2QOG	Hydrolase	date	Jul 20, 2007
title	Crotoxin B, The Basic Pla2 From Crotalus Durissus Terrificus.
authors	D.P.Marchi-Salvador, L.C.Correa, M.R.M.Fontes
compound		source
Molecule: Phospholipase A2 Cb2 Chain: A, D Synonym: Crotoxin Basic Chain 2, Phosphatidylcholine 2- Acylhydrolase; Ec: 3.1.1.4		Organism_scientific: Crotalus Durissus Terrificus Organism_common: Tropical Rattlesnake Organism_taxid: 8732 Strain: Terrificus Other_details: Venom Glands
Molecule: Phospholipase A2 Cb1 Chain: B, C Synonym: Crotoxin Basic Chain 1, Phosphatidylcholine 2- Acylhydrolase; Ec: 3.1.1.4		Organism_scientific: Crotalus Durissus Terrificus Organism_common: Tropical Rattlesnake Organism_taxid: 8732 Strain: Terrificus Other_details: Venom Glands
symmetry	Space Group: P 21 21 21	R_factor 0.228 R_Free 0.260
crystal cell	length a length b length c angle alpha angle beta angle gamma 72.895 81.159 100.039 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.28 Å
ligand	CA	enzyme	Hydrolase E.C.3.1.1.4 BRENDA
Gene Ontology	Chain Function Process Component A, D toxin activity C, B toxin activity
Primary reference	Insights into the role of oligomeric state on the biological activities of crotoxin: Crystal structure of a tetrameric phospholipase A(2) formed by two isoforms of crotoxin B from Crotalus durissus terrificus venom., Marchi-Salvador DP, Correa LC, Magro AJ, Oliveira CZ, Soares AM, Fontes MR, Proteins. 2008 Feb 14;. PMID:18275084

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (92 Kb) [Save to disk] Biological Unit Coordinates (2qog.pdb1.gz) 88 Kb LPC: Ligand-Protein Contacts for 2QOG CSU: Contacts of Structural Units for 2QOG Likely Quarternary Molecular Structure file(s) for 2QOG Retrieve 2QOG in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2QOG from S2C, [Save to disk]

View 2QOG 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 2QOG

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 2QOG, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2qog_D] [2qog_A] [2qog] [2qog_C] [2qog_B] SWISS-PROT database: [P62022] [P24027] Domain organization of [PA2B_CRODU] [PA2C_CRODU] by SWISSPFAM Domain found in 2QOG: [PA2c ] by SMART

Other resources with information on 2QOG

Community annotation for 2QOG at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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