1GHW	Hydrolase Hydrolase Inhibitor	date	Jan 22, 2001
title	A Novel Serine Protease Inhibition Motif Involving A Multi-C Short Hydrogen Bonding Network At The Active Site
authors	B.A.Katz, K.Elrod, C.Luong, M.Rice, R.L.Mackman, P.A.Sprengeler, J J.Hatayte, J.Janc, J.Link, J.Litvak, R.Rai, K.Rice, S.Sideris, E.V W.Young
compound		source
Molecule: Thrombin Chain: L Fragment: Light Chain, Residues 328-363 Synonym: Coagulation Factor II Ec: 3.4.21.5		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606
Molecule: Thrombin Chain: H Fragment: Heavy Chain, Residues 364-620 Synonym: Coagulation Factor II Ec: 3.4.21.5		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606
Molecule: Acetyl Hirudin Chain: I Engineered: Yes		Synthetic: Yes Organism_scientific: Hirudo Medicinalis Organism_taxid: 6421
symmetry	Space Group: C 1 2 1	R_factor 0.196 R_Free 0.234
crystal cell	length a length b length c angle alpha angle beta angle gamma 71.890 72.220 72.740 90.00 100.97 90.00
method	X-Ray Diffraction	resolution	1.75 Å
ligand	BMZ, NA, TYS	enzyme	Hydrolase E.C.3.4.21.5 BRENDA
related structures	by homologous chain: 1C1U, 1GJ5, 1H8I
Gene Ontology	Chain Function Process Component H L
Primary reference	A novel serine protease inhibition motif involving a multi-centered short hydrogen bonding network at the active site., Katz BA, Elrod K, Luong C, Rice MJ, Mackman RL, Sprengeler PA, Spencer J, Hataye J, Janc J, Link J, Litvak J, Rai R, Rice K, Sideris S, Verner E, Young W, J Mol Biol 2001 Apr 13;307(5):1451-86. PMID:11292354

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (126 Kb) [Save to disk] Biological Unit Coordinates (1ghw.pdb1.gz) 119 Kb LPC: Ligand-Protein Contacts for 1GHW CSU: Contacts of Structural Units for 1GHW Likely Quarternary Molecular Structure file(s) for 1GHW Structure Factors (182 Kb) Retrieve 1GHW in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1GHW from S2C, [Save to disk] Re-refined 1ghw structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1GHW 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 1GHW

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 1GHW, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1ghw.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: [1ghw_L] [1ghw_I] [1ghw_H] [1ghw] SWISS-PROT database: [P00734] Domain organization of [THRB_HUMAN] by SWISSPFAM Domain found in 1GHW: [Tryp_SPc ] by SMART

Other resources with information on 1GHW

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

Movements, Movies and Images

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

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