Commentaries

  • Commentary:
    • Alan R. Rogers

    Order emerging from chaos in human evolutionary genetics

    PNAS 2001 98:779-780
    • See companion article on page 864 in issue 3 of volume 98
    • See companion article on page 11354 in issue 21 of volume 97
  • Commentary:
    • Rishu Takimoto
    • and Wafik S. El-Deiry

    DNA replication blockade impairs p53-transactivation

    PNAS 2001 98:781-783
    • See companion article on page 1036 in issue 3 of volume 98
  • Commentary:
    • Andrew F. Bent

    Plant mitogen-activated protein kinase cascades: Negative regulatory roles turn out positive

    PNAS 2001 98:784-786
    • See companion article on page 373 in issue 1 of volume 98
  • Commentary:
    • Ilya Bezprozvanny
    • and Anton Maximov

    PDZ domains: More than just a glue

    PNAS 2001 98:787-789
    • See companion article on page 1300 in issue 3 of volume 98
  • Commentary:
    • Jared J. Grantham
    • and James P. Calvet

    Polycystic kidney disease: In danger of being X-rated?

    PNAS 2001 98:790-792
    • See companion article on page 1182 in issue 3 of volume 98
  • Commentary:
    • Nephi Stella

    How might cannabinoids influence sexual behavior?

    PNAS 2001 98:793-795
    • See companion article on page 1249 in issue 3 of volume 98

Special Feature

Perspectives

Special Feature

  • Special Feature - Introduction:
    • Bridget C. Coughlin

    Special Feature: Introduction: Searching for an alien haven in the heavens

    PNAS 2001 98:796
  • Perspective - Special Feature:
    • Jeffrey L. Bada

    Special Feature: State-of-the-art instruments for detecting extraterrestrial life

    PNAS 2001 98:797-800
  • Perspective - Special Feature:
    • Christopher F. Chyba
    • and Cynthia B. Phillips

    Special Feature: Possible ecosystems and the search for life on Europa

    PNAS 2001 98:801-804
  • Perspective - Special Feature:
    • Norman R. Pace

    Special Feature: The universal nature of biochemistry

    PNAS 2001 98:805-808
  • Physical Sciences - Astronomy - Special Feature:
    • Jonathan I. Lunine

    Special Feature: The occurrence of Jovian planets and the habitability of planetary systems

    PNAS 2001 98:809-814
  • Physical Sciences - Chemistry - Special Feature:
    • Jason P. Dworkin,
    • David W. Deamer,
    • Scott A. Sandford,
    • and Louis J. Allamandola

    Special Feature: Self-assembling amphiphilic molecules: Synthesis in simulated interstellar/precometary ices

    PNAS 2001 98:815-819
  • Physical Sciences - Chemistry - Special Feature:
    • Stephen J. Sowerby,
    • Corey A. Cohn,
    • Wolfgang M. Heckl,
    • and Nils G. Holm

    Special Feature: From the Cover: Differential adsorption of nucleic acid bases: Relevance to the origin of life

    PNAS 2001 98:820-822
  • Physical Sciences - Geology - Special Feature:
    • Anatoliy B. Kudryavtsev,
    • J. William Schopf,
    • David G. Agresti,
    • and Thomas J. Wdowiak

    Special Feature: In situ laser-Raman imagery of Precambrian microscopic fossils

    PNAS 2001 98:823-826
  • Physical Sciences - Geophysics - Special Feature:
    • Thomas M. Donahue

    Special Feature: Pre-Global Surveyor evidence for Martian ground water

    PNAS 2001 98:827-830

Introduction

  • Special Feature - Introduction:
    • Bridget C. Coughlin

    Special Feature: Introduction: Searching for an alien haven in the heavens

    PNAS 2001 98:796

Physical Sciences

Applied Mathematics

  • Physical Sciences - Applied Mathematics - Biological Sciences - Medical Sciences:
    • John P. A. Ioannidis
    • and Joseph Lau

    Evolution of treatment effects over time: Empirical insight from recursive cumulative metaanalyses

    PNAS 2001 98:831-836; published ahead of print January 23, 2001
  • Physical Sciences - Applied Mathematics:
    • Wayne S. Kendal

    A stochastic model for the self-similar heterogeneity of regional organ blood flow

    PNAS 2001 98:837-841; published ahead of print January 23, 2001

Astronomy

  • Physical Sciences - Astronomy - Special Feature:
    • Jonathan I. Lunine

    Special Feature: The occurrence of Jovian planets and the habitability of planetary systems

    PNAS 2001 98:809-814

Chemistry

  • Physical Sciences - Chemistry - Special Feature:
    • Jason P. Dworkin,
    • David W. Deamer,
    • Scott A. Sandford,
    • and Louis J. Allamandola

    Special Feature: Self-assembling amphiphilic molecules: Synthesis in simulated interstellar/precometary ices

    PNAS 2001 98:815-819
  • Physical Sciences - Chemistry - Special Feature:
    • Stephen J. Sowerby,
    • Corey A. Cohn,
    • Wolfgang M. Heckl,
    • and Nils G. Holm

    Special Feature: From the Cover: Differential adsorption of nucleic acid bases: Relevance to the origin of life

    PNAS 2001 98:820-822
  • Physical Sciences - Chemistry:
    • Andreas Lendlein,
    • Annette M. Schmidt,
    • and Robert Langer

    AB-polymer networks based on oligo(ɛ-caprolactone) segments showing shape-memory properties

    PNAS 2001 98:842-847; published ahead of print January 23, 2001
  • Physical Sciences - Chemistry - Biological Sciences - Biochemistry:
    • Donald G. Truhlar
    • and Amnon Kohen

    Convex Arrhenius plots and their interpretation

    PNAS 2001 98:848-851
  • Physical Sciences - Chemistry:
    • L. A. Ruiz-Taylor,
    • T. L. Martin,
    • F. G. Zaugg,
    • K. Witte,
    • P. Indermuhle,
    • S. Nock,
    • and P. Wagner

    Monolayers of derivatized poly( l -lysine)-grafted poly(ethylene glycol) on metal oxides as a class of biomolecular interfaces

    PNAS 2001 98:852-857

Geology

  • Physical Sciences - Geology - Special Feature:
    • Anatoliy B. Kudryavtsev,
    • J. William Schopf,
    • David G. Agresti,
    • and Thomas J. Wdowiak

    Special Feature: In situ laser-Raman imagery of Precambrian microscopic fossils

    PNAS 2001 98:823-826

Geophysics

  • Physical Sciences - Geophysics - Special Feature:
    • Thomas M. Donahue

    Special Feature: Pre-Global Surveyor evidence for Martian ground water

    PNAS 2001 98:827-830

Biological Sciences

Anthropology

  • Biological Sciences - Anthropology:
    • Noah A. Rosenberg,
    • Eilon Woolf,
    • Jonathan K. Pritchard,
    • Tamar Schaap,
    • Dov Gefel,
    • Isaac Shpirer,
    • Uri Lavi,
    • Batsheva Bonné-Tamir,
    • Jossi Hillel,
    • and Marcus W. Feldman

    Distinctive genetic signatures in the Libyan Jews

    PNAS 2001 98:858-863
  • Biological Sciences - Anthropology:
    • Santos Alonso
    • and John A. L. Armour

    A highly variable segment of human subterminal 16p reveals a history of population growth for modern humans outside Africa

    PNAS 2001 98:864-869; published ahead of print December 19, 2000
    • See commentary article on page 779 in issue 3 of volume 98

Biochemistry

  • Physical Sciences - Chemistry - Biological Sciences - Biochemistry:
    • Donald G. Truhlar
    • and Amnon Kohen

    Convex Arrhenius plots and their interpretation

    PNAS 2001 98:848-851
  • Biological Sciences - Biochemistry:
    • Udupi A. Ramagopal,
    • Suryanarayanarao Ramakumar,
    • Dinkar Sahal,
    • and Virander S. Chauhan

    De novo design and characterization of an apolar helical hairpin peptide at atomic resolution: Compaction mediated by weak interactions

    PNAS 2001 98:870-874
  • Biological Sciences - Biochemistry:
    • Yucheng Feng,
    • Susan R. Wente,
    • and Philip W. Majerus

    Overexpression of the inositol phosphatase SopB in human 293 cells stimulates cellular chloride influx and inhibits nuclear mRNA export

    PNAS 2001 98:875-879; published ahead of print January 16, 2001
  • Biological Sciences - Biochemistry:
    • Holly Gratkowski,
    • James D. Lear,
    • and William F. DeGrado

    Polar side chains drive the association of model transmembrane peptides

    PNAS 2001 98:880-885
  • Biological Sciences - Biochemistry:
    • Mikhail M. Pooggin,
    • Johannes Fütterer,
    • Konstantin G. Skryabin,
    • and Thomas Hohn

    Ribosome shunt is essential for infectivity of cauliflower mosaic virus

    PNAS 2001 98:886-891
  • Biological Sciences - Biochemistry:
    • Leonid Minakhin,
    • Sechal Bhagat,
    • Adrian Brunning,
    • Elizabeth A. Campbell,
    • Seth A. Darst,
    • Richard H. Ebright,
    • and Konstantin Severinov

    Bacterial RNA polymerase subunit ω and eukaryotic RNA polymerase subunit RPB6 are sequence, structural, and functional homologs and promote RNA polymerase assembly

    PNAS 2001 98:892-897
  • Biological Sciences - Biochemistry:
    • Satoshi P. Tsunoda,
    • Robert Aggeler,
    • Masasuke Yoshida,
    • and Roderick A. Capaldi

    Rotation of the c subunit oligomer in fully functional F 1 F o ATP synthase

    PNAS 2001 98:898-902; published ahead of print January 23, 2001
  • Biological Sciences - Biochemistry:
    • Takato Yano
    • and Hiroyuki Kagamiyama

    Directed evolution of ampicillin-resistant activity from a functionally unrelated DNA fragment: A laboratory model of molecular evolution

    PNAS 2001 98:903-907; published ahead of print January 23, 2001
  • Biological Sciences - Biochemistry:
    • Ling Qin,
    • Takeshi Yoshida,
    • and Masayori Inouye

    The critical role of DNA in the equilibrium between OmpR and phosphorylated OmpR mediated by EnvZ in Escherichia coli

    PNAS 2001 98:908-913; published ahead of print January 23, 2001
  • Biological Sciences - Biochemistry:
    • Eric C. Schirmer,
    • Danielle M. Ware,
    • Christine Queitsch,
    • Anthony S. Kowal,
    • and Susan L. Lindquist

    Subunit interactions influence the biochemical and biological properties of Hsp104

    PNAS 2001 98:914-919; published ahead of print January 23, 2001
  • Biological Sciences - Biochemistry:
    • Taijiao Jiang
    • and Sidney Altman

    Protein–protein interactions with subunits of human nuclear RNase P

    PNAS 2001 98:920-925; published ahead of print January 16, 2001
  • Biological Sciences - Biochemistry:
    • Min He,
    • Paul J. Sheldon,
    • and David H. Sherman

    Characterization of a quinone reductase activity for the mitomycin C binding protein (MRD): Functional switching from a drug-activating enzyme to a drug-binding protein

    PNAS 2001 98:926-931; published ahead of print January 23, 2001
  • Biological Sciences - Biochemistry:
    • Kazuhide Kaneda,
    • Tomohisa Kuzuyama,
    • Motoki Takagi,
    • Yoichi Hayakawa,
    • and Haruo Seto

    An unusual isopentenyl diphosphate isomerase found in the mevalonate pathway gene cluster from Streptomyces sp. strain CL190

    PNAS 2001 98:932-937; published ahead of print January 23, 2001
  • Biological Sciences - Biochemistry:
    • Jocelyn Côté,
    • Sophie Dupuis,
    • Zhi-Hong Jiang,
    • and Jane Y. Wu

    Caspase-2 pre-mRNA alternative splicing: Identification of an intronic element containing a decoy 3′ acceptor site

    PNAS 2001 98:938-943; published ahead of print January 23, 2001
  • Biological Sciences - Biochemistry:
    • Noah E. Robinson
    • and Arthur B. Robinson

    Molecular clocks

    PNAS 2001 98:944-949

Biophysics

  • Biological Sciences - Biophysics:
    • Shuqi Chen
    • and Timothy A. Springer

    Selectin receptor–ligand bonds: Formation limited by shear rate and dissociation governed by the Bell model

    PNAS 2001 98:950-955
  • Biological Sciences - Biophysics:
    • Andrew N. Hoofnagle,
    • Katheryn A. Resing,
    • Elizabeth J. Goldsmith,
    • and Natalie G. Ahn

    Changes in protein conformational mobility upon activation of extracellular regulated protein kinase-2 as detected by hydrogen exchange

    PNAS 2001 98:956-961
  • Biological Sciences - Biophysics:
    • I. Lutz,
    • A. Sieg,
    • A. A. Wegener,
    • M. Engelhard,
    • I. Boche,
    • M. Otsuka,
    • D. Oesterhelt,
    • J. Wachtveitl,
    • and W. Zinth

    Primary reactions of sensory rhodopsins

    PNAS 2001 98:962-967; published ahead of print January 16, 2001
  • Biological Sciences - Biophysics:
    • Jing Huang,
    • Tamar Schlick,
    • and Alexander Vologodskii

    Dynamics of site juxtaposition in supercoiled DNA

    PNAS 2001 98:968-973

Cell Biology

  • Biological Sciences - Cell Biology:
    • Ying Zhang,
    • Chenbei Chang,
    • Daniel J. Gehling,
    • Ali Hemmati-Brivanlou,
    • and Rik Derynck

    Regulation of Smad degradation and activity by Smurf2, an E3 ubiquitin ligase

    PNAS 2001 98:974-979
  • Biological Sciences - Cell Biology:
    • Xiaoli Fu,
    • Yu-Ling Shih,
    • Yan Zhang,
    • and Lawrence I. Rothfield

    The MinE ring required for proper placement of the division site is a mobile structure that changes its cellular location during the Escherichia coli division cycle

    PNAS 2001 98:980-