3P72	Blood Clotting Inhibitor	date	Oct 12, 2010
title	Structure Of Platelet Glycoprotein 1b Alpha With A Bound Pep Inhibitor
authors	P.A.Mcewan, R.K.Andrews, J.Emsley
compound		source
Molecule: Platelet Glycoprotein Ib Alpha Chain Chain: A Fragment: Unp Residues 17-281 Synonym: Gp-Ib Alpha, Gpib-Alpha, Gpiba, Glycoprotein Ibalp Antigen Cd42b-Alpha, Glycocalicin; Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Gp1ba Expression_system: Homo Sapiens Expression_system_taxid: 9606 Expression_system_cell_line: Hek 293
Molecule: Os1 Peptide Chain: B Engineered: Yes		Synthetic: Yes Other_details: Chemical Synthesis Identified By Phage Displ
symmetry	Space Group: P 31 2 1	R_factor 0.217 R_Free 0.286
crystal cell	length a length b length c angle alpha angle beta angle gamma 58.817 58.817 163.027 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand	CL	enzyme
Primary reference	Glycoprotein Ibalpha inhibitor complex structure reveals a combined steric and allosteric mechanism of von Willebrand factor antagonism., McEwan PA, Andrews RK, Emsley J, Blood. 2009 Nov 26;114(23):4883-5. doi: 10.1182/blood-2009-05-224170. Epub 2009, Sep 2. PMID:19726719

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (54 Kb) [Save to disk] Biological Unit Coordinates (3p72.pdb1.gz) 50 Kb LPC: Ligand-Protein Contacts for 3P72 CSU: Contacts of Structural Units for 3P72 Structure Factors (453 Kb) Retrieve 3P72 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3P72 from S2C, [Save to disk] Re-refined 3p72 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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Visual 3D analysis of 3P72

Ramachandran plot from PDBSum

Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 3P72, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3p72] [3p72_B] [3p72_A] SWISS-PROT database: Domain organization of by SWISSPFAM Domains found in 3P72: [LRR] [LRRCT] [LRRNT] [LRR_TYP ] by SMART

Other resources with information on 3P72

Community annotation for 3P72 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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