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B7M4Y8 (CDD_ECO8A) Reviewed, UniProtKB/Swiss-Prot

Last modified July 9, 2014. Version 42. Feed History...

Clusters with 100%, 90%, 50% identity | Documents (1) | Third-party data text xml rdf/xml gff fasta
to top of pageNames·Attributes·General annotation·Ontologies·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize order

Names and origin

Protein namesRecommended name:
Cytidine deaminase

EC=3.5.4.5
Alternative name(s):
Cytidine aminohydrolase
Short name=CDA
Gene names
Name:cdd
Ordered Locus Names:ECIAI1_2220
OrganismEscherichia coli O8 (strain IAI1) [Complete proteome] [HAMAP]
Taxonomic identifier585034 [NCBI]
Taxonomic lineageBacteriaProteobacteriaGammaproteobacteriaEnterobacterialesEnterobacteriaceaeEscherichia

Protein attributes

Sequence length294 AA.
Sequence statusComplete.
Protein existenceInferred from homology

General annotation (Comments)

Function

This enzyme scavenges exogenous and endogenous cytidine and 2'-deoxycytidine for UMP synthesis By similarity. HAMAP-Rule MF_01558

Catalytic activity

Cytidine + H2O = uridine + NH3. HAMAP-Rule MF_01558

2'deoxycytidine + H2O = 2'-deoxyuridine + NH3. HAMAP-Rule MF_01558

Cofactor

Binds 1 zinc ion By similarity. HAMAP-Rule MF_01558

Subunit structure

Homodimer By similarity. HAMAP-Rule MF_01558

Sequence similarities

Belongs to the cytidine and deoxycytidylate deaminase family.

Contains 1 CMP/dCMP deaminase zinc-binding domain.

Ontologies

Keywords
   LigandMetal-binding
Zinc
   Molecular functionHydrolase
   Technical termComplete proteome
Gene Ontology (GO)
   Molecular_functioncytidine deaminase activity

Inferred from electronic annotation. Source: UniProtKB-HAMAP

zinc ion binding

Inferred from electronic annotation. Source: UniProtKB-HAMAP

Complete GO annotation...

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Chain1 – 294294Cytidine deaminase HAMAP-Rule MF_01558
PRO_1000147098

Regions

Domain56 – 13984CMP/dCMP deaminase zinc-binding
Region89 – 913Substrate binding By similarity

Sites

Active site1041Proton donor By similarity
Metal binding1021Zinc; catalytic By similarity
Metal binding1291Zinc; catalytic By similarity
Metal binding1321Zinc; catalytic By similarity

Sequences

Sequence LengthMass (Da)Tools
B7M4Y8 [UniParc].

Last modified March 24, 2009. Version 1.
Checksum: F0B5CD68AB145D7D

FASTA29431,540
        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 

« Hide

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
CU928160 Genomic DNA. Translation: CAQ99065.1.
RefSeqYP_002387621.1. NC_011741.1.

3D structure databases

ModBaseSearch...
MobiDBSearch...

Protein-protein interaction databases

STRING585034.ECIAI1_2220.

Proteomic databases

PRIDEB7M4Y8.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Genome annotation databases

EnsemblBacteriaCAQ99065; CAQ99065; ECIAI1_2220.
GeneID7127608.
KEGGecr:ECIAI1_2220.
PATRIC18323719. VBIEscCol26572_2186.

Organism-specific databases

CMRSearch...

Phylogenomic databases

eggNOGCOG0295.
HOGENOMHOG000218617.
KOK01489.
OMANRSHAPY.
OrthoDBEOG6XDH25.

Enzyme and pathway databases

BioCycECOL585034:GJ84-2246-MONOMER.

Family and domain databases

HAMAPMF_01558. Cyt_deam.
InterProIPR016192. 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]
PfamPF00383. dCMP_cyt_deam_1. 1 hit.
PF08211. dCMP_cyt_deam_2. 1 hit.
[Graphical view]
PIRSFPIRSF006334. Cdd_plus_pseudo. 1 hit.
SUPFAMSSF53927. SSF53927. 2 hits.
TIGRFAMsTIGR01355. cyt_deam_dimer. 1 hit.
PROSITEPS00903. CYT_DCMP_DEAMINASES. 1 hit.
[Graphical view]
ProtoNetSearch...

Entry information

Entry nameCDD_ECO8A
AccessionPrimary (citable) accession number: B7M4Y8
Entry history
Integrated into UniProtKB/Swiss-Prot: April 14, 2009
Last sequence update: March 24, 2009
Last modified: July 9, 2014
This is version 42 of the entry and version 1 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Relevant documents

SIMILARITY comments

Index of protein domains and families