| | This journal provides immediate access to some articles. Editorial UPSIDE: Uniform Principle for Sharing Integral Data and Materials Expeditiously Nicholas R. Cozzarelli Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3721–3722. doi: 10.1073/pnas.0400437101.PMCID: PMC374308 Commentaries What arthropod brains say about arthropod phylogeny Susan E. Fahrbach Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3723–3724. Published online 2004 March 9. doi: 10.1073/pnas.0400472101.PMCID: PMC374309 Controlling lentiviruses: Single amino acid changes can determine specificity Shari M. Kaiser and Michael Emerman Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3725–3726. Published online 2004 March 9. doi: 10.1073/pnas.0400929101.PMCID: PMC374310 Biographies INAUGURAL ARTICLE by a Recently Elected Academy Member: Biography of Martha L. Ludwig Emma Hitt Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3727–3728. Published online 2004 March 9. doi: 10.1073/pnas.0401014101.PMCID: PMC374311 INAUGURAL ARTICLE by a Recently Elected Academy Member: Biography of Jan-Åke Gustafsson Christen Brownlee Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3737–3738. Published online 2004 March 9. doi: 10.1073/pnas.0401117101.PMCID: PMC374313 Physical Sciences Applied Physical Sciences The architecture of complex weighted networks A. Barrat, M. Barthélemy, R. Pastor-Satorras, and A. Vespignani Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3747–3752. Published online 2004 March 8. doi: 10.1073/pnas.0400087101.PMCID: PMC374315 Geology From the Cover: Chicxulub impact predates the K-T boundary mass extinction Gerta Keller, Thierry Adatte, Wolfgang Stinnesbeck, Mario Rebolledo-Vieyra, Jaime Urrutia Fucugauchi, Utz Kramar, and Doris Stüben Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3753–3758. Published online 2004 March 2. doi: 10.1073/pnas.0400396101.PMCID: PMC374316 Biological Sciences Biochemistry Proteomic analysis of thioredoxin-targeted proteins in Escherichia coli Jaya K. Kumar, Stanley Tabor, and Charles C. Richardson Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3759–3764. Published online 2004 March 2. doi: 10.1073/pnas.0308701101.PMCID: PMC374317 Universality and flexibility in gene expression from bacteria to human Hiroki R. Ueda, Satoko Hayashi, Shinichi Matsuyama, Tetsuya Yomo, Seiichi Hashimoto, Steve A. Kay, John B. Hogenesch, and Masamitsu Iino Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3765–3769. Published online 2004 March 3. doi: 10.1073/pnas.0306244101.PMCID: PMC374318 From the Cover: A single amino acid difference in the host APOBEC3G protein controls the primate species specificity of HIV type 1 virion infectivity factor Hal P. Bogerd, Brian P. Doehle, Heather L. Wiegand, and Bryan R. Cullen Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3770–3774. Published online 2004 March 3. doi: 10.1073/pnas.0307713101.PMCID: PMC374319 Fhit is a physiological target of the protein kinase Src Yuri Pekarsky, Preston N. Garrison, Alexey Palamarchuk, Nicola Zanesi, Rami I. Aqeilan, Kay Huebner, Larry D. Barnes, and Carlo M. Croce Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3775–3779. Published online 2004 March 8. doi: 10.1073/pnas.0400481101.PMCID: PMC374320 Activation of the antioxidant enzyme 1-CYS peroxiredoxin requires glutathionylation mediated by heterodimerization with πGST Y. Manevich, S. I. Feinstein, and A. B. Fisher Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3780–3785. Published online 2004 March 2. doi: 10.1073/pnas.0400181101.PMCID: PMC374321 Isolation of antibiotic resistance mutations in the rRNA by using an in vitro selection system Luisa Cochella and Rachel Green Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3786–3791. Published online 2004 March 4. doi: 10.1073/pnas.0307596101.PMCID: PMC374322 The severe acute respiratory syndrome-coronavirus replicative protein nsp9 is a single-stranded RNA-binding subunit unique in the RNA virus world Marie-Pierre Egloff, François Ferron, Valérie Campanacci, Sonia Longhi, Corinne Rancurel, Hélène Dutartre, Eric J. Snijder, Alexander E. Gorbalenya, Christian Cambillau, and Bruno Canard Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3792–3796. Published online 2004 March 8. doi: 10.1073/pnas.0307877101.PMCID: PMC374323 Biophysics INAUGURAL ARTICLE by a Recently Elected Academy Member: Structures of the N-terminal modules imply large domain motions during catalysis by methionine synthase John C. Evans, Donald P. Huddler, Mark T. Hilgers, Gail Romanchuk, Rowena G. Matthews, and Martha L. Ludwig Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3729–3736. Published online 2004 January 29. doi: 10.1073/pnas.0308082100.PMCID: PMC374312 Local feature frequency profile: A method to measure structural similarity in proteins In-Geol Choi, Jaimyoung Kwon, and Sung-Hou Kim Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3797–3802. Published online 2004 February 25. doi: 10.1073/pnas.0308656100.PMCID: PMC374324 Protein dynamics and the immunological evolution of molecular recognition Ralph Jimenez, Georgina Salazar, Jun Yin, Taiha Joo, and Floyd E. Romesberg Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3803–3808. Published online 2004 March 4. doi: 10.1073/pnas.0305745101.PMCID: PMC374325 Microsecond folding dynamics of the F13W G29A mutant of the B domain of staphylococcal protein A by laser-induced temperature jump George Dimitriadis, Adam Drysdale, Jeffrey K. Myers, Pooja Arora, Sheena E. Radford, Terence G. Oas, and D. Alastair Smith Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3809–3814. Published online 2004 March 8. doi: 10.1073/pnas.0306433101.PMCID: PMC374326 The predicted 3D structure of the human D2 dopamine receptor and the binding site and binding affinities for agonists and antagonists M. Yashar S. Kalani, Nagarajan Vaidehi, Spencer E. Hall, Rene J. Trabanino, Peter L. Freddolino, Maziyar A. Kalani, Wely B. Floriano, Victor Wai Tak Kam, and William A. Goddard, III Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3815–3820. Published online 2004 March 3. doi: 10.1073/pnas.0400100101.PMCID: PMC374327 Structural basis for the function of a minimembrane protein subunit of yeast oligosaccharyltransferase Sergey Zubkov, William J. Lennarz, and Smita Mohanty Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3821–3826. Published online 2004 March 4. doi: 10.1073/pnas.0400512101.PMCID: PMC374328 Cell Biology Vascularized thymic lobe transplantation in miniature swine: Thymopoiesis and tolerance induction across fully MHC-mismatched barriers Chisako Kamano, Parsia A. Vagefi, Naoki Kumagai, Shin Yamamoto, Rolf N. Barth, John C. LaMattina, Shannon G. Moran, David H. Sachs, and Kazuhiko Yamada Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3827–3832. Published online 2004 March 8. doi: 10.1073/pnas.0306666101.PMCID: PMC374329 Tandem MS analysis of brain clathrin-coated vesicles reveals their critical involvement in synaptic vesicle recycling Francois Blondeau, Brigitte Ritter, Patrick D. Allaire, Sylwia Wasiak, Martine Girard, Natasha K. Hussain, Annie Angers, Valerie Legendre-Guillemin, Line Roy, Daniel Boismenu, Robert E. Kearney, Alexander W. Bell, John J. M. Bergeron, and Peter S. McPherson Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3833–3838. Published online 2004 March 8. doi: 10.1073/pnas.0308186101.PMCID: PMC374330 Magnetosome vesicles are present before magnetite formation, and MamA is required for their activation Arash Komeili, Hojatollah Vali, Terrance J. Beveridge, and Dianne K. Newman Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3839–3844. Published online 2004 March 2. doi: 10.1073/pnas.0400391101.PMCID: PMC374331 Cholesterol depletion induces PKA-mediated basolateral-to-apical transcytosis of the scavenger receptor class B type I in MDCK cells Patricia V. Burgos, Carla Klattenhoff, Erwin de la Fuente, Attilio Rigotti, and Alfonso González Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3845–3850. Published online 2004 March 8. doi: 10.1073/pnas.0400295101.PMCID: PMC374332 Developmental Biology Coordinate enhancers share common organizational features in the Drosophila genome Albert Erives and Michael Levine Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3851–3856. Published online 2004 March 16. doi: 10.1073/pnas.0400611101.PMCID: PMC374333 Repression of dMyc expression by Wingless promotes Rbf-induced G1 arrest in the presumptive Drosophila wing margin Molly Duman-Scheel, Laura A. Johnston, and Wei Du Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3857–3862. Published online 2004 March 4. doi: 10.1073/pnas.0400526101.PMCID: PMC374334 Ecology From the Cover: Physiologically mediated self/non-self discrimination in roots Michal Gruntman and Ariel Novoplansky Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3863–3867. Published online 2004 March 2. doi: 10.1073/pnas.0306604101.PMCID: PMC374335 Evolution From the Cover: The brain of the Remipedia (Crustacea) and an alternative hypothesis on their phylogenetic relationships Martin Fanenbruck, Steffen Harzsch, and Johann Wolfgang Wägele Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3868–3873. Published online 2004 March 5. doi: 10.1073/pnas.0306212101.PMCID: PMC374336 Immunology Spontaneous proliferation, a response of naïve CD4 T cells determined by the diversity of the memory cell repertoire Booki Min, Gilles Foucras, Martin Meier-Schellersheim, and William E. Paul Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3874–3879. Published online 2004 March 4. doi: 10.1073/pnas.0400606101.PMCID: PMC374337 Interleukin 2 plays a central role in Th2 differentiation Javier Cote-Sierra, Gilles Foucras, Liying Guo, Lynda Chiodetti, Howard A. Young, Jane Hu-Li, Jinfang Zhu, and William E. Paul Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3880–3885. Published online 2004 March 5. doi: 10.1073/pnas.0400339101.PMCID: PMC374338 Identification of a specific self-reactive IgM antibody that initiates intestinal ischemia/reperfusion injury Ming Zhang, William G. Austen, Jr., Isaac Chiu, Elisabeth M. Alicot, Rachel Hung, Minghe Ma, Nicola Verna, Min Xu, Herbert B. Hechtman, Francis D. Moore, Jr., and Michael C. Carroll Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3886–3891. Published online 2004 March 3. doi: 10.1073/pnas.0400347101.PMCID: PMC374339 T cell immunity using transgenic B lymphocytes Mara Gerloni, Marta Rizzi, Paola Castiglioni, and Maurizio Zanetti Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3892–3897. Published online 2004 March 2. doi: 10.1073/pnas.0400138101.PMCID: PMC374340 The E47 transcription factor negatively regulates CD5 expression during thymocyte development Yang Yang, Christopher H. Contag, Dean Felsher, Catherine M. Shachaf, Yuan Cao, Leonard A. Herzenberg, Leonore A. Herzenberg, and James W. Tung Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3898–3902. Published online 2004 March 4. doi: 10.1073/pnas.0308764101.PMCID: PMC374341 Impaired IgA class switching in APRIL-deficient mice Emanuela Castigli, Sumi Scott, Fatma Dedeoglu, Paul Bryce, Haifa Jabara, Atul K. Bhan, Emiko Mizoguchi, and Raif S. Geha Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3903–3908. Published online 2004 February 26. doi: 10.1073/pnas.0307348101.PMCID: PMC374342 Defective development of splenic and epidermal CD4+ dendritic cells in mice deficient for IFN regulatory factor-2 Eri Ichikawa, Shigeaki Hida, Yoshiki Omatsu, Susumu Shimoyama, Kazuhiko Takahara, Shinichi Miyagawa, Kayo Inaba, and Shinsuke Taki Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3909–3914. Published online 2004 March 2. doi: 10.1073/pnas.0400610101.PMCID: PMC374343 Medical Sciences Acute myeloid leukemia with complex karyotypes and abnormal chromosome 21: Amplification discloses overexpression of APP, ETS2, and ERG genes Claudia D. Baldus, Sandya Liyanarachchi, Krzysztof Mrózek, Herbert Auer, Stephan M. Tanner, Martin Guimond, Amy S. Ruppert, Nehad Mohamed, Ramana V. Davuluri, Michael A. Caligiuri, Clara D. Bloomfield, and Albert de la Chapelle Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3915–3920. Published online 2004 March 8. doi: 10.1073/pnas.0400272101.PMCID: PMC374344 Histone deacetylase inhibitor suberoylanilide hydroxamic acid reduces acute graft-versus-host disease and preserves graft-versus-leukemia effect Pavan Reddy, Yoshinobu Maeda, Kevin Hotary, Chen Liu, Leonid L. Reznikov, Charles A. Dinarello, and James L. M. Ferrara Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3921–3926. Published online 2004 March 4. doi: 10.1073/pnas.0400380101.PMCID: PMC374345 From the Cover: A single amino acid of APOBEC3G controls its species-specific interaction with virion infectivity factor (Vif) Bärbel Schröfelbauer, Darlene Chen, and Nathaniel R. Landau Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3927–3932. Published online 2004 February 20. doi: 10.1073/pnas.0307132101.PMCID: PMC374346 Topical DNA oligonucleotide therapy reduces UV-induced mutations and photocarcinogenesis in hairless mice David A. Goukassian, Elizabeth Helms, Harry van Steeg, Conny van Oostrom, Jag Bhawan, and Barbara A. Gilchrest Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3933–3938. Published online 2004 March 3. doi: 10.1073/pnas.0306389101.PMCID: PMC374347 β2-Glycoprotein I binds factor XI and inhibits its activation by thrombin and factor XIIa: Loss of inhibition by clipped β2-glycoprotein I Tong Shi, G. Michael Iverson, Jian C. Qi, Keith A. Cockerill, Matthew D. Linnik, Pamela Konecny, and Steven A. Krilis Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3939–3944. Published online 2004 March 8. doi: 10.1073/pnas.0400281101.PMCID: PMC374348 Microbiology Docking of cytosolic chaperone-substrate complexes at the membrane ATPase during flagellar type III protein export Joanne Thomas, Graham P. Stafford, and Colin Hughes Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3945–3950. Published online 2004 March 4. doi: 10.1073/pnas.0307223101.PMCID: PMC374349 Neuroscience Fluorometric measurements of conformational changes in glutamate transporters H. Peter Larsson, Anastassios V. Tzingounis, Hans P. Koch, and Michael P. Kavanaugh Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3951–3956. Published online 2004 March 4. doi: 10.1073/pnas.0306737101.PMCID: PMC374350 Timing of brain-derived neurotrophic factor exposure affects life expectancy of new neurons Benjamín Alvarez-Borda, Bhagwattie Haripal, and Fernando Nottebohm Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3957–3961. Published online 2004 March 5. doi: 10.1073/pnas.0308118101.PMCID: PMC374351 The scaling of frontal cortex in primates and carnivores Eliot C. Bush and John M. Allman Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3962–3966. Published online 2004 March 8. doi: 10.1073/pnas.0305760101.PMCID: PMC374352 From the Cover: GABA-mediated giant depolarizing potentials as coincidence detectors for enhancing synaptic efficacy in the developing hippocampus Alexander M. Kasyanov, Victoria F. Safiulina, Leon L. Voronin, and Enrico Cherubini Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3967–3972. Published online 2004 March 8. doi: 10.1073/pnas.0305974101.PMCID: PMC374353 Stress-induced structural remodeling in hippocampus: Prevention by lithium treatment Gwendolyn E. Wood, L. Trevor Young, Lawrence P. Reagan, Biao Chen, and Bruce S. McEwen Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3973–3978. Published online 2004 March 4. doi: 10.1073/pnas.0400208101.PMCID: PMC374354 Physiology INAUGURAL ARTICLE by a Recently Elected Academy Member: Estrogen receptors ERα and ERβ in proliferation in the rodent mammary gland Guojun Cheng, Zhang Weihua, Margaret Warner, and Jan-Åke Gustafsson Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3739–3746. Published online 2004 February 4. doi: 10.1073/pnas.0307864100.PMCID: PMC374314 The quantal nature of Ca2+ sparks and in situ operation of the ryanodine receptor array in cardiac cells Shi Qiang Wang, Michael D. Stern, Eduardo Ríos, and Heping Cheng Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3979–3984. Published online 2004 March 2. doi: 10.1073/pnas.0306157101.PMCID: PMC374355 Plant Biology CBF2/DREB1C is a negative regulator of CBF1/DREB1B and CBF3/DREB1A expression and plays a central role in stress tolerance in Arabidopsis Fernando Novillo, José M. Alonso, Joseph R. Ecker, and Julio Salinas Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3985–3990. Published online 2004 March 2. doi: 10.1073/pnas.0303029101.PMCID: PMC374356 Corrections Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3991. doi: 10.1073/pnas.0400521101.PMCID: PMC374357 Corrects: Ania Majewska, et al. Motility of dendritic spines in visual cortex in vivo: Changes during the critical period and effects of visual deprivation. Proc Natl Acad Sci U S A. 2003 December 23; 100(26): 16024–16029. Proc Natl Acad Sci U S A. 2004 March 16; 101(11): 3991. doi: 10.1073/pnas.0400666101.PMCID: PMC374358 Corrects: Ann Pearson, et al. Phylogenetic and biochemical evidence for sterol synthesis in the bacterium Gemmata obscuriglobus. Proc Natl Acad Sci U S A. 2003 December 23; 100(26): 15352–15357. |