B5XTI4 (TDH_KLEP3) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
L-threonine 3-dehydrogenase
EC=1.1.1.103

Gene names

Name:	tdh
Ordered Locus Names:	KPK_0135

Organism

Klebsiella pneumoniae (strain 342) [Complete proteome] [HAMAP]

Taxonomic identifier

507522 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacteriales › Enterobacteriaceae › Klebsiella

Protein attributes

Sequence length	341 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Catalytic activity	L-threonine + NAD+ = L-2-amino-3-oxobutanoate + NADH. HAMAP MF_00627
Cofactor	Binds 2 zinc ions per subunit By similarity. HAMAP MF_00627
Pathway	Amino-acid degradation; L-threonine degradation via oxydo-reductase pathway; glycine from L-threonine: step 1/2. HAMAP MF_00627
Subunit structure	Homotetramer By similarity. HAMAP MF_00627
Subcellular location	Cytoplasm By similarity HAMAP MF_00627.
Sequence similarities	Belongs to the zinc-containing alcohol dehydrogenase family.

Ontologies

Keywords
Cellular component	Cytoplasm
Ligand	Metal-binding NAD Zinc
Molecular function	Oxidoreductase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	threonine catabolic process Inferred from electronic annotation. Source: InterPro
Cellular component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular function	L-threonine 3-dehydrogenase activity Inferred from electronic annotation. Source: EC nucleotide binding Inferred from electronic annotation. Source: InterPro zinc ion 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 – 341	341	L-threonine 3-dehydrogenase HAMAP MF_00627		PRO_1000130554
Sites
	Metal binding	38	1	Zinc 1; catalytic By similarity
	Metal binding	63	1	Zinc 1; catalytic By similarity
	Metal binding	93	1	Zinc 2 By similarity
	Metal binding	96	1	Zinc 2 By similarity
	Metal binding	99	1	Zinc 2 By similarity
	Metal binding	107	1	Zinc 2 By similarity
	Metal binding	148	1	Zinc 1; catalytic By similarity

Sequences

	Sequence		Length	Mass (Da)
	B5XTI4 [UniParc]. Last modified November 25, 2008. Version 1. Checksum: E925E9CC11B718BD	FASTA	341	37,241
	10 20 30 40 50 60 MKALSKLKAE EGIWMTDVPE PEVGHNDLLI KIRKTAICGT DVHIYNWDEW SQKTIPVPMV 70 80 90 100 110 120 VGHEYVGEVV GIGQEVRGFK IGDRVSGEGH ITCGHCRNCR AGRTHLCRNT IGVGVNRPGC 130 140 150 160 170 180 FAEYLVIPAF NAFKIPDNIS DDLASIFDPF GNAVHTALSF DLVGEDVLVS GAGPIGVMAA 190 200 210 220 230 240 AVAKHVGARN VVITDVNEYR LELARKMGVT RAVNVAKENL NDVMAELGMT EGFDVGLEMS 250 260 270 280 290 300 GAPPAFRSML DTMNHGGRIA MLGIPPSDMS IDWTKVIFKG LFIKGIYGRE MFETWYKMAA 310 320 330 340 LIQSGLDLSP IITHRFGIDD FQKGFDAMRS GQSGKVVLSW E

References

[1]

"Complete genome sequence of the N2-fixing broad host range endophyte Klebsiella pneumoniae 342 and virulence predictions verified in mice." Fouts D.E., Tyler H.L., DeBoy R.T., Daugherty S., Ren Q., Badger J.H., Durkin A.S., Huot H., Shrivastava S., Kothari S., Dodson R.J., Mohamoud Y., Khouri H., Roesch L.F.W., Krogfelt K.A., Struve C., Triplett E.W., Methe B.A. PLoS Genet. 4:E1000141-E1000141(2008) [PubMed: 18654632] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: 342.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000964 Genomic DNA. Translation: ACI10459.1.
RefSeq	YP_002236019.1. NC_011283.1.
3D structure databases
ProteinModelPortal	B5XTI4.
ModBase	Search...
Protein-protein interaction databases
STRING	B5XTI4.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	6936700.
GenomeReviews	Gene locus KPK_0135 in contig CP000964_GR.
KEGG	kpe:KPK_0135.
PATRIC	20433880. VBIKlePne121904_0360.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	HBG753318.
OMA	HIRAWDG.
ProtClustDB	PRK05396.
Family and domain databases
HAMAP	MF_00627. Thr_dehydrog. [Tree]
InterPro	IPR013149. ADH_C. IPR013154. ADH_GroES-like. IPR002085. ADH_SF_Zn-type. IPR002328. ADH_Zn_CS. IPR011032. GroES-like. IPR004627. L-Threonine_3-DHase. IPR016040. NAD(P)-bd_dom. [Graphical view]
Gene3D	G3DSA:3.40.50.720. NAD(P)-bd. 1 hit.
KO	K00060.
PANTHER	PTHR11695. ADH_Sf_Zn. 1 hit.
Pfam	PF08240. ADH_N. 1 hit. PF00107. ADH_zinc_N. 1 hit. [Graphical view]
SUPFAM	SSF50129. GroES_like. 1 hit.
TIGRFAMs	TIGR00692. Tdh. 1 hit.
PROSITE	PS00059. ADH_ZINC. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

TDH_KLEP3

Accession

Primary (citable) accession number: B5XTI4

Entry history

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

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program