1G30	Hydrolase Hydrolase Inhibitor	date	Oct 23, 2000
title	Thrombin Inhibitor Complex
authors	H.Nar
compound		source
Molecule: Prothrombin Chain: A Fragment: Light Chain Synonym: Alpha Thrombin Ec: 3.4.21.5		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Other_details: Blood Serum
Molecule: Prothrombin Chain: B Fragment: Heavy Chain Synonym: Alpha Thrombin Ec: 3.4.21.5		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Other_details: Blood Serum
Molecule: Hirudin Iib Chain: C Fragment: Residues 55-65		Organism_scientific: Hirudo Medicinalis Organism_common: Medicinal Leech Organism_taxid: 6421
symmetry	Space Group: C 1 2 1	R_factor 0.210 R_Free 0.264
crystal cell	length a length b length c angle alpha angle beta angle gamma 69.300 70.900 72.800 90.00 100.30 90.00
method	X-Ray Diffraction	resolution	2.00 Å
ligand	T87, TYS BindingDB	enzyme	Hydrolase E.C.3.4.21.5 BRENDA
related structures	by homologous chain: 1QUR, 1T4V
Gene Ontology	Chain Function Process Component A B
Primary reference	Structural basis for inhibition promiscuity of dual specific thrombin and factor Xa blood coagulation inhibitors., Nar H, Bauer M, Schmid A, Stassen JM, Wienen W, Priepke HW, Kauffmann IK, Ries UJ, Hauel NH, Structure (Camb) 2001 Jan 10;9(1):29-37. PMID:11342132

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (58 Kb) [Save to disk] Biological Unit Coordinates (1g30.pdb1.gz) 53 Kb LPC: Ligand-Protein Contacts for 1G30 CSU: Contacts of Structural Units for 1G30 Likely Quarternary Molecular Structure file(s) for 1G30 Structure Factors (164 Kb) Retrieve 1G30 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1G30 from S2C, [Save to disk] Re-refined 1g30 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1G30 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 1G30

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 1G30, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1g30.1, region A:,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: [1g30_B] [1g30] [1g30_C] [1g30_A] SWISS-PROT database: [P28506] [P00734] Domain organization of [HIR2B_HIRME] [THRB_HUMAN] by SWISSPFAM Domain found in 1G30: [Tryp_SPc ] by SMART

Other resources with information on 1G30

Community annotation for 1G30 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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