4WK4	Cell Adhesion Immune System	date	Oct 01, 2014
title	Metal Ion And Ligand Binding Of Integrin
authors	W.Xia, T.A.Springer
compound		source
Molecule: Integrin Alpha-5 Chain: A Fragment: Unp Residues 42-491 Synonym: Cd49 Antigen-Like Family Member E,Fibronectin Rece Subunit Alpha,Integrin Alpha-F,Vla-5; Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Itga5, Fnra Expression_system: Homo Sapiens Expression_system_common: Human Expression_system_taxid: 9606 Expression_system_cell_line: Hek 293
Molecule: Integrin Beta-1 Chain: B Fragment: Unp Residues 21-465 Synonym: Fibronectin Receptor Subunit Beta,Glycoprotein Iia Vla-4 Subunit Beta; Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Itgb1, Fnrb, Mdf2, Msk12 Expression_system: Homo Sapiens Expression_system_common: Human Expression_system_taxid: 9606 Expression_system_cell_line: Hek 293
Molecule: Ala-Cys-Arg-Gly-Asp-Gly-Trp-Cys Chain: C Engineered: Yes		Synthetic: Yes Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606
symmetry	Space Group: P 21 21 21	R_factor 0.187 R_Free 0.236
crystal cell	length a length b length c angle alpha angle beta angle gamma 57.520 112.160 169.540 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.50 Å
ligand	BMA, CA, MAN, MG, NAG	enzyme
Gene Ontology	Chain Function Process Component A B
Primary reference	Metal ion and ligand binding of integrin alpha5beta1., Xia W, Springer TA, Proc Natl Acad Sci U S A. 2014 Dec 4. pii: 201420645. PMID:25475857

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (462 Kb) [Save to disk] Biological Unit Coordinates (4wk4.pdb1.gz) 446 Kb LPC: Ligand-Protein Contacts for 4WK4 CSU: Contacts of Structural Units for 4WK4 Structure Factors (327 Kb) Retrieve 4WK4 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 4WK4 from S2C, [Save to disk] Re-refined 4wk4 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 4WK4 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 4WK4

Cartoon representation from PDB Cartoon 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 Crystal Contacts, from CryCo at Weizmann Institute 3D motif for 4WK4, from MSDmotif at EBI Fold representative 4wk4 from FSSP and Dali (Families of Structurally Similar Proteins)

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [4wk4_B] [4wk4_A] [4wk4_C] [4wk4] SWISS-PROT database: Domain organization of by SWISSPFAM Domains found in 4WK4: [INB] [Int_alpha] [PSI] [VWA ] by SMART

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