P41576 (6PGD_KLEPN) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
6-phosphogluconate dehydrogenase, decarboxylating
EC=1.1.1.44

Gene names

Name:

gnd

Organism

Klebsiella pneumoniae

Taxonomic identifier

573 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacteriales › Enterobacteriaceae › Klebsiella

Protein attributes

Sequence length	468 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Function	Catalyzes the oxidative decarboxylation of 6-phosphogluconate to ribulose 5-phosphate and CO2, with concomitant reduction of NADP to NADPH By similarity.
Catalytic activity	6-phospho-D-gluconate + NADP+ = D-ribulose 5-phosphate + CO2 + NADPH.
Pathway	Carbohydrate degradation; pentose phosphate pathway; D-ribulose 5-phosphate from D-glucose 6-phosphate (oxidative stage): step 3/3.
Subunit structure	Homodimer By similarity.
Sequence similarities	Belongs to the 6-phosphogluconate dehydrogenase family.

Ontologies

Keywords
Biological process	Gluconate utilization Pentose shunt
Ligand	NADP
Molecular function	Oxidoreductase
Gene Ontology (GO)
Biological process	D-gluconate metabolic process Inferred from electronic annotation. Source: UniProtKB-KW pentose-phosphate shunt Inferred from sequence or structural similarity. Source: UniProtKB
Molecular function	NADP binding Inferred from electronic annotation. Source: InterPro phosphogluconate dehydrogenase (decarboxylating) activity Inferred from sequence or structural similarity. Source: UniProtKB
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 468	468	6-phosphogluconate dehydrogenase, decarboxylating		PRO_0000090043
Regions
	Nucleotide binding	10 – 15	6	NADP By similarity
	Nucleotide binding	33 – 35	3	NADP By similarity
	Nucleotide binding	74 – 76	3	NADP By similarity
	Region	128 – 130	3	Substrate binding By similarity
	Region	186 – 187	2	Substrate binding By similarity
Sites
	Active site	183	1	Proton acceptor By similarity
	Active site	190	1	Proton donor By similarity
	Binding site	102	1	NADP By similarity
	Binding site	102	1	Substrate By similarity
	Binding site	191	1	Substrate By similarity
	Binding site	260	1	Substrate; via amide nitrogen By similarity
	Binding site	287	1	Substrate By similarity
	Binding site	445	1	Substrate; shared with dimeric partner By similarity
	Binding site	451	1	Substrate; shared with dimeric partner By similarity
Experimental info
	Sequence conflict	316	1	G → E in AAC43817. Ref.2
	Sequence conflict	421	1	V → F in AAC43817. Ref.2

Sequences

	Sequence		Length	Mass (Da)
	P41576 [UniParc]. Last modified November 1, 1997. Version 2. Checksum: FF1EB5E7665FDC90	FASTA	468	51,328
	10 20 30 40 50 60 MSKQQIGVVG MAVMGRNLAL NIESRGYTVS VFNRSREKTE EVIAENTGKK LVPYYTVQEF 70 80 90 100 110 120 VESLETPRRI LLMVKAGAGT DSAIDSLKPY LDKGDIIIDG GNTFFQDTIR RNRELSAEGF 130 140 150 160 170 180 NFIGTGVSGG EEGALKGPSI MPGGQKEAYE LVAPILKQIA AVAEDGEPCV TYIGADGAGH 190 200 210 220 230 240 YVKMVHNGIE YGDMQLIAEA YALLKGGLAL SNEELAQTFT EWNEGELSSY LIDITKDIFT 250 260 270 280 290 300 KKDEEGKYLV DVILDEAANK GTGKWTSQSS LDLGEPLSLI TESVFARYIS SLKDQRVAAS 310 320 330 340 350 360 KVLSGPQAQP VGDKAGFIEK VRRALYLGKI VSYAQGFSQL RAASDEYNWD LNYGEIAKIF 370 380 390 400 410 420 RAGCIIRAQF LQKITDAYAQ NAGIANLLLA PYFKQIADDY QQALRDVVAY AVQNGIPVPT 430 440 450 460 VSAAIAYYDS YRSAVLPANL IQAQRDYFGA HTYKRTDKEG VFHTEWLE

References

[1]	"Genomic organization of the Klebsiella pneumoniae cps region responsible for serotype K2 capsular polysaccharide synthesis in the virulent strain Chedid." Arakawa Y., Wacharotayankun R., Nagatsuka T., Ito H., Kato N., Ohta M. J. Bacteriol. 177:1788-1796(1995) [PubMed: 7896702] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA]. Strain: Chedid.
[2]	"Intergeneric transfer and recombination of the 6-phosphogluconate dehydrogenase gene (gnd) in enteric bacteria." Nelson K., Selander R.K. Proc. Natl. Acad. Sci. U.S.A. 91:10227-10231(1994) [PubMed: 7937867] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA] OF 12-456. Strain: CW 7380.
+	Additional computationally mapped references.

Cross-references

Sequence databases
EMBL GenBank DDBJ	D21242 Genomic DNA. Translation: BAA04786.1. U14471 Genomic DNA. Translation: AAC43817.1.
PIR	D56146.
3D structure databases
ProteinModelPortal	P41576.
SMR	P41576. Positions 1-466.
ModBase	Search...
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Family and domain databases
InterPro	IPR008927. 6-PGluconate_DH_C-like. IPR006114. 6PGDH_C. IPR006113. 6PGDH_decarbox. IPR006115. 6PGDH_NADP-bd. IPR006184. 6PGdom_BS. IPR013328. DH_multihelical. IPR012284. Fibritin/6PGD_C-extension. IPR016040. NAD(P)-bd_dom. [Graphical view]
Gene3D	G3DSA:1.20.5.320. Fibritin/6PGD_C-extension. 1 hit. G3DSA:3.40.50.720. NAD(P)-bd. 1 hit. G3DSA:1.10.1040.10. Opine_DH. 1 hit.
Pfam	PF00393. 6PGD. 1 hit. PF03446. NAD_binding_2. 1 hit. [Graphical view]
PIRSF	PIRSF000109. 6PGD. 1 hit.
SUPFAM	SSF48179. 6DGDH_C_like. 1 hit.
TIGRFAMs	TIGR00873. Gnd. 1 hit.
PROSITE	PS00461. 6PGD. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

6PGD_KLEPN

Accession

Primary (citable) accession number: P41576
Secondary accession number(s): Q48461

Entry history

Integrated into UniProtKB/Swiss-Prot:	November 1, 1995
Last sequence update:	November 1, 1997
Last modified:	May 31, 2011
This is version 67 of the entry and version 2 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program