNA repair enzyme endonuclease IV

    PNAS 2007 104:1465-1470; published online before print January 22, 2007, doi:10.1073/pnas.0603468104
    OPEN ACCESS ARTICLE
  • Physical Sciences - Chemistry:
    • Byunghyuck Jung
    • and Sung Ho Kang

    Chiral imine copper chloride-catalyzed enantioselective desymmetrization of 2-substituted 1,2,3-propanetriols

    PNAS 2007 104:1471-1475; published online before print January 22, 2007, doi:10.1073/pnas.0607865104
  • Physical Sciences - Chemistry - Biological Sciences - Biochemistry:
    • Rebecca A. Butcher,
    • Frank C. Schroeder,
    • Michael A. Fischbach,
    • Paul D. Straight,
    • Roberto Kolter,
    • Christopher T. Walsh,
    • and Jon Clardy

    The identification of bacillaene, the product of the PksX megacomplex in Bacillus subtilis

    PNAS 2007 104:1506-1509; published online before print January 18, 2007, doi:10.1073/pnas.0610503104
  • Physical Sciences - Chemistry - Biological Sciences - Biophysics:
    • Chia-en A. Chang,
    • Wei Chen,
    • and Michael K. Gilson

    Ligand configurational entropy and protein binding

    PNAS 2007 104:1534-1539; published online before print January 22, 2007, doi:10.1073/pnas.0610494104
    OPEN ACCESS ARTICLE

Physics

  • Physical Sciences - Physics:
    • Markus Holzmann,
    • Gordon Baym,
    • Jean-Paul Blaizot,
    • and Franck Laloë

    Superfluid transition of homogeneous and trapped two-dimensional Bose gases

    PNAS 2007 104:1476-1481; published online before print January 23, 2007, doi:10.1073/pnas.0609957104

Biological Sciences

Applied Biological Sciences

  • Biological Sciences - Applied Biological Sciences:
    • Samuel K. Lai,
    • D. Elizabeth O'Hanlon,
    • Suzanne Harrold,
    • Stan T. Man,
    • Ying-Ying Wang,
    • Richard Cone,
    • and Justin Hanes

    Rapid transport of large polymeric nanoparticles in fresh undiluted human mucus

    PNAS 2007 104:1482-1487; published online before print January 23, 2007, doi:10.1073/pnas.0608611104
  • Biological Sciences - Applied Biological Sciences:
    • Judit Villén,
    • Sean A. Beausoleil,
    • Scott A. Gerber,
    • and Steven P. Gygi

    Large-scale phosphorylation analysis of mouse liver

    PNAS 2007 104:1488-1493; published online before print January 22, 2007, doi:10.1073/pnas.0609836104

Biochemistry

  • Physical sciences - Chemistry - Biological Sciences - Biochemistry:
    • Dmitriy Lukoyanov,
    • Brett M. Barney,
    • Dennis R. Dean,
    • Lance C. Seefeldt,
    • and Brian M. Hoffman

    Inaugural Article: Connecting nitrogenase intermediates with the kinetic scheme for N2 reduction by a relaxation protocol and identification of the N2 binding state

    PNAS 2007 104:1451-1455; published online before print January 24, 2007, doi:10.1073/pnas.0610975104
  • Biological Sciences - Biochemistry:
    • Roberta Leonardi,
    • Charles O. Rock,
    • Suzanne Jackowski,
    • and Yong-Mei Zhang

    Activation of human mitochondrial pantothenate kinase 2 by palmitoylcarnitine

    PNAS 2007 104:1494-1499; published online before print January 22, 2007, doi:10.1073/pnas.0607621104
  • Biological Sciences - Biochemistry:
    • Marta Fierro-Fernández,
    • Pablo Hernández,
    • Dora B. Krimer,
    • Andrzej Stasiak,
    • and Jorge B. Schvartzman

    From the Cover: Topological locking restrains replication fork reversal

    PNAS 2007 104:1500-1505; published online before print January 22, 2007, doi:10.1073/pnas.0609204104
    OPEN ACCESS ARTICLE
  • Physical Sciences - Chemistry - Biological Sciences - Biochemistry:
    • Rebecca A. Butcher,
    • Frank C. Schroeder,
    • Michael A. Fischbach,
    • Paul D. Straight,
    • Roberto Kolter,
    • Christopher T. Walsh,
    • and Jon Clardy

    The identification of bacillaene, the product of the PksX megacomplex in Bacillus subtilis

    PNAS 2007 104:1506-1509; published online before print January 18, 2007, doi:10.1073/pnas.0610503104
  • Biological Sciences - Biochemistry:
    • Xiaojun Lu,
    • Patrick L. Wintrode,
    • and Witold K. Surewicz

    β-Sheet core of human prion protein amyloid fibrils as determined by hydrogen/deuterium exchange

    PNAS 2007 104:1510-1515; published online before print January 22, 2007, doi:10.1073/pnas.0608447104
  • Biological Sciences - Biochemistry:
    • R. Ficarella,
    • F. Di Leva,
    • M. Bortolozzi,
    • S. Ortolano,
    • F. Donaudy,
    • M. Petrillo,
    • S. Melchionda,
    • A. Lelli,
    • T. Domi,
    • L. Fedrizzi,
    • D. Lim,
    • G. E. Shull,
    • P. Gasparini,
    • M. Brini,
    • F. Mammano,
    • and E. Carafoli

    A functional study of plasma-membrane calcium-pump isoform 2 mutants causing digenic deafness

    PNAS 2007 104:1516-1521; published online before print January 18, 2007, doi:10.1073/pnas.0609775104
  • Biological Sciences - Biochemistry:
    • Kara Juneau,
    • Curtis Palm,
    • Molly Miranda,
    • and Ronald W. Davis

    High-density yeast-tiling array reveals previously undiscovered introns and extensive regulation of meiotic splicing

    PNAS 2007 104:1522-1527; published online before print January 23, 2007, doi:10.1073/pnas.0610354104
    OPEN ACCESS ARTICLE

Biophysics

  • Biological Sciences - Biophysics:
    • Kusai A. Merchant,
    • Robert B. Best,
    • John M. Louis,
    • Irina V. Gopich,
    • and William A. Eaton

    Characterizing the unfolded states of proteins using single-molecule FRET spectroscopy and molecular simulations

    PNAS 2007 104:1528-1533; published online before print January 24, 2007, doi:10.1073/pnas.0607097104
  • Physical Sciences - Chemistry - Biological Sciences - Biophysics:
    • Chia-en A. Chang,
    • Wei Chen,
    • and Michael K. Gilson

    Ligand configurational entropy and protein binding

    PNAS 2007 104:1534-1539; published online before print January 22, 2007, doi:10.1073/pnas.0610494104
    OPEN ACCESS ARTICLE
  • Biological Sciences - Biophysics:
    • Anna Kloda,
    • Linda Lua,
    • Rhonda Hall,
    • David J. Adams,
    • and Boris Martinac

    Liposome reconstitution and modulation of recombinant N-methyl-d-aspartate receptor channels by membrane stretch

    PNAS 2007 104:1540-1545; published online before print January 22, 2007, doi:10.1073/pnas.0609649104
    OPEN ACCESS ARTICLE
  • Biological Sciences - Biophysics:
    • E. Dalhoff,
    • D. Turcanu,
    • H.-P. Zenner,
    • and A. W. Gummer

    Distortion product otoacoustic emissions measured as vibration on the eardrum of human subjects

    PNAS 2007 104:1546-1551; published online before print January 22, 2007, doi:10.1073/pnas.0610185103
    OPEN ACCESS ARTICLE
  • Biological Sciences - Biophysics:
    • Janna G. Kiselar,
    • Rachel Mahaffy,
    • Thomas D. Pollard,
    • Steven C. Almo,
    • and Mark R. Chance

    Visualizing Arp2/3 complex activation mediated by binding of ATP and WASp using structural mass spectrometry

    PNAS 2007 104:1552-1557; published online before print January 24, 2007, doi:10.1073/pnas.0605380104

Cell Biology

  • Biological Sciences - Cell Biology:
    • Alison E. Meyer,
    • Nai-Jung Hung,
    • Peizhen Yang,
    • Arlen W. Johnson,
    • and Elizabeth A. Craig

    The specialized cytosolic J-protein, Jjj1, functions in 60S ribosomal subunit biogenesis

    PNAS 2007 104:1558-1563; published online before print January 22, 2007, doi:10.1073/pnas.0610704104
  • Biological Sciences - Cell Biology:
    • Diego Gravotta,
    • Ami Deora,
    • Emilie Perret,
    • Claudia Oyanadel,
    • Andrea Soza,
    • Ryan Schreiner,
    • Alfonso Gonzalez,
    • and Enrique Rodriguez-Boulan

    AP1B sorts basolateral proteins in recycling and biosynthetic routes of MDCK cells

    PNAS 2007 104:1564-1569; published online before print January 23, 2007, doi:10.1073/pnas.0610700104

Developmental Biology

  • Biological Sciences - Developmental Biology:
    • Kirsten C. Sadler,
    • Katherine N. Krahn,
    • Naseem A. Gaur,
    • and Chinweike Ukomadu

    Liver growth in the embryo and during liver regeneration in zebrafish requires the cell cycle regulator, uhrf1

    PNAS 2007 104:1570-1575; published online before print January 22, 2007, doi:10.1073/pnas.0610774104

Evolution

  • Biological Sciences - Evolution:
    • Sankar Chatterjee
    • and R. Jack Templin

    Biplane wing planform and flight performance of the feathered dinosaur Microraptor gui

    PNAS 2007 104:1576-1580; published online before print January 22, 2007, doi:10.1073/pnas.0609975104
    OPEN ACCESS ARTICLE
  • Biological Sciences - Evolution:
    • Jessica C. Flack
    • and Frans de Waal

    Context modulates signal meaning in primate communication

    PNAS 2007 104:1581-1586; published online before print January 23, 2007, doi:10.1073/pnas.0603565104
    OPEN ACCESS ARTICLE
  • Biological Sciences - Evolution:
    • Kelly A. Dyer,
    • Brian Charlesworth,
    • and John Jaenike

    Chromosome-wide linkage disequilibrium as a consequence of meiotic drive

    PNAS 2007 104:1587-1592; published online before print January 22, 2007, doi:10.1073/pnas.0605578104

Genetics

  • Biological Sciences - Genetics:
    • Karen Badour,
    • Mary K. H. McGavin,
    • Jinyi Zhang,
    • Spencer Freeman,
    • Claudia Vieira,
    • Dominik Filipp,
    • Michael Julius,
    • Gordon B. Mills,
    • and Katherine A. Siminovitch

    Interaction of the Wiskott–Aldrich syndrome protein with sorting nexin 9 is required for CD28 endocytosis and cosignaling in T cells

    PNAS 2007 104:1593-1598; published online before print January 22, 2007, doi:10.1073/pnas.0610543104

Immunology

  • Biological Sciences - Immunology:
    • Roland R. Regoes,
    • Daniel L. Barber,
    • Rafi Ahmed,
    • and Rustom Antia

    Estimation of the rate of killing by cytotoxic T lymphocytes in vivo

    PNAS 2007 104:1599-1603; published online before print January 22, 2007, doi:10.1073/pnas.0508830104
  • Biological Sciences - Immunology:
    • Ryan M. O'Connell,
    • Konstantin D. Taganov,
    • Mark P. Boldin,
    • Genhong Cheng,
    • and David Baltimore

    MicroRNA-155 is induced during the macrophage inflammatory response

    PNAS 2007 104:1604-1609; published online before print January 22, 2007, doi:10.1073/pnas.0610731104
    OPEN ACCESS ARTICLE
  • Biological Sciences - Immunology:
    • Masayuki Tsuji,
    • Reiko Shinkura,
    • Kazuki Kuroda,
    • Daisuke Yabe,
    • and Tasuku Honjo

    Msx2-interacting nuclear target protein (Mint) deficiency reveals negative regulation of early thymocyte differentiation by Notch/RBP-J signaling

    PNAS 2007 104:1610-1615; published online before print January 22, 2007, doi:10.1073/pnas.0610520104

Medical Sciences

  • Biological Sciences - Medical Sciences:
    • Ai Kotani,
    • Naoki Kakazu,
    • Tatsuaki Tsuruyama,
    • Il-mi Okazaki,
    • Masamichi Muramatsu,
    • Kazuo Kinoshita,
    • Hitoshi Nagaoka,
    • Daisuke Yabe,
    • and Tasuku Honjo

    Activation-induced cytidine deaminase (AID) promotes B cell lymphomagenesis in Emu-cmyc transgenic mice

    PNAS 2007 104:1616-1620; published online before print January 24, 2007, doi:10.1073/pnas.0610732104
  • Biological Sciences - Medical Sciences:
    • Li Zhu,
    • Wolfgang Bergmeier,
    • Jie Wu,
    • Hong Jiang,
    • Timothy J. Stalker,
    • Marcin Cieslak,
    • Ran Fan,
    • Laurence Boumsell,
    • Atsushi Kumanogoh,
    • Hitoshi Kikutani,
    • Luca Tamagnone,
    • Denisa D. Wagner,
    • Marcos E. Milla,
    • and Lawrence F. Brass

    Regulated surface expression and shedding support a dual role for semaphorin 4D in platelet responses to vascular injury

    PNAS 2007 104:1621-1626; published online before print January 23, 2007, doi:10.1073/pnas.0606344104
  • Biological Sciences - Medical Sciences:
    • Daniel Safer,
    • Mario Brenes,
    • Seth Dunipace,
    • and Gerhard Schad

    From the Cover: Urocanic acid is a major chemoattractant for the skin-penetrating parasitic nematode Strongyloides stercoralis

    PNAS 2007 104:1627-1630; published online before print January 18, 2007, doi:10.1073/pnas.0610193104
    • See commentary article on page 1447 in issue 5 of volume 104
  • Biological Sciences - Medical Sciences:
    • Zakir Hossain,
    • Safiah Mohamed Ali,
    • Hui Ling Ko,
    • Jianliang Xu,
    • Chee Peng Ng,
    • Ke Guo,
    • Zeng Qi,
    • Sathivel Ponniah,
    • Wanjin Hong,
    • and Walter Hunziker

    Glomerulocystic kidney disease in mice with a targeted inactivation of Wwtr1

    PNAS 2007 104:1631-1636; published online before print January 24, 2007, doi:10.1073/pnas.0605266104
  • Biological Sciences - Medical Sciences:
    • J. Lee Nelson,
    • Kathleen M. Gillespie,
    • Nathalie C. Lambert,
    • Anne M. Stevens,
    • Laurence S. Loubiere,
    • Joe C. Rutledge,
    • Wendy M. Leisenring,
    • Timothy D. Erickson,
    • Zhen Yan,
    • Meghan E. Mullarkey,
    • Nick D. Boespflug,
    • Polly J. Bingley,
    • and Edwin A. M. Gale

    Maternal microchimerism in peripheral blood in type 1 diabetes and pancreatic islet β cell microchimerism

    PNAS 2007 104:1637-1642; published online before print January 23, 2007, doi:10.1073/pnas.0606169104
  • Biological Sciences - Medical Sciences:
    • Maria Mirotsou,
    • Zhongyan Zhang,
    • Arjun Deb,
    • Lunan Zhang,
    • Massimiliano Gnecchi,
    • Nicolas Noiseux,
    • Hui Mu,
    • Alok Pachori,
    • and Victor Dzau

    Secreted frizzled related protein 2 (Sfrp2) is the key Akt-mesenchymal stem cell-released paracrine factor mediating myocardial survival and repair

    PNAS 2007 104:1643-1648; published online before print January 24, 2007, doi:10.1073/pnas.0610024104
  • Biological Sciences - Medical Sciences:
    • Laëtitia Michou,
    • Sandra Lasbleiz,
    • Anne-Christine Rat,
    • Paola Migliorini,
    • Alejandro Balsa,
    • René Westhovens,