1IHS	Hydrolase Hydrolase Inhibitor	date	Aug 04, 1993
title	Crystal Structure Of The Complex Of Human Alpha-Thrombin And Hydrolyzable Bifunctional Inhibitors, Hirutonin-2 And Hirut
authors	A.Zdanov, M.Cygler
compound		source
Molecule: Alpha-Thrombin (Small Subunit) Chain: L Ec: 3.4.21.5 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606
Molecule: Alpha-Thrombin (Large Subunit) Chain: H Ec: 3.4.21.5 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606
Molecule: Hirutonin Chain: I Engineered: Yes
symmetry	Space Group: C 1 2 1	R_factor 0.169 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 71.000 72.100 73.100 90.00 100.90 90.00
method	X-Ray Diffraction	resolution	2.00 Å
ligand	ACE, DPN, OPR	enzyme	Hydrolase E.C.3.4.21.5 BRENDA
related structures	by homologous chain: 1AE8, 1HAG
Gene Ontology	Chain Function Process Component H I L
Primary reference	Crystal structure of the complex of human alpha-thrombin and nonhydrolyzable bifunctional inhibitors, hirutonin-2 and hirutonin-6., Zdanov A, Wu S, DiMaio J, Konishi Y, Li Y, Wu X, Edwards BF, Martin PD, Cygler M, Proteins 1993 Nov;17(3):252-65. PMID:8272424

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (57 Kb) [Save to disk] Biological Unit Coordinates (1ihs.pdb1.gz) 52 Kb LPC: Ligand-Protein Contacts for 1IHS CSU: Contacts of Structural Units for 1IHS Likely Quarternary Molecular Structure file(s) for 1IHS Retrieve 1IHS in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1IHS from S2C, [Save to disk]

View 1IHS 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 1IHS

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1IHS, from MSDmotif at EBI Genome occurence of 1IHS's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1ihs.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: [1ihs] [1ihs_I] [1ihs_H] [1ihs_L] SWISS-PROT database: [P00734] Domain organization of [THRB_HUMAN] by SWISSPFAM Domain found in 1IHS: [Tryp_SPc ] by SMART

Other resources with information on 1IHS

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

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