B1LNS2 (STHA_ECOSM) 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:	EcSMS35_4408

Organism

Escherichia coli (strain SMS-3-5 / SECEC) [Complete proteome] [HAMAP]

Taxonomic identifier

439855 [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_1000193449
Regions
	Nucleotide binding	36 – 45	10	FAD By similarity

Sequences

	Sequence		Length	Mass (Da)
	B1LNS2 [UniParc]. Last modified April 29, 2008. Version 1. Checksum: AF61E5D1E2C582F2	FASTA	466	51,573
	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 QALVKGEANA 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]

"Insights into the environmental resistance gene pool from the genome sequence of the multidrug-resistant environmental isolate Escherichia coli SMS-3-5." Fricke W.F., Wright M.S., Lindell A.H., Harkins D.M., Baker-Austin C., Ravel J., Stepanauskas R. J. Bacteriol. 190:6779-6794(2008) [PubMed: 18708504] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: SMS-3-5 / SECEC.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000970 Genomic DNA. Translation: ACB16911.1.
RefSeq	YP_001746354.1. NC_010498.1.
3D structure databases
ProteinModelPortal	B1LNS2.
SMR	B1LNS2. Positions 6-464.
ModBase	Search...
Protein-protein interaction databases
STRING	B1LNS2.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
EnsemblBacteria	EBESCT00000061908; EBESCP00000059550; EBESCG00000060955.
GeneID	6144080.
GenomeReviews	Gene locus EcSMS35_4408 in contig CP000970_GR.
KEGG	ecm:EcSMS35_4408.
PATRIC	18437738. VBIEscCol6161_4536.
Organism-specific databases
CMR	Search...
Phylogenomic databases
GeneTree	EBGT00050000009315.
HOGENOM	HBG515043.
OMA	GEGNTIE.
ProtClustDB	PRK05249.
Enzyme and pathway databases
BioCyc	ECOL439855:ECSMS35_4408-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_ECOSM

Accession

Primary (citable) accession number: B1LNS2

Entry history

Integrated into UniProtKB/Swiss-Prot:	April 14, 2009
Last sequence update:	April 29, 2008
Last modified:	January 25, 2012
This is version 38 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program