3GOV	Hydrolase	date	Mar 20, 2009
title	Crystal Structure Of The Catalytic Region Of Human Masp-1
authors	V.Harmat, J.Dobo, L.Beinrohr, E.Sebestyen, P.Zavodszky, P.Gal
compound		source
Molecule: Masp-1 Chain: A Fragment: Sushi-1 And Sushi-2 Domains, Ccp1-Ccp2, Residues Synonym: Ra-Reactive Factor Serine Protease P100, Rarf, Man Binding Lectin Serine Protease 1, Mannose-Binding Protein-A Serine Protease, Masp-1, Serine Protease 5, Complement-Acti Component Of Ra-Reactive Factor Heavy Chain, Complement-Act Component Of Ra-Reactive Factor Light Chain; Ec: 3.4.21.- Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Crarf, Crarf1, Masp1, Prss5 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3)Plyss Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet-17b
Molecule: Masp-1 Chain: B Fragment: Serine Protease Domain, Residues 449-699 Synonym: Ra-Reactive Factor Serine Protease P100, Rarf, Man Binding Lectin Serine Protease 1, Mannose-Binding Protein-A Serine Protease, Masp-1, Serine Protease 5, Complement-Acti Component Of Ra-Reactive Factor Heavy Chain, Complement-Act Component Of Ra-Reactive Factor Light Chain; Ec: 3.4.21.- Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Crarf, Crarf1, Masp1, Prss5 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3)Plyss Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet-17b
symmetry	Space Group: P 21 21 21	R_factor 0.229 R_Free 0.278
crystal cell	length a length b length c angle alpha angle beta angle gamma 68.418 70.412 121.413 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.55 Å
ligand	GOL	enzyme	Hydrolase E.C.3.4.21 BRENDA
Gene Ontology	Chain Function Process Component B
Primary reference	MASP-1, a promiscuous complement protease: structure of its catalytic region reveals the basis of its broad specificity., Dobo J, Harmat V, Beinrohr L, Sebestyen E, Zavodszky P, Gal P, J Immunol. 2009 Jul 15;183(2):1207-14. Epub 2009 Jun 29. PMID:19564340

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (69 Kb) [Save to disk] Biological Unit Coordinates (3gov.pdb1.gz) 63 Kb LPC: Ligand-Protein Contacts for 3GOV CSU: Contacts of Structural Units for 3GOV Likely Quarternary Molecular Structure file(s) for 3GOV Structure Factors (260 Kb) Retrieve 3GOV in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3GOV from S2C, [Save to disk] Re-refined 3gov structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3GOV 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 3GOV

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 3GOV, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3gov_B] [3gov] [3gov_A] SWISS-PROT database: [P48740] Domain organization of [MASP1_HUMAN] by SWISSPFAM Domains found in 3GOV: [CCP] [Tryp_SPc ] by SMART

Other resources with information on 3GOV

Community annotation for 3GOV at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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