3DA2	Lyase	date	May 28, 2008
title	X-Ray Structure Of Human Carbonic Anhydrase 13 In Complex Wi Inhibitor
authors	E.S.Pilka, S.S.Picaud, W.W.Yue, O.N.F.King, J.E.Bray, P.Filippako A.K.Roos, A.C.W.Pike, F.Von Delft, C.H.Arrowsmith, M.Wikstrom, A.M.Edwards, C.Bountra, U.Oppermann, Structural Genomics Conso (Sgc)
compound		source
Molecule: Carbonic Anhydrase 13 Chain: A, B Synonym: Carbonic Anhydrase Xiii, Carbonate Dehydratase Xii Xiii; Ec: 4.2.1.1 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_taxid: 9606 Gene: Ca13 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Rosetta Expression_system_vector_type: Plasmid Expression_system_plasmid: Pnic-Bsa4
symmetry	Space Group: C 1 2 1	R_factor 0.159 R_Free 0.221
crystal cell	length a length b length c angle alpha angle beta angle gamma 153.637 45.138 87.938 90.00 116.28 90.00
method	X-Ray Diffraction	resolution	2.05 Å
ligand	4MD, CL, ZN	enzyme	Lyase E.C.4.2.1.1 BRENDA
Gene Ontology	Chain Function Process Component A, B

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (97 Kb) [Save to disk] Biological Unit Coordinates (3da2.pdb1.gz) 46 Kb Biological Unit Coordinates (3da2.pdb2.gz) 47 Kb LPC: Ligand-Protein Contacts for 3DA2 CSU: Contacts of Structural Units for 3DA2 Likely Quarternary Molecular Structure file(s) for 3DA2 Structure Factors (511 Kb) Retrieve 3DA2 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3DA2 from S2C, [Save to disk] Re-refined 3da2 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3DA2 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 3DA2

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 3DA2, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1m3da2, region A:115-227 [Jmol] [rasmolscript] [script source]     - Domain d1u3da2, region A:13-197 [Jmol] [rasmolscript] [script source]     - Domain d1h3da2, region A:225-299 [Jmol] [rasmolscript] [script source]     - Domain d1p3da2, region A:322-473 [Jmol] [rasmolscript] [script source]     - Domain d1k3da2, region A:6-227 [Jmol] [rasmolscript] [script source]

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3da2_B] [3da2] [3da2_A] SWISS-PROT database: [Q8N1Q1] Domain organization of [CAH13_HUMAN] by SWISSPFAM Domain found in 3DA2: [Carb_anhydrase ] by SMART

Other resources with information on 3DA2

Community annotation for 3DA2 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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