2XBY	Blood Clotting	date	Apr 15, 2010
title	Factor Xa In Complex With A Pyrrolidine-3,4-Dicarboxylic Aci Inhibitor
authors	D.W.Banner, J.Benz, D.Schlatter, S.Thomi, W.Haap
compound		source
Molecule: Activated Factor Xa Heavy Chain Chain: A Fragment: Heavy Chain, Residues 235-475 Ec: 3.4.21.6 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Factor X Light Chain Chain: L Fragment: Light Chain, Residues 126-180 Ec: 3.4.21.6 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 43 21 2	R_factor 0.210 R_Free 0.246
crystal cell	length a length b length c angle alpha angle beta angle gamma 106.640 106.640 50.900 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.02 Å
ligand	63C, CA, NA	enzyme	Hydrolase E.C.3.4.21.6 BRENDA
Gene Ontology	Chain Function Process Component A
Primary reference	Discovery of a factor Xa inhibitor (3R,4R)-1-(2,2-difluoro-ethyl)-pyrrolidine-3,4-dicarboxylic acid 3-[(5-chloro-pyridin-2-yl)-amide] 4-{[2-fluoro-4-(2-oxo-2H-pyridin-1-yl)-phenyl]-amide} as a clinical candidate., Anselm L, Banner DW, Benz J, Groebke Zbinden K, Himber J, Hilpert H, Huber W, Kuhn B, Mary JL, Otteneder MB, Panday N, Ricklin F, Stahl M, Thomi S, Haap W, Bioorg Med Chem Lett. 2010 Jul 1. PMID:20650636

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (58 Kb) [Save to disk] Biological Unit Coordinates (2xby.pdb1.gz) 51 Kb LPC: Ligand-Protein Contacts for 2XBY CSU: Contacts of Structural Units for 2XBY Structure Factors (172 Kb) Retrieve 2XBY in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2XBY from S2C, [Save to disk] Re-refined 2xby structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2XBY 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 2XBY

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 2XBY, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2xby] [2xby_L] [2xby_A] SWISS-PROT database: Domain organization of by SWISSPFAM Domains found in 2XBY: [EGF] [Tryp_SPc ] by SMART

Other resources with information on 2XBY

Community annotation for 2XBY at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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