B6I8J3 (CDD_ECOSE) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Cytidine deaminase
EC=3.5.4.5

Alternative name(s):
Cytidine aminohydrolase
Short name=CDA

Gene names

Name:	cdd
Ordered Locus Names:	ECSE_2410

Organism

Escherichia coli (strain SE11) [Complete proteome] [HAMAP]

Taxonomic identifier

409438 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacteriales › Enterobacteriaceae › Escherichia

Protein attributes

Sequence length	294 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Function	This enzyme scavenge exogenous and endogenous cytidine and 2'-deoxycytidine for UMP synthesis By similarity. HAMAP MF_01558
Catalytic activity	Cytidine + H2O = uridine + NH3. HAMAP MF_01558
Cofactor	Binds 1 zinc ion By similarity. HAMAP MF_01558
Subunit structure	Homodimer By similarity. HAMAP MF_01558
Sequence similarities	Belongs to the cytidine and deoxycytidylate deaminase family.

Ontologies

Keywords
Ligand	Metal-binding Zinc
Molecular function	Hydrolase
Technical term	Complete proteome
Gene Ontology (GO)
Molecular function	cytidine deaminase activity Inferred from electronic annotation. Source: EC zinc ion binding Inferred from electronic annotation. Source: InterPro
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 294	294	Cytidine deaminase HAMAP MF_01558		PRO_1000147101
Regions
	Region	89 – 91	3	Substrate binding By similarity
Sites
	Active site	104	1	Proton donor By similarity
	Metal binding	102	1	Zinc; catalytic By similarity
	Metal binding	129	1	Zinc; catalytic By similarity
	Metal binding	132	1	Zinc; catalytic By similarity

Sequences

	Sequence		Length	Mass (Da)
	B6I8J3 [UniParc]. Last modified December 16, 2008. Version 1. Checksum: F0B5CD68AB145D7D	FASTA	294	31,540
	10 20 30 40 50 60 MHPRFQTAFA QLADNLQSAL EPILADKYFP ALLTGEQVSS LKSATGLDED ALAFALLPLA 70 80 90 100 110 120 AACARTPLSN FNVGAIARGV SGTWYFGANM EFIGATMQQT VHAEQSAISH AWLSGEKALA 130 140 150 160 170 180 AITVNYTPCG HCRQFMNELN SGLDLRIHLP GREAHALRDY LPDAFGPKDL EIKTLLMDEQ 190 200 210 220 230 240 DHGYALTGDA LSQAAIAAAN RSHMPYSKSP SGVALECKDG RIFSGSYAEN AAFNPTLPPL 250 260 270 280 290 QGALILLNLK GYDYPDIQRA VLAEKADAPL IQWDATSATL KALGCHSIDR VLLA

References

[1]

"Complete genome sequence and comparative analysis of the wild-type commensal Escherichia coli strain SE11 isolated from a healthy adult." Oshima K., Toh H., Ogura Y., Sasamoto H., Morita H., Park S.-H., Ooka T., Iyoda S., Taylor T.D., Hayashi T., Itoh K., Hattori M. DNA Res. 15:375-386(2008) [PubMed: 18931093] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: SE11.

Cross-references

Sequence databases
EMBL GenBank DDBJ	AP009240 Genomic DNA. Translation: BAG77934.1.
RefSeq	YP_002293685.1. NC_011415.1.
3D structure databases
ProteinModelPortal	B6I8J3.
SMR	B6I8J3. Positions 1-294.
ModBase	Search...
Protein-protein interaction databases
STRING	B6I8J3.
Proteomic databases
PRIDE	B6I8J3.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
EnsemblBacteria	EBESCT00000110570; EBESCP00000103045; EBESCG00000107276.
GeneID	7000795.
GenomeReviews	Gene locus ECSE_2410 in contig AP009240_GR.
KEGG	ecy:ECSE_2410.
PATRIC	18423356. VBIEscCol83070_2563.
Organism-specific databases
CMR	Search...
Phylogenomic databases
GeneTree	EBGT00050000010652.
HOGENOM	HBG591160.
OMA	NRSHAPY.
ProtClustDB	PRK09027.
Enzyme and pathway databases
BioCyc	ECOL409438:ECSE_2410-MONOMER.
Family and domain databases
HAMAP	MF_01558. Cyt_deam. [Tree]
InterPro	IPR016192. APOBEC/CMP_deaminase_Zn-bd. IPR002125. CMP_dCMP_Zn-bd. IPR013171. Cyd/dCyd_deaminase_Zn-bd. IPR006263. Cyt_deam_dimer. IPR016193. Cytidine_deaminase-like. IPR020797. Cytidine_deaminase_bacteria. [Graphical view]
KO	K01489.
PANTHER	PTHR11644:SF12. PTHR11644:SF12. 1 hit.
Pfam	PF00383. dCMP_cyt_deam_1. 1 hit. PF08211. dCMP_cyt_deam_2. 1 hit. [Graphical view]
PIRSF	PIRSF006334. Cdd_plus_pseudo. 1 hit.
SUPFAM	SSF53927. Cytidine_deaminase-like. 2 hits.
TIGRFAMs	TIGR01355. Cyt_deam_dimer. 1 hit.
PROSITE	PS00903. CYT_DCMP_DEAMINASES. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

CDD_ECOSE

Accession

Primary (citable) accession number: B6I8J3

Entry history

Integrated into UniProtKB/Swiss-Prot:	April 14, 2009
Last sequence update:	December 16, 2008
Last modified:	January 25, 2012
This is version 29 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program