1KSN	Hydrolase	date	Jan 14, 2002
title	Crystal Structure Of Human Coagulation Factor Xa Complexed With Fxv673
authors	S.Maignan, J.P.Guilloteau
compound		source
Molecule: Coagulation Factor Xa Chain: A Fragment: Activated Factor Xa, Heavy Chain Ec: 3.4.21.6		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606
Molecule: Coagulation Factor Xa Chain: B Fragment: Factor X Light Chain Ec: 3.4.21.6		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606
symmetry	Space Group: P 21 21 21	R_factor 0.223 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 55.810 71.600 79.030 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.10 Å
ligand	CA, FXV BindingDB	enzyme	Hydrolase E.C.3.4.21.6 BRENDA
related structures	by homologous chain: 1F0R, 1FXY, 1NFX
Gene Ontology	Chain Function Process Component A B
Primary reference	Optimization of the beta-aminoester class of factor Xa inhibitors. Part 2: Identification of FXV673 as a potent and selective inhibitor with excellent In vivo anticoagulant activity., Guertin KR, Gardner CJ, Klein SI, Zulli AL, Czekaj M, Gong Y, Spada AP, Cheney DL, Maignan S, Guilloteau JP, Brown KD, Colussi DJ, Chu V, Heran CL, Morgan SR, Bentley RG, Dunwiddie CT, Leadley RJ, Pauls HW, Bioorg Med Chem Lett 2002 Jun 17;12(12):1671-4. PMID:12039587

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (55 Kb) [Save to disk] Biological Unit Coordinates (1ksn.pdb1.gz) 50 Kb LPC: Ligand-Protein Contacts for 1KSN CSU: Contacts of Structural Units for 1KSN Likely Quarternary Molecular Structure file(s) for 1KSN Retrieve 1KSN in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1KSN from S2C, [Save to disk]

View 1KSN 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 1KSN

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1KSN, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1ksna_, region A [Jmol] [rasmolscript] [script source]     - Domain d1ksnb_, region B [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: [1ksn_A] [1ksn_B] [1ksn] SWISS-PROT database: [P00742] Domain organization of [FA10_HUMAN] by SWISSPFAM Domains found in 1KSN: [EGF_CA] [EGF_like] [GLA] [Tryp_SPc ] by SMART

Other resources with information on 1KSN

Community annotation for 1KSN at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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