3RG3	Lyase	date	Apr 07, 2011
title	Crystal Structure Of The W5e Mutant Of Human Carbonic Anhydr
authors	J.F.Domsic, A.H.Robbins, R.Mckenna
compound		source
Molecule: Carbonic Anhydrase 2 Chain: A Synonym: Carbonate Dehydratase II, Carbonic Anhydrase C, Ca Ec: 4.2.1.1 Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Ca2 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3)Plyss Expression_system_vector_type: Plasmid
symmetry	Space Group: P 1 21 1	R_factor 0.133 R_Free 0.170
crystal cell	length a length b length c angle alpha angle beta angle gamma 42.697 41.493 72.645 90.00 104.38 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand	ZN	enzyme	Lyase E.C.4.2.1.1 BRENDA
Gene Ontology	Chain Function Process Component A
Primary reference	Structure and catalysis by carbonic anhydrase II: role of active-site tryptophan 5., Mikulski R, Domsic JF, Ling G, Tu C, Robbins AH, Silverman DN, McKenna R, Arch Biochem Biophys. 2011 Dec 15;516(2):97-102. doi: 10.1016/j.abb.2011.09.011. , Epub 2011 Oct 5. PMID:22001224

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (128 Kb) [Save to disk] Biological Unit Coordinates (3rg3.pdb1.gz) 123 Kb LPC: Ligand-Protein Contacts for 3RG3 CSU: Contacts of Structural Units for 3RG3 Structure Factors (284 Kb) Retrieve 3RG3 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3RG3 from S2C, [Save to disk] Re-refined 3rg3 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3RG3 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 3RG3

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 3RG3, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3rg3_A] [3rg3] SWISS-PROT database: Domain organization of by SWISSPFAM Domain found in 3RG3: [Carb_anhydrase ] by SMART

Other resources with information on 3RG3

Community annotation for 3RG3 at PDBWiki (http://pdbwiki.org)

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