1PS2	Growth Factor	date	Jan 07, 1997
title	High Resolution Nmr Solution Structure Of Human Ps2, 19 Stru
authors	M.A.Williams, V.I.Polshakov, A.R.Gargaro, J.Feeney
compound		source
Molecule: Ps2 Chain: A Synonym: Pnr-2 Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Cell_line: Hb101 Organ: Breast, Stomach Tissue: Epithelial Cell: Mcf-7, Uacl Cellular_location: Extracellular Gene: Bcei Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Jm109 Expression_system_cell_line: Hb101 Expression_system_vector_type: Plasmid Expression_system_vector: Pharmacia Pezz18 Expression_system_gene: Bcei
method	Solution NMR
related structures	by homologous chain: 1HI7
Gene Ontology	Chain Function Process Component A growth factor activity
Primary reference	High-resolution solution structure of human pNR-2/pS2: a single trefoil motif protein., Polshakov VI, Williams MA, Gargaro AR, Frenkiel TA, Westley BR, Chadwick MP, May FE, Feeney J, J Mol Biol 1997 Mar 28;267(2):418-32. PMID:9096235

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (280 Kb) [Save to disk] Biological Unit Coordinates (1ps2.pdb1.gz) 15 Kb CSU: Contacts of Structural Units for 1PS2 Original NMR restraints for 1PS2 from PDB Experimental data, such as chemical shifts, at BioMagResBank (BMRB) NMR Restraints Grid from BioMagResBank (BMRB) Retrieve 1PS2 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1PS2 from S2C, [Save to disk]

View 1PS2 in 3D

Proteopedia, because life has more than 2D. On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure. On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.

Visual 3D analysis of 1PS2

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1PS2, from MSDmotif at EBI Genome occurence of 1PS2's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1ps2__, region [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1ps2] [1ps2_A] SWISS-PROT database: [P04155] Domain organization of [TFF1_HUMAN] by SWISSPFAM Domain found in 1PS2: [PD ] by SMART

Other resources with information on 1PS2

Community annotation for 1PS2 at PDBWiki (http://pdbwiki.org) NMR Ensemble (OLDERADO: core, domain and representative structure database) MMDB (Entrez's Structure Database)

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