1ZHM	Hydrolase, Blood Clotting	date	Apr 26, 2005
title	Crystal Structure Of The Catalytic Domain Of The Coagulation Xia In Complex With Benzamidine (S434a-T475a-K437 Mutant)
authors	L.Jin, P.Pandey, R.E.Babine, D.T.Weaver, S.S.Abdel-Meguid, J.E.St
compound		source
Molecule: Coagulation Factor Xi Chain: A Fragment: Catalytic Domain Synonym: Plasma Thromboplastin Antecedent; Pta; Fxi Ec: 3.4.21.27 Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: F11 Expression_system: Pichia Pastoris Expression_system_taxid: 4922 Expression_system_cell_line: X-33
symmetry	Space Group: I 2 3	R_factor 0.170 R_Free 0.191
crystal cell	length a length b length c angle alpha angle beta angle gamma 120.052 120.052 120.052 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.96 Å
ligand	BEN, GSH	enzyme	Hydrolase E.C.3.4.21.27 BRENDA
Gene Ontology	Chain Function Process Component A
Primary reference	Mutation of surface residues to promote crystallization of activated factor XI as a complex with benzamidine: an essential step for the iterative structure-based design of factor XI inhibitors., Jin L, Pandey P, Babine RE, Weaver DT, Abdel-Meguid SS, Strickler JE, Acta Crystallogr D Biol Crystallogr 2005 Oct;61(Pt 10):1418-25. Epub 2005, Sep 28. PMID:16204896

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (50 Kb) [Save to disk] Biological Unit Coordinates (1zhm.pdb1.gz) 45 Kb LPC: Ligand-Protein Contacts for 1ZHM CSU: Contacts of Structural Units for 1ZHM Likely Quarternary Molecular Structure file(s) for 1ZHM Structure Factors (177 Kb) Retrieve 1ZHM in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1ZHM from S2C, [Save to disk] Re-refined 1zhm structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1ZHM 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 1ZHM

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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 1ZHM, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1zhm_A] [1zhm] SWISS-PROT database: [P03951] Domain organization of [FA11_HUMAN] by SWISSPFAM Domain found in 1ZHM: [Tryp_SPc ] by SMART

Other resources with information on 1ZHM

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

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