1RA0	Hydrolase	date	Oct 31, 2003
title	Bacterial Cytosine Deaminase D314g Mutant Bound To 5-Fluoro- Hydroxy-3,4-Dihydropyrimidine.
authors	S.D.Mahan, G.C.Ireton, B.L.Stoddard, M.E.Black
compound		source
Molecule: Cytosine Deaminase Chain: A Synonym: Cytosine Aminohydrolase Ec: 3.5.4.1 Engineered: Yes Mutation: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Gene: Coda, B0337 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21 (De3)-Ril Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet15b
symmetry	Space Group: H 3 2	R_factor 0.168 R_Free 0.172
crystal cell	length a length b length c angle alpha angle beta angle gamma 109.257 109.257 240.842 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	1.12 Å
ligand	FE, FPY	enzyme	Hydrolase E.C.3.5.4.1 BRENDA
note	1RA0 is a representative structure
related structures	by homologous chain: 1R9Z
Gene Ontology	Chain Function Process Component A
Primary reference	Random mutagenesis and selection of E. coli cytosine deaminase for cancer gene therapy., Mahan SD, Ireton GC, Knoeber C, Stoddard BL, Black ME, Protein Eng Des Sel 2004 Sep 20;. PMID:15381761

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (80 Kb) [Save to disk] Biological Unit Coordinates (1ra0.pdb1.gz) 439 Kb LPC: Ligand-Protein Contacts for 1RA0 CSU: Contacts of Structural Units for 1RA0 Likely Quarternary Molecular Structure file(s) for 1RA0 Structure Factors (1617 Kb) Retrieve 1RA0 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1RA0 from S2C, [Save to disk] Re-refined 1ra0 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1RA0 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 1RA0

Ramachandran plot from PDBSum

Structure-derived information

Conformational Epitope Prediction for 1RA0 from the CEP Server. Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1RA0, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1ra0a1, region A:4-55,A:376-426 [Jmol] [rasmolscript] [script source]     - Domain d1ra0a2, region A:56-375 [Jmol] [rasmolscript] [script source]

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1ra0_A] [1ra0] SWISS-PROT database: [P25524] Domain organization of [CODA_ECOLI] by SWISSPFAM

Other resources with information on 1RA0

Community annotation for 1RA0 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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