3IR2	Hydrolase	date	Aug 21, 2009
title	Crystal Structure Of The Apobec3g Catalytic Domain
authors	S.M.D.Shandilya, C.A.Schiffer
compound		source
Molecule: Dna Dc->Du-Editing Enzyme Apobec-3g Chain: A, B Fragment: C-Terminal Domain Synonym: Apobec-Related Cytidine Deaminase, Arcd, Apobec-Re Protein, Arp-9, Cem-15, Cem15; Ec: 3.5.4.- Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Apobec3g, Mds019 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21-Codonplus De3-(Ril) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pgex6p1
symmetry	Space Group: P 21 21 21	R_factor 0.166 R_Free 0.208
crystal cell	length a length b length c angle alpha angle beta angle gamma 68.338 72.532 97.433 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.25 Å
ligand	CL, MG, ZN	enzyme	Hydrolase E.C.3.5.4 BRENDA
Gene Ontology	Chain Function Process Component A, B
Primary reference	Crystal structure of the APOBEC3G catalytic domain reveals potential oligomerization interfaces., Shandilya SM, Nalam MN, Nalivaika EA, Gross PJ, Valesano JC, Shindo K, Li M, Munson M, Royer WE, Harjes E, Kono T, Matsuo H, Harris RS, Somasundaran M, Schiffer CA, Structure. 2010 Jan 13;18(1):28-38. PMID:20152150

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (78 Kb) [Save to disk] Biological Unit Coordinates (3ir2.pdb1.gz) 34 Kb Biological Unit Coordinates (3ir2.pdb2.gz) 34 Kb LPC: Ligand-Protein Contacts for 3IR2 CSU: Contacts of Structural Units for 3IR2 Structure Factors (173 Kb) Retrieve 3IR2 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3IR2 from S2C, [Save to disk] Re-refined 3ir2 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3IR2 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 3IR2

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 3IR2, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3ir2_A] [3ir2_B] [3ir2] SWISS-PROT database: [Q9HC16] Domain organization of [ABC3G_HUMAN] by SWISSPFAM

Other resources with information on 3IR2

Community annotation for 3IR2 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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