A1AIE2 (STHA_ECOK1) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Soluble pyridine nucleotide transhydrogenase
Short name=STH
EC=1.6.1.1

Alternative name(s):
NAD(P)(+) transhydrogenase [B-specific]

Gene names

Name:	sthA
Synonyms:	udhA
Ordered Locus Names:	Ecok1_39380
ORF Names:	APECO1_2503

Organism

Escherichia coli O1:K1 / APEC [Complete proteome] [HAMAP]

Taxonomic identifier

405955 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacteriales › Enterobacteriaceae › Escherichia

Protein attributes

Sequence length	466 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Function	Conversion of NADPH, generated by peripheral catabolic pathways, to NADH, which can enter the respiratory chain for energy generation By similarity. HAMAP MF_00247
Catalytic activity	NADPH + NAD+ = NADP+ + NADH. HAMAP MF_00247
Cofactor	Binds 1 FAD per subunit By similarity. HAMAP MF_00247
Subcellular location	Cytoplasm By similarity HAMAP MF_00247.
Sequence similarities	Belongs to the class-I pyridine nucleotide-disulfide oxidoreductase family.

Ontologies

Keywords
Cellular component	Cytoplasm
Ligand	FAD Flavoprotein NAD NADP
Molecular function	Oxidoreductase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	cell redox homeostasis Inferred from electronic annotation. Source: InterPro
Cellular component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular function	NAD(P)+ transhydrogenase (B-specific) activity Inferred from electronic annotation. Source: EC flavin adenine dinucleotide 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 – 466	466	Soluble pyridine nucleotide transhydrogenase HAMAP MF_00247		PRO_1000012556
Regions
	Nucleotide binding	36 – 45	10	FAD By similarity

Sequences

	Sequence		Length	Mass (Da)
	A1AIE2 [UniParc]. Last modified January 23, 2007. Version 1. Checksum: 2D7405D1E2D062FD	FASTA	466	51,560
	10 20 30 40 50 60 MPHSYDYDAI VIGSGPGGEG AAMGLVKQGA RVAVIERYQN VGGGCTHWGT IPSKALRHAV 70 80 90 100 110 120 SRIIEFNQNP LYSDHSRLLR SSFADILNHA DNVINQQTRM RQGFYERNHC EILQGNARFV 130 140 150 160 170 180 DEHTLALDCP DGSVETLTAE KFVIACGSRP YHPTDVDFTH PRIYDSDSIL SMHHEPRHVL 190 200 210 220 230 240 IYGAGVIGCE YASIFRGMDV KVDLINTRDR LLAFLDQEMS DSLSYHFWNS GVVIRHNEEY 250 260 270 280 290 300 EKIEGCDDGV IMHLKSGKKL KADCLLYANG RTGNTDSLAL QNIGLETDSR GQLKVNSMYQ 310 320 330 340 350 360 TAQPHVYAVG DVIGYPSLAS AAYDQGRIAA QALVKGEATA HLIEDIPTGI YTIPEISSVG 370 380 390 400 410 420 KTEQQLTAMK VPYEVGRAQF KHLARAQIVG MNVGTLKILF HRETKEILGI HCFGERAAEI 430 440 450 460 IHIGQAIMEQ KGGGNTIEYF VNTTFNYPTM AEAYRVAALN GLNRLF

References

[1]

"The genome sequence of avian pathogenic Escherichia coli strain O1:K1:H7 shares strong similarities with human extraintestinal pathogenic E. coli genomes." Johnson T.J., Kariyawasam S., Wannemuehler Y., Mangiamele P., Johnson S.J., Doetkott C., Skyberg J.A., Lynne A.M., Johnson J.R., Nolan L.K. J. Bacteriol. 189:3228-3236(2007) [PubMed: 17293413] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000468 Genomic DNA. Translation: ABJ03432.1.
RefSeq	YP_859556.1. NC_008563.1.
3D structure databases
ProteinModelPortal	A1AIE2.
SMR	A1AIE2. Positions 5-464.
ModBase	Search...
Protein-protein interaction databases
STRING	A1AIE2.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
EnsemblBacteria	EBESCT00000038294; EBESCP00000036811; EBESCG00000037344.
GeneID	4491444.
GenomeReviews	Gene locus Ecok1_39380 in contig CP000468_GR.
KEGG	ecv:APECO1_2503.
PATRIC	18220455. VBIEscCol127180_4437.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	COG1249.
GeneTree	EBGT00050000009315.
HOGENOM	HBG515043.
OMA	GEGNTIE.
ProtClustDB	PRK05249.
Enzyme and pathway databases
BioCyc	ECOL405955:APECO1_2503-MONOMER.
Family and domain databases
HAMAP	MF_00247. SthA. [Tree]
InterPro	IPR016156. FAD/NAD-linked_Rdtase_dimer. IPR013027. FAD_pyr_nucl-diS_OxRdtase. IPR004099. Pyr_nucl-diS_OxRdtase_dimer. IPR023753. Pyr_nucl-diS_OxRdtase_FAD/NAD. IPR001327. Pyr_OxRdtase_NAD-bd_dom. IPR022962. STH. [Graphical view]
Gene3D	G3DSA:3.30.390.30. Pyr_redox_dim. 1 hit.
KO	K00322.
Pfam	PF00070. Pyr_redox. 1 hit. PF07992. Pyr_redox_2. 1 hit. PF02852. Pyr_redox_dim. 1 hit. [Graphical view]
PRINTS	PR00368. FADPNR.
SUPFAM	SSF55424. FAD/NAD-linked_reductase_dimer. 1 hit.
ProtoNet	Search...

Entry information

Entry name

STHA_ECOK1

Accession

Primary (citable) accession number: A1AIE2

Entry history

Integrated into UniProtKB/Swiss-Prot:	January 15, 2008
Last sequence update:	January 23, 2007
Last modified:	December 14, 2011
This is version 46 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program