B1X8A6 (MQO_ECODH) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Probable malate:quinone oxidoreductase
EC=1.1.5.4

Alternative name(s):
MQO
Malate dehydrogenase [quinone]

Gene names

Name:	mqo
Ordered Locus Names:	ECDH10B_2367

Organism

Escherichia coli (strain K12 / DH10B) [Complete proteome] [HAMAP]

Taxonomic identifier

316385 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacteriales › Enterobacteriaceae › Escherichia

Protein attributes

Sequence length	548 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Catalytic activity	(S)-malate + a quinone = oxaloacetate + reduced quinone. HAMAP MF_00212
Cofactor	FAD By similarity. HAMAP MF_00212
Pathway	Carbohydrate metabolism; tricarboxylic acid cycle; oxaloacetate from (S)-malate (quinone route): step 1/1. HAMAP MF_00212
Sequence similarities	Belongs to the MQO family.

Ontologies

Keywords
Biological process	Tricarboxylic acid cycle
Ligand	FAD Flavoprotein
Molecular function	Oxidoreductase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	tricarboxylic acid cycle Inferred from electronic annotation. Source: UniProtKB-KW
Molecular function	malate dehydrogenase (menaquinone) activity Inferred from electronic annotation. Source: EC malate dehydrogenase (quinone) activity Inferred from electronic annotation. Source: EC
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 548	548	Probable malate:quinone oxidoreductase HAMAP MF_00212		PRO_1000099870

Sequences

	Sequence		Length	Mass (Da)
	B1X8A6 [UniParc]. Last modified May 20, 2008. Version 1. Checksum: 3278A6D124EEE2AA	FASTA	548	60,230
	10 20 30 40 50 60 MKKVTAMLFS MAVGLNAVSM AAKAKASEEQ ETDVLLIGGG IMSATLGTYL RELEPEWSMT 70 80 90 100 110 120 MVERLEGVAQ ESSNGWNNAG TGHSALMELN YTPQNADGSI SIEKAVAINE AFQISRQFWA 130 140 150 160 170 180 HQVERGVLRT PRSFINTVPH MSFVWGEDNV NFLRARYAAL QQSSLFRGMR YSEDHAQIKE 190 200 210 220 230 240 WAPLVMEGRD PQQKVAATRT EIGTDVNYGE ITRQLIASLQ KKSNFSLQLS SEVRALKRND 250 260 270 280 290 300 DNTWTVTVAD LKNGTAQNIR AKFVFIGAGG AALKLLQESG IPEAKDYAGF PVGGQFLVSE 310 320 330 340 350 360 NPDVVNHHLA KVYGKASVGA PPMSVPHIDT RVLDGKRVVL FGPFATFSTK FLKNGSLWDL 370 380 390 400 410 420 MSSTTTSNVM PMMHVGLDNF DLVKYLVSQV MLSEEDRFEA LKEYYPQAKK EDWRLWQAGQ 430 440 450 460 470 480 RVQIIKRDAE KGGVLRLGTE VVSDQQGTIA ALLGASPGAS TAAPIMLNLL EKVFGDRVSS 490 500 510 520 530 540 PQWQATLKAI VPSYGRKLNG DVAATERELQ YTSEVLGLNY DKPQAADSTP KPQLKPQPVQ KEVADIAL

References

[1]

"The complete genome sequence of Escherichia coli DH10B: insights into the biology of a laboratory workhorse." Durfee T., Nelson R., Baldwin S., Plunkett G. III, Burland V., Mau B., Petrosino J.F., Qin X., Muzny D.M., Ayele M., Gibbs R.A., Csorgo B., Posfai G., Weinstock G.M., Blattner F.R. J. Bacteriol. 190:2597-2606(2008) [PubMed: 18245285] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: K12 / DH10B.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000948 Genomic DNA. Translation: ACB03372.1.
RefSeq	YP_001731150.1. NC_010473.1.
3D structure databases
ProteinModelPortal	B1X8A6.
SMR	B1X8A6. Positions 29-69, 209-325.
ModBase	Search...
Protein-protein interaction databases
STRING	B1X8A6.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
EnsemblBacteria	EBESCT00000013444; EBESCP00000012972; EBESCG00000012506.
GeneID	6059847.
GenomeReviews	Gene locus ECDH10B_2367 in contig CP000948_GR.
KEGG	ecd:ECDH10B_2367.
PATRIC	18464605. VBIEscCol59506_2389.
Organism-specific databases
CMR	Search...
Phylogenomic databases
GeneTree	EBGT00050000010864.
HOGENOM	HBG289663.
OMA	KKWVPLM.
ProtClustDB	PRK05257.
Enzyme and pathway databases
BioCyc	ECOL316385:ECDH10B_2367-MONOMER.
Family and domain databases
HAMAP	MF_00212. MQO. [Tree]
InterPro	IPR006231. Malate_quinone_OxRdtase. [Graphical view]
KO	K00116.
PANTHER	PTHR13847:SF14. PTHR13847:SF14. 1 hit.
Pfam	PF06039. Mqo. 1 hit. [Graphical view]
TIGRFAMs	TIGR01320. Mal_quin_oxido. 1 hit.
ProtoNet	Search...

Entry information

Entry name

MQO_ECODH

Accession

Primary (citable) accession number: B1X8A6

Entry history

Integrated into UniProtKB/Swiss-Prot:	March 24, 2009
Last sequence update:	May 20, 2008
Last modified:	January 25, 2012
This is version 31 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program