Reviewed, UniProtKB/Swiss-Prot B7M2V5 (BETA_ECO8A)

Names and origin

Protein names

Recommended name:
    Choline dehydrogenase
      Short name=CHD
      Short name=CDH
    EC=1.1.99.1

Gene names

Name:	betA
Ordered Locus Names:	ECIAI1_0308

Organism

Escherichia coli O8 (strain IAI1) [Complete proteome] [HAMAP]

Taxonomic identifier

585034 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacteriales › Enterobacteriaceae › Escherichia

Protein attributes

Sequence length	556 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
Protein existence	Inferred from homology.

General annotation (Comments)

Function	Can catalyze the oxidation of choline to betaine aldehyde and betaine aldehyde to glycine betaine By similarity.
Catalytic activity	Choline + acceptor = betaine aldehyde + reduced acceptor. HAMAP MF_00750
Cofactor	FAD By similarity.
Pathway	Amine and polyamine biosynthesis; betaine biosynthesis via choline pathway; betaine aldehyde from choline (cytochrome c reductase route): step 1/1. HAMAP MF_00750
Sequence similarities	Belongs to the GMC oxidoreductase family.

Ontologies

Keywords
Ligand	FAD Flavoprotein
Molecular function	Oxidoreductase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	glycine betaine biosynthetic process from choline Inferred from electronic annotation. Source: HAMAP oxidation reduction Inferred from electronic annotation. Source: UniProtKB-KW
Molecular function	FAD binding Inferred from electronic annotation. Source: InterPro choline dehydrogenase activity Inferred from electronic annotation. Source: HAMAP
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 556	556	Choline dehydrogenase HAMAP MF_00750		PRO_1000133328
Regions
	Nucleotide binding	4 – 33	30	FAD Probable
Sites
	Active site	473	1	By similarity

Sequences

	Sequence		Length	Mass (Da)
	B7M2V5-1 [UniParc]. Last modified March 24, 2009. Version 1. Checksum: AE97955D134D9ECE	FASTA	556	61,848
	10 20 30 40 50 60 MQFDYIIIGA GSAGNVLATR LTEDPNTSVL LLEAGGPDYR FDFRTQMPAA LAFPLQGKRY 70 80 90 100 110 120 NWAYETEPEP FMNNRRMECG RGKGLGGSSL INGMCYIRGN ALDLDNWAQE PGLENWSYLD 130 140 150 160 170 180 CLPYYRKAET RDVGENDYHG GDGPVSVTTS KPGVNPLFEA MIEAGVQAGY PRTDDLNGYQ 190 200 210 220 230 240 QEGFGPMDRT VTPQGRRAST ARGYLDQAKS RPNLTIRTHA MTDHIIFDGK RAVGVEWLEG 250 260 270 280 290 300 DSTIPTRATA NKEVLLCAGA IASPQILQRS GVGNAELLAE FDIPLVHELP GVGENLQDHL 310 320 330 340 350 360 EMYLQYECKE PVSLYPALQW WNQPKIGAEW LFGGTGVGAS NHFEAGGFIR SREEFAWPNI 370 380 390 400 410 420 QYHFLPVAIN YNGSNAVKEH GFQCHVGSMR SPSRGHVRIK SRDPHQHPAI LFNYMSHEQD 430 440 450 460 470 480 WQEFRDAIRI TREIMHQPAL DQYRGREISP GTECQTDEQL DEFVRNHAET AFHPCGTCKM 490 500 510 520 530 540 GYDEMSVVDG EGRVHGLEGL RVVDASIMPQ IITGNLNATT IMIGEKIADM IRGQEALPRS 550 TAGYFVANGM PVRAKK

References

[1]

"Organised genome dynamics in the Escherichia coli species results in highly diverse adaptive paths." Touchon M., Hoede C., Tenaillon O., Barbe V., Baeriswyl S., Bidet P., Bingen E., Bonacorsi S., Bouchier C., Bouvet O., Calteau A., Chiapello H., Clermont O., Cruveiller S., Danchin A., Diard M., Dossat C., Karoui M.E. , Frapy E., Garry L., Ghigo J.M., Gilles A.M., Johnson J., Le Bouguenec C., Lescat M., Mangenot S., Martinez-Jehanne V., Matic I., Nassif X., Oztas S., Petit M.A., Pichon C., Rouy Z., Ruf C.S., Schneider D., Tourret J., Vacherie B., Vallenet D., Medigue C., Rocha E.P.C., Denamur E. PLoS Genet. 5:E1000344-E1000344(2009) [PubMed: 19165319] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBLGenBankDDBJ	CU928160 Genomic DNA. Translation: CAQ97182.1.
RefSeq	YP_002385786.1.
3D structure databases
ModBase	Search...
Genome annotation databases
GeneID	7126650.
GenomeReviews	Gene locus ECIAI1_0308 in contig CU928160_GR.
Organism-specific databases
CMR	Search...
Family and domain databases
HAMAP	MF_00750. [Tree]
InterPro	IPR011533. Choline_dehydrogenase. IPR012132. GMC_OxRdtase. IPR000172. GMC_OxRdtase_N. IPR007867. GMC_OxRtase_C. [Graphical view]
Pfam	PF05199. GMC_oxred_C. 1 hit. PF00732. GMC_oxred_N. 1 hit. [Graphical view]
PIRSF	PIRSF000137. Alcohol_oxidase. 1 hit.
TIGRFAMs	TIGR01810. betA. 1 hit.
PROSITE	PS00623. GMC_OXRED_1. 1 hit. PS00624. GMC_OXRED_2. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

BETA_ECO8A

Accession

Primary (citable) accession number: B7M2V5

Entry history

Integrated into UniProtKB/Swiss-Prot:	April 14, 2009
Last sequence update:	March 24, 2009
Last modified:	September 22, 2009
This is version 6 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

HAMAP (High-quality Automated and Manual Annotation of microbial Proteomes)