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IN THIS ISSUE

This Week in PNAS
PNAS 2005 102: 5301-5302. [Full Text] [Figures Only] [PDF]  

EDITORIAL

Nicholas R. Cozzarelli

Making research accessible: National Institutes of Health (NIH) public access and PNAS open access policies
PNAS 2005 102: 5303; published online before print April 4 2005, 10.1073/pnas.0502201102 [Extract] [Full Text] [PDF]  

COMMENTARIES

James Lepowsky

From the representation theory of vertex operator algebras to modular tensor categories in conformal field theory
PNAS 2005 102: 5304-5305; published online before print April 5 2005, 10.1073/pnas.0501135102 [Extract] [Full Text] [PDF]  
See companion article on page 5352

Lori Marino

Big brains do matter in new environments
PNAS 2005 102: 5306-5307; published online before print April 5 2005, 10.1073/pnas.0501695102 [Extract] [Full Text] [PDF]  
See companion article on page 5460

Steven Henikoff

Histone modifications: Combinatorial complexity or cumulative simplicity?
PNAS 2005 102: 5308-5309; published online before print April 5 2005, 10.1073/pnas.0501853102 [Extract] [Full Text] [Figures Only] [PDF]  
See companion article on page 5501

John W. Little

Threshold effects in gene regulation: When some is not enough
PNAS 2005 102: 5310-5311; published online before print April 5 2005, 10.1073/pnas.0501645102 [Extract] [Full Text] [Figures Only] [PDF]  

PHYSICAL SCIENCES

Chemistry

Thomas Müller, Tova L. Werblowsky, Gina M. Florio, Bruce J. Berne, and George W. Flynn Inaugural Article by a Recently Elected Academy Member: Inaugural Article: Ultra-high vacuum scanning tunneling microscopy and theoretical studies of 1-halohexane monolayers on graphite PNAS 2005 102: 5315-5322; published online before print March 9 2005, 10.1073/pnas.0409576102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figures]

Ivano Bertini, Vito Calderone, Marta Cosenza, Marco Fragai, Yong-Min Lee, Claudio Luchinat, Stefano Mangani, Beatrice Terni, and Paola Turano

Conformational variability of matrix metalloproteinases: Beyond a single 3D structure
PNAS 2005 102: 5334-5339; published online before print April 4 2005, 10.1073/pnas.0407106102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Xiaopeng Shan and Lawrence Que, Jr.

Intermediates in the oxygenation of a nonheme diiron(II) complex, including the first evidence for a bound superoxo species
PNAS 2005 102: 5340-5345; published online before print March 31 2005, 10.1073/pnas.0409640102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Engineering

Ernest K. Lewis, Wade C. Haaland, Freddy Nguyen, Daniel A. Heller, Matthew J. Allen, Robert R. MacGregor, C. Scott Berger, Britain Willingham, Lori A. Burns, Graham B. I. Scott, Carter Kittrell, Bruce R. Johnson, Robert F. Curl, and Michael L. Metzker

Color-blind fluorescence detection for four-color DNA sequencing
PNAS 2005 102: 5346-5351; published online before print March 30 2005, 10.1073/pnas.0501606102 [Abstract] [Full Text] [Figures Only] [PDF]  

Environmental Sciences

V. Ramanathan, C. Chung, D. Kim, T. Bettge, L. Buja, J. T. Kiehl, W. M. Washington, Q. Fu, D. R. Sikka, and M. Wild Inaugural Article by a Recently Elected Academy Member: Inaugural Article: Atmospheric brown clouds: Impacts on South Asian climate and hydrological cycle PNAS 2005 102: 5326-5333; published online before print March 4 2005, 10.1073/pnas.0500656102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE

Geophysics

V. Ramanathan, C. Chung, D. Kim, T. Bettge, L. Buja, J. T. Kiehl, W. M. Washington, Q. Fu, D. R. Sikka, and M. Wild Inaugural Article by a Recently Elected Academy Member: Inaugural Article: Atmospheric brown clouds: Impacts on South Asian climate and hydrological cycle PNAS 2005 102: 5326-5333; published online before print March 4 2005, 10.1073/pnas.0500656102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE

Mathematics

Yi-Zhi Huang

Vertex operator algebras, the Verlinde conjecture, and modular tensor categories
PNAS 2005 102: 5352-5356; published online before print April 4 2005, 10.1073/pnas.0409901102 [Abstract] [Full Text] [PDF]  
See Commentary on page 5304

SOCIAL SCIENCES

Anthropology

Heather McKillop

Finds in Belize document Late Classic Maya salt making and canoe transport
PNAS 2005 102: 5630-5634; published online before print April 4 2005, 10.1073/pnas.0408486102 [Abstract] [Full Text] [Figures Only] [PDF]  

BIOLOGICAL SCIENCES

Biochemistry

Kenneth P. Holbourn, J. Mark Sutton, Hazel R. Evans, Clifford C. Shone, and K. Ravi Acharya

Molecular recognition of an ADP-ribosylating Clostridium botulinum C3 exoenzyme by RalA GTPase
PNAS 2005 102: 5357-5362; published online before print April 4 2005, 10.1073/pnas.0501525102 [Abstract] [Full Text] [Figures Only] [PDF]  

Ronnie R. Wei, Peter K. Sorger, and Stephen C. Harrison Molecular organization of the Ndc80 complex, an essential kinetochore component PNAS 2005 102: 5363-5367; published online before print April 4 2005, 10.1073/pnas.0501168102 [Abstract] [Full Text] [Figures Only] [PDF] OPEN ACCESS ARTICLE

Katie E. Padfield, Loukas G. Astrakas, Qunhao Zhang, Suresh Gopalan, George Dai, Michael N. Mindrinos, Ronald G. Tompkins, Laurence G. Rahme, and A. Aria Tzika

Burn injury causes mitochondrial dysfunction in skeletal muscle
PNAS 2005 102: 5368-5373; published online before print April 4 2005, 10.1073/pnas.0501211102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Shirya Rashid, David E. Curtis, Rita Garuti, Norma N. Anderson, Yuriy Bashmakov, Y. K. Ho, Robert E. Hammer, Young-Ah Moon, and Jay D. Horton

Decreased plasma cholesterol and hypersensitivity to statins in mice lacking Pcsk9
PNAS 2005 102: 5374-5379; published online before print April 1 2005, 10.1073/pnas.0501652102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

D. Allan Drummond, Jonathan J. Silberg, Michelle M. Meyer, Claus O. Wilke, and Frances H. Arnold

On the conservative nature of intragenic recombination
PNAS 2005 102: 5380-5385; published online before print April 4 2005, 10.1073/pnas.0500729102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Walter S. Leal, Angela M. Chen, Yuko Ishida, Vicky P. Chiang, Melissa L. Erickson, Tania I. Morgan, and Jennifer M. Tsuruda Kinetics and molecular properties of pheromone binding and release PNAS 2005 102: 5386-5391; published online before print March 22 2005, 10.1073/pnas.0501447102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting figures] OPEN ACCESS ARTICLE

Biophysics

Alex H. de Vries, Serge Yefimov, Alan E. Mark, and Siewert J. Marrink

Molecular structure of the lecithin ripple phase
PNAS 2005 102: 5392-5396; published online before print April 4 2005, 10.1073/pnas.0408249102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figures]  

Quan Du, Chaim Smith, Nahum Shiffeldrim, Maria Vologodskaia, and Alexander Vologodskii

Cyclization of short DNA fragments and bending fluctuations of the double helix
PNAS 2005 102: 5397-5402; published online before print April 4 2005, 10.1073/pnas.0500983102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Yechun Xu, Jianhua Shen, Xiaomin Luo, Weiliang Zhu, Kaixian Chen, Jianpeng Ma, and Hualiang Jiang

Conformational transition of amyloid -peptide
PNAS 2005 102: 5403-5407; published online before print March 30 2005, 10.1073/pnas.0501218102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figures]  

Cell Biology

David C. Bouck and Kerry S. Bloom

The kinetochore protein Ndc10p is required for spindle stability and cytokinesis in yeast
PNAS 2005 102: 5408-5413; published online before print April 4 2005, 10.1073/pnas.0405925102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Stuart A. Ralph, Christine Scheidig-Benatar, and Artur Scherf

Antigenic variation in Plasmodium falciparum is associated with movement of var loci between subnuclear locations
PNAS 2005 102: 5414-5419; published online before print March 29 2005, 10.1073/pnas.0408883102 [Abstract] [Full Text] [Figures Only] [PDF]  

Taofei Yin, Spiro Getsios, Reto Caldelari, Andrew P. Kowalczyk, Eliane J. Müller, Jonathan C. R. Jones, and Kathleen J. Green

Plakoglobin suppresses keratinocyte motility through both cell–cell adhesion-dependent and -independent mechanisms
PNAS 2005 102: 5420-5425; published online before print April 1 2005, 10.1073/pnas.0501676102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figure]  

Developmental Biology

Osamu Hashimoto, R. Kelly Moore, and Shunichi Shimasaki

Posttranslational processing of mouse and human BMP-15: Potential implication in the determination of ovulation quota
PNAS 2005 102: 5426-5431; published online before print April 4 2005, 10.1073/pnas.0409533102 [Abstract] [Full Text] [Figures Only] [PDF]  

Ecology

Marie Voisin, Carolyn R. Engel, and Frédérique Viard

Differential shuffling of native genetic diversity across introduced regions in a brown alga: Aquaculture vs. maritime traffic effects
PNAS 2005 102: 5432-5437; published online before print March 31 2005, 10.1073/pnas.0501754102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Tables]  

Sarah J. Bearchell, Bart A. Fraaije, Michael W. Shaw, and Bruce D. L. Fitt From the Cover: Wheat archive links long-term fungal pathogen population dynamics to air pollution PNAS 2005 102: 5438-5442; published online before print April 4 2005, 10.1073/pnas.0501596102 [Abstract] [Full Text] [Figures Only] [PDF]

Jordi Bascompte, Carlos J. Melián, and Enric Sala

Interaction strength combinations and the overfishing of a marine food web
PNAS 2005 102: 5443-5447; published online before print March 31 2005, 10.1073/pnas.0501562102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Evolution

Tohru Sugawara, Yohey Terai, Hiroo Imai, George F. Turner, Stephan Koblmüller, Christian Sturmbauer, Yoshinori Shichida, and Norihiro Okada

Parallelism of amino acid changes at the RH1 affecting spectral sensitivity among deep-water cichlids from Lakes Tanganyika and Malawi
PNAS 2005 102: 5448-5453; published online before print April 4 2005, 10.1073/pnas.0405302102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Steven Maere, Stefanie De Bodt, Jeroen Raes, Tineke Casneuf, Marc Van Montagu, Martin Kuiper, and Yves Van de Peer

Modeling gene and genome duplications in eukaryotes
PNAS 2005 102: 5454-5459; published online before print March 30 2005, 10.1073/pnas.0501102102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Daniel Sol, Richard P. Duncan, Tim M. Blackburn, Phillip Cassey, and Louis Lefebvre

Big brains, enhanced cognition, and response of birds to novel environments
PNAS 2005 102: 5460-5465; published online before print March 22 2005, 10.1073/pnas.0408145102 [Abstract] [Full Text] [Figures Only] [PDF]  
See Commentary on page 5306

Roy J. Britten The majority of human genes have regions repeated in other human genes PNAS 2005 102: 5466-5470; published online before print March 31 2005, 10.1073/pnas.0501008102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE

Julien Meunier, Adel Khelifi, Vincent Navratil, and Laurent Duret

Homology-dependent methylation in primate repetitive DNA
PNAS 2005 102: 5471-5476; published online before print March 29 2005, 10.1073/pnas.0408986102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Atsushi Nakabachi, Shuji Shigenobu, Naoko Sakazume, Toshiyuki Shiraki, Yoshihide Hayashizaki, Piero Carninci, Hajime Ishikawa, Toshiaki Kudo, and Takema Fukatsu Transcriptome analysis of the aphid bacteriocyte, the symbiotic host cell that harbors an endocellular mutualistic bacterium, Buchnera PNAS 2005 102: 5477-5482; published online before print March 30 2005, 10.1073/pnas.0409034102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE

Dennis P. Wall, Aaron E. Hirsh, Hunter B. Fraser, Jochen Kumm, Guri Giaever, Michael B. Eisen, and Marcus W. Feldman Functional genomic analysis of the rates of protein evolution PNAS 2005 102: 5483-5488; published online before print March 30 2005, 10.1073/pnas.0501761102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE

Genetics

Patrick Pfister and Ivan Rodriguez

Olfactory expression of a single and highly variable V1r pheromone receptor-like gene in fish species
PNAS 2005 102: 5489-5494; published online before print April 4 2005, 10.1073/pnas.0402581102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figure]  

Jonathan L. Tupy, Adina M. Bailey, Gina Dailey, Martha Evans-Holm, Christian W. Siebel, Sima Misra, Susan E. Celniker, and Gerald M. Rubin Identification of putative noncoding polyadenylated transcripts in Drosophila melanogaster PNAS 2005 102: 5495-5500; published online before print April 4 2005, 10.1073/pnas.0501422102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE

Michael F. Dion, Steven J. Altschuler, Lani F. Wu, and Oliver J. Rando From the Cover: Genomic characterization reveals a simple histone H4 acetylation code PNAS 2005 102: 5501-5506; published online before print March 28 2005, 10.1073/pnas.0500136102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE   See Commentary on page 5308

Sarah K. Tate, Chantal Depondt, Sanjay M. Sisodiya, Gianpiero L. Cavalleri, Stephanie Schorge, Nicole Soranzo, Maria Thom, Arjune Sen, Simon D. Shorvon, Josemir W. Sander, Nicholas W. Wood, and David B. Goldstein

Genetic predictors of the maximum doses patients receive during clinical use of the anti-epileptic drugs carbamazepine and phenytoin
PNAS 2005 102: 5507-5512; published online before print April 1 2005, 10.1073/pnas.0407346102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Tables]  

Jie Liu, Min Chen, Chuxia Deng, Déborah Bourc'his, Julie G. Nealon, Beth Erlichman, Timothy H. Bestor, and Lee S. Weinstein From the Cover: Identification of the control region for tissue-specific imprinting of the stimulatory G protein -subunit PNAS 2005 102: 5513-5518; published online before print April 5 2005, 10.1073/pnas.0408262102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figures]

Immunology

Susan Holmes, Michael He, Tong Xu, and Peter P. Lee

Memory T cells have gene expression patterns intermediate between naïve and effector
PNAS 2005 102: 5519-5523; published online before print April 4 2005, 10.1073/pnas.0501437102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Medical Sciences

Yasuyuki Amoh, Lingna Li, Kensei Katsuoka, Sheldon Penman, and Robert M. Hoffman

Multipotent nestin-positive, keratin-negative hair-follicle bulge stem cells can form neurons
PNAS 2005 102: 5530-5534; published online before print March 31 2005, 10.1073/pnas.0501263102 [Abstract] [Full Text] [Figures Only] [PDF]  

Peter Tsvetkov, Gad Asher, Veronica Reiss, Yosef Shaul, Leo Sachs, and Joseph Lotem

Inhibition of NAD(P)H:quinone oxidoreductase 1 activity and induction of p53 degradation by the natural phenolic compound curcumin
PNAS 2005 102: 5535-5540; published online before print April 4 2005, 10.1073/pnas.0501828102 [Abstract] [Full Text] [Figures Only] [PDF]  

Ylva Stewénius, Ludmila Gorunova, Tord Jonson, Nina Larsson, Mattias Höglund, Nils Mandahl, Fredrik Mertens, Felix Mitelman, and David Gisselsson

Structural and numerical chromosome changes in colon cancer develop through telomere-mediated anaphase bridges, not through mitotic multipolarity
PNAS 2005 102: 5541-5546; published online before print April 4 2005, 10.1073/pnas.0408454102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Table]  

Microbiology

Yogitha N. Srikhanta, Tina L. Maguire, Katryn J. Stacey, Sean M. Grimmond, and Michael P. Jennings

The phasevarion: A genetic system controlling coordinated, random switching of expression of multiple genes
PNAS 2005 102: 5547-5551; published online before print March 31 2005, 10.1073/pnas.0501169102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Kentaro Kato, D. C. Ghislaine Mayer, Sanjay Singh, Marion Reid, and Louis H. Miller

Domain III of Plasmodium falciparum apical membrane antigen 1 binds to the erythrocyte membrane protein Kx
PNAS 2005 102: 5552-5557; published online before print April 1 2005, 10.1073/pnas.0501594102 [Abstract] [Full Text] [Figures Only] [PDF]  

Samuel M. Webb, Gregory J. Dick, John R. Bargar, and Bradley M. Tebo

Evidence for the presence of Mn(III) intermediates in the bacterial oxidation of Mn(II)
PNAS 2005 102: 5558-5563; published online before print March 30 2005, 10.1073/pnas.0409119102 [Abstract] [Full Text] [Figures Only] [PDF]  

Eric L. Deszo, Susan M. Steenbergen, Darón I. Freedberg, and Eric R. Vimr Escherichia coli K1 polysialic acid O-acetyltransferase gene, neuO, and the mechanism of capsule form variation involving a mobile contingency locus PNAS 2005 102: 5564-5569; published online before print April 4 2005, 10.1073/pnas.0407428102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE

Xuezhong Cai, Shihua Lu, Zhihong Zhang, Carlos M. Gonzalez, Blossom Damania, and Bryan R. Cullen

Kaposi's sarcoma-associated herpesvirus expresses an array of viral microRNAs in latently infected cells
PNAS 2005 102: 5570-5575; published online before print March 30 2005, 10.1073/pnas.0408192102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Carol A. Kumamoto

A contact-activated kinase signals Candida albicans invasive growth and biofilm development
PNAS 2005 102: 5576-5581; published online before print March 30 2005, 10.1073/pnas.0407097102 [Abstract] [Full Text] [Figures Only] [PDF]  

Neuroscience

Takanori Esaki, Michelle Cook, Kazuaki Shimoji, Dennis L. Murphy, Louis Sokoloff, and Andrew Holmes

Developmental disruption of serotonin transporter function impairs cerebral responses to whisker stimulation in mice
PNAS 2005 102: 5582-5587; published online before print April 4 2005, 10.1073/pnas.0501509102 [Abstract] [Full Text] [Figures Only] [PDF]  

Anant B. Patel, Robin A. de Graaf, Graeme F. Mason, Douglas L. Rothman, Robert G. Shulman, and Kevin L. Behar

The contribution of GABA to glutamate/glutamine cycling and energy metabolism in the rat cortex in vivo
PNAS 2005 102: 5588-5593; published online before print April 4 2005, 10.1073/pnas.0501703102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Christine E. Collins, Xiangmin Xu, Ilya Khaytin, Peter M. Kaskan, Vivien A. Casagrande, and Jon H. Kaas

Optical imaging of visually evoked responses in the middle temporal area after deactivation of primary visual cortex in adult primates
PNAS 2005 102: 5594-5599; published online before print April 4 2005, 10.1073/pnas.0501762102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figures]  

Akihiko Kato, Nathalie Rouach, Roger A. Nicoll, and David S. Bredt

Activity-dependent NMDA receptor degradation mediated by retrotranslocation and ubiquitination
PNAS 2005 102: 5600-5605; published online before print April 4 2005, 10.1073/pnas.0501769102 [Abstract] [Full Text] [Figures Only] [PDF]  

Jean-Pierre Mothet, Loredano Pollegioni, Gilles Ouanounou, Magalie Martineau, Philippe Fossier, and Gérard Baux

Glutamate receptor activation triggers a calcium-dependent and SNARE protein-dependent release of the gliotransmitter D-serine
PNAS 2005 102: 5606-5611; published online before print March 30 2005, 10.1073/pnas.0408483102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figures]  

Luiz Pessoa and Srikanth Padmala

Quantitative prediction of perceptual decisions during near-threshold fear detection
PNAS 2005 102: 5612-5617; published online before print March 30 2005, 10.1073/pnas.0500566102 [Abstract] [Full Text] [Figures Only] [PDF] [Suppoirting Information]  

Physiology

Psychology

Zhong-Lin Lu, Wilson Chu, Barbara Anne Dosher, and Sophia Lee

Independent perceptual learning in monocular and binocular motion systems
PNAS 2005 102: 5624-5629; published online before print March 31 2005, 10.1073/pnas.0501387102 [Abstract] [Full Text] [Figures Only] [PDF]  

CORRECTIONS

Correction for Gumireddy et al., A non-ATP-competitive inhibitor of BCR-ABL overrides imatinib resistance, PNAS 2005 102:1992-1997 [Extract] [Full Text] [Figures Only] [PDF]  

Correction for Baxter et al., A plasma membrane H⁺-ATPase is required for the formation of proanthocyanidins in the seed coat endothelium of Arabidopsis thaliana, PNAS 2005 102:2649-2654 [Extract] [Full Text] [PDF]  

Correction for Nisoli et al., Mitochondrial biogenesis by NO yields functionally active mitochondria in mammals, PNAS 2004 101:16507-16512 [Extract] [Full Text] [PDF]