1HRT	Hydrolase(Serine Proteinase)	date	Feb 25, 1993
title	The Structure Of A Complex Of Bovine Alpha-Thrombin And Recombinant Hirudin At 2.8 Angstroms Resolution
authors	J.Vitali, B.F.P.Edwards
compound		source
Molecule: Thrombin (Small Subunit) Chain: L Ec: 3.4.21.5 Engineered: Yes		Organism_scientific: Bos Taurus Organism_common: Cattle Organism_taxid: 9913 Expression_system: Unidentified Expression_system_taxid: 32644
Molecule: Thrombin (Large Subunit) Chain: H Ec: 3.4.21.5 Engineered: Yes		Organism_scientific: Bos Taurus Organism_common: Cattle Organism_taxid: 9913 Expression_system: Unidentified Expression_system_taxid: 32644
Molecule: Hirudin Chain: I Engineered: Yes		Organism_scientific: Hirudo Medicinalis Organism_common: Medicinal Leech Organism_taxid: 6421 Expression_system: Unidentified Expression_system_taxid: 32644
symmetry	Space Group: C 2 2 21	R_factor R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 59.110 102.620 143.260 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.80 Å
ligand		enzyme	Hydrolase E.C.3.4.21.5 BRENDA
related structures	by homologous chain: 1HAO, 1HAP, 1HDT, 1HIC, 4HTC
Gene Ontology	Chain Function Process Component H I serine-type endopeptidase in... L
Primary reference	The structure of a complex of bovine alpha-thrombin and recombinant hirudin at 2.8-A resolution., Vitali J, Martin PD, Malkowski MG, Robertson WD, Lazar JB, Winant RC, Johnson PH, Edwards BF, J Biol Chem 1992 Sep 5;267(25):17670-8. PMID:1517214

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (66 Kb) [Save to disk] Biological Unit Coordinates (1hrt.pdb1.gz) 60 Kb CSU: Contacts of Structural Units for 1HRT Likely Quarternary Molecular Structure file(s) for 1HRT Retrieve 1HRT in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1HRT from S2C, [Save to disk]

View 1HRT 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 1HRT

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1HRT, from MSDmotif at EBI Genome occurence of 1HRT's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1hrti_, region I [Jmol] [rasmolscript] [script source]     - Domain d1hrt.1, region L:,H [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: [1hrt] [1hrt_H] [1hrt_L] [1hrt_I] SWISS-PROT database: [P01050] [P00735] Domain organization of [HIRV1_HIRME] [THRB_BOVIN] by SWISSPFAM Domain found in 1HRT: [Tryp_SPc ] by SMART

Other resources with information on 1HRT

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

Movements, Movies and Images

Domain movements in 1HRT from the Database of Macromolecular Movements. Images from IMB Jena Image Library of Biological Macromolecules.

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