TolA: a membrane protein involved in colicin uptake contains an extended helical region.

Domain of a yeast site-specific recombinase (Flp) that recognizes its target site.

Isolation of a cDNA clone encoding a human protein-tyrosine phosphatase with homology to the cytoskeletal-associated proteins band 4.1, ezrin, and talin.

Heparin stimulates epidermal growth factor receptor-mediated phosphorylation of tyrosine and threonine residues.

A donor splice mutation and a single-base deletion produce two carboxyl-terminal variants of human serum albumin.

Carbachol-activated muscarinic (M1 and M3) receptors transfected into Chinese hamster ovary cells inhibit trafficking of endosomes.

Recent development of the neutral theory viewed from the Wrightian tradition of theoretical population genetics.

Synonymous nucleotide substitution rates in mammalian genes: implications for the molecular clock and the relationship of mammalian orders.

Proteinase trapping: screening for viral proteinase mutants by alpha complementation.

Identification of aminopeptidase activity in the secretory granules of mouse mast cells.

Class I-induced resistance to natural killing: identification of nonpermissive residues in HLA-A2.

Molecular mimicry by Trypanosoma cruzi: the F1-160 epitope that mimics mammalian nerve can be mapped to a 12-amino acid peptide.

Invariant chain targets HLA class II molecules to acidic endosomes containing internalized influenza virus.

Calcium and cAMP activate different chloride channels in the apical membrane of normal and cystic fibrosis epithelia.

Increase in membrane uptake of long-chain fatty acids early during preadipocyte differentiation.

Substrate inhibition of the human immunodeficiency virus type 1 reverse transcriptase.

A beta subunit mutation disrupting the catalytic function of Escherichia coli RNA polymerase.

Triple-helix formation by alpha oligodeoxynucleotides and alpha oligodeoxynucleotide-intercalator conjugates.

Fibroblast cell interactions with human melanoma cells affect tumor cell growth as a function of tumor progression.

A role for microtubule bundles in the morphogenesis of chicken erythrocytes.

Molecular cloning and characterization of the yeast gene for squalene synthetase.

Recombination hotspots in bacteriophage T4 are dependent on replication origins.

Synchronization of oscillatory neuronal responses between striate and extrastriate visual cortical areas of the cat.

1H NMR study of renal trimethylamine responses to dehydration and acute volume loading in man.

A cell cycle-responsive transcriptional control element and a negative control element in the gene encoding DNA polymerase alpha in Saccharomyces cerevisiae.

Resolution of Holliday junctions in vitro requires the Escherichia coli ruvC gene product.

Crosslinking of hemin to a specific site on the 90-kDa ferritin repressor protein.

Trans-acting transposase mutant from Tn5.

Human chromosome 16 encodes a factor involved in induction of class II major histocompatibility antigens by interferon gamma.

Hyperimmune antisera against synthetic peptides representing the glycoprotein of human immunodeficiency virus type 2 can mediate neutralization and antibody-dependent cytotoxic activity.

Molecular structure of Bacillus subtilis aspartate transcarbamoylase at 3.0 A resolution.

Retinoic acid is a negative regulator of AP-1-responsive genes.

Nucleotide sequence analysis of Adh genes estimates the time of geographic isolation of the Bogota population of Drosophila pseudoobscura.

A P element of Scaptomyza pallida is active in Drosophila melanogaster.

Aminoguanidine effects on nerve blood flow, vascular permeability, electrophysiology, and oxygen free radicals.

Isolation of a metal-activated transcription factor gene from Candida glabrata by complementation in Saccharomyces cerevisiae.

Anionic subsites of the catalytic center of acetylcholinesterase from Torpedo and from cobra venom.

The heme groups of cytochrome o from Escherichia coli.

A copper-thiolate polynuclear cluster in the ACE1 transcription factor.

Interaction of Escherichia coli tRNA(Ser) with its cognate aminoacyl-tRNA synthetase as determined by footprinting with phosphorothioate-containing tRNA transcripts.

Cytosolic rat brain synapsin I is a diacylglycerol kinase.

Microtubule-associated protein 2 kinases, ERK1 and ERK2, undergo autophosphorylation on both tyrosine and threonine residues: implications for their mechanism of activation.

Rapid determination of nucleotides that define tRNA(Gly) acceptor identity.

Enhanced insulin-like growth factor I gene expression in regenerating rat pancreas.

Alu-primed polymerase chain reaction for regional assignment of 110 yeast artificial chromosome clones from the human X chromosome: identification of clones associated with a disease locus.

Determination of the c-MYC DNA-binding site.

Islet-specific T-cell clones from nonobese diabetic mice express heterogeneous T-cell receptors.

Evidence for non-V3-specific neutralizing antibodies that interfere with gp120/CD4 binding in human immunodeficiency virus 1-infected humans.

Loss of both CSF1R (FMS) alleles in patients with myelodysplasia and a chromosome 5 deletion.

Maize oleosin is correctly targeted to seed oil bodies in Brassica napus transformed with the maize oleosin gene.

Molecular cloning of matrin F/G: A DNA binding protein of the nuclear matrix that contains putative zinc finger motifs.

The Barr body is a looped X chromosome formed by telomere association.

C terminus of the small GTP-binding protein smg p25A contains two geranylgeranylated cysteine residues and a methyl ester.

Comparative rates of desensitization of beta-adrenergic receptors by the beta-adrenergic receptor kinase and the cyclic AMP-dependent protein kinase.

Mechanism of promoter selection by RNA polymerase II: mammalian transcription factors alpha and beta gamma promote entry of polymerase into the preinitiation complex.

Phosphatidate-dependent protein phosphorylation.

Genes encoding receptors for insulin and insulin-like growth factor I are expressed in Xenopus oocytes and embryos.

A myogenic factor from sea urchin embryos capable of programming muscle differentiation in mammalian cells.

CD62 and endothelial cell-leukocyte adhesion molecule 1 (ELAM-1) recognize the same carbohydrate ligand, sialyl-Lewis x.

Immunophilin ligands demonstrate common features of signal transduction leading to exocytosis or transcription.

The number of positively charged amino acids in the basic domain of Tat is critical for trans-activation and complex formation with TAR RNA.

Direct proliferative actions of stem cell factor on murine bone marrow cells in vitro: effects of combination with colony-stimulating factors.

The subtypes of the mouse inositol 1,4,5-trisphosphate receptor are expressed in a tissue-specific and developmentally specific manner.

Mechanism of intestinal secretion: effect of cyclic AMP on rabbit ileal crypt and villus cells.

Purification and initial characterization of the lymphoid-cell protein-tyrosine kinase p56lck from a baculovirus expression system.

Identification and characterization of a ouabain-like compound from human plasma.

Isoprenoid modification of rab proteins terminating in CC or CXC motifs.

Bacterial chemotaxis signaling complexes: formation of a CheA/CheW complex enhances autophosphorylation and affinity for CheY.

Direct observation of brownian motion of lipids in a membrane.

Tyrosine phosphorylation provides an early and requisite signal for the activation of natural killer cell cytotoxic function.

Normal pre-B cells express a receptor complex of mu heavy chains and surrogate light-chain proteins.

Depolarizing stimuli regulate nerve growth factor gene expression in cultured hippocampal neurons.

p53 in chronic myelogenous leukemia in acute phase.

Predicting chemically induced duodenal ulcer and adrenal necrosis with classification trees.

Identification of a human gamma-glutamyl cleaving enzyme related to, but distinct from, gamma-glutamyl transpeptidase.

Detection of a key tertiary interaction in the highly conserved GTPase center of large subunit ribosomal RNA.

The small GTP-binding protein rab4 is associated with early endosomes.

Post-translational modification of microtubules is a component of synergic alterations of cytoskeleton leading to formation of cytoplasmic processes in fibroblasts.

Interleukin 7 receptor engagement stimulates tyrosine phosphorylation, inositol phospholipid turnover, proliferation, and selective differentiation to the CD4 lineage by human fetal thymocytes.

Multiple overlapping homologies between two rheumatoid antigens and immunosuppressive viruses.

Diverse point mutations in the human gene for polymorphic N-acetyltransferase.

Tissue injury caused by deposition of immune complexes is L-arginine dependent.

Restricted Epstein-Barr virus protein expression in Burkitt lymphoma is due to a different Epstein-Barr nuclear antigen 1 transcriptional initiation site.

Coordinate regulation of HOX genes in human hematopoietic cells.

Molecular cloning and primary structure of Kell blood group protein.

Phenotypic plasticity of Schwann cells and enteric glial cells in response to the microenvironment.

Formation of the complex of bovine papillomavirus E1 and E2 proteins is modulated by E2 phosphorylation and depends upon sequences within the carboxyl terminus of E1.

Nitric oxide mediates glutamate neurotoxicity in primary cortical cultures.

Purification of parathyroid hypertensive factor from plasma of spontaneously hypertensive rats.

Expression of von Willebrand factor "Normandy": an autosomal mutation that mimics hemophilia A.

Induction of mast cell proliferation, maturation, and heparin synthesis by the rat c-kit ligand, stem cell factor.

The Drosophila homologue of vertebrate myogenic-determination genes encodes a transiently expressed nuclear protein marking primary myogenic cells

Sequence identity in the nick regions of IncP plasmid transfer origins and T-DNA borders of Agrobacterium Ti plasmids