Reviewed, UniProtKB/Swiss-Prot Q8G6I4 (ISPE_BIFLO)

Names and origin

Protein names

Recommended name:
    4-diphosphocytidyl-2-C-methyl-D-erythritol kinase
      Short name=CMK
    EC=2.7.1.148
Alternative name(s):
    4-(cytidine-5'-diphospho)-2-C-methyl-D-erythritol kinase

Gene names

Name:	ispE
Ordered Locus Names:	BL0656

Organism

Bifidobacterium longum [Complete proteome] [HAMAP]

Taxonomic identifier

216816 [NCBI]

Taxonomic lineage

Bacteria › Actinobacteria › Actinobacteridae › Bifidobacteriales › Bifidobacteriaceae › Bifidobacterium

Protein attributes

Sequence length	316 AA.
Sequence status	Complete.
Protein existence	Inferred from homology.

General annotation (Comments)

Function	Catalyzes the phosphorylation of the position 2 hydroxy group of 4-diphosphocytidyl-2C-methyl-D-erythritol By similarity. HAMAP MF_00061
Catalytic activity	ATP + 4-(cytidine 5'-diphospho)-2-C-methyl-D-erythritol = ADP + 2-phospho-4-(cytidine 5'-diphospho)-2-C-methyl-D-erythritol. HAMAP MF_00061
Pathway	Isoprenoid biosynthesis; isopentenyl diphosphate biosynthesis via DXP pathway; isopentenyl diphosphate from 1-deoxy-D-xylulose 5-phosphate: step 3/6. HAMAP MF_00061
Sequence similarities	Belongs to the GHMP kinase family. IspE subfamily.

Ontologies

Keywords
Biological process	Isoprene biosynthesis
Ligand	ATP-binding Nucleotide-binding
Molecular function	Kinase Transferase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	phosphorylation Inferred from electronic annotation. Source: InterPro terpenoid biosynthetic process Inferred from electronic annotation. Source: HAMAP
Molecular function	4-(cytidine 5'-diphospho)-2-C-methyl-D-erythritol kinase activity Inferred from electronic annotation. Source: HAMAP ATP binding Inferred from electronic annotation. Source: HAMAP
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 316	316	4-diphosphocytidyl-2-C-methyl-D-erythritol kinase HAMAP MF_00061		PRO_0000189190
Regions
	Nucleotide binding	126 – 136	11	ATP Potential
Sites
	Active site	32	1	By similarity
	Active site	168	1	By similarity

Sequences

	Sequence		Length	Mass (Da)
	Q8G6I4-1 [UniParc]. Last modified March 1, 2003. Version 1. Checksum: AEF623697DB7875B	FASTA	316	33,286
	10 20 30 40 50 60 MSPVISHPRS AAARHQSDEL SPITITVDCP AKTNLTLEVG PAHDEWGGRH ELDTIYCAIG 70 80 90 100 110 120 VYDTVTATAK QPGAGFSLEL EGAYLGDLAS SRSDMRRNHA VLALFAMAQA AEREPDVALT 130 140 150 160 170 180 ITKRIPVGAG LGGGSADAAA TMLAVNRLWE LNWPIERLRT IAATLGADMP FCLTGGLAYG 190 200 210 220 230 240 TGFGERITDI APGSRDELAL IEQGFSGEVL VGAYQSQLST PEVYHTFDIV GAAEGDRNHL 250 260 270 280 290 300 QAAAISLHPR SGQAIDAATQ AGASHAFVSG SGPSVVAFAA DEAAAQRIIE VWRDTAVVDR 310 IIRAKSPEHP NISVRQ

References

[1]

"The genome sequence of Bifidobacterium longum reflects its adaptation to the human gastrointestinal tract." Schell M.A., Karmirantzou M., Snel B., Vilanova D., Berger B., Pessi G., Zwahlen M.-C., Desiere F., Bork P., Delley M., Pridmore R.D., Arigoni F. Proc. Natl. Acad. Sci. U.S.A. 99:14422-14427(2002) [PubMed: 12381787] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: NCC 2705.

Cross-references

Sequence databases
EMBL GenBank DDBJ	AE014295 Genomic DNA. Translation: AAN24478.1.
RefSeq	NP_695842.1.
3D structure databases
SMR	Q8G6I4. Positions 25-294.
ModBase	Search...
Genome annotation databases
GeneID	1023299.
GenomeReviews	Gene locus BL0656 in contig AE014295_GR.
KEGG	blo:BL0656.
NMPDR	fig|206672.1.peg.609.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	HBG734593.
OMA	GYHDLES.
Enzyme and pathway databases
BioCyc	BLON206672:BL0656-MONOMER.
BRENDA	2.7.1.148. 39917.
Family and domain databases
HAMAP	MF_00061. IspE. [Tree]
InterPro	IPR006204. GHMP_kinase. IPR013750. GHMP_kinase_C. IPR004424. IspE. IPR020568. Ribosomal_S5_D2-typ_fold. IPR014721. Ribosomal_S5_D2-typ_fold_subgr. [Graphical view]
Gene3D	G3DSA:3.30.230.10. Ribosomal_S5_D2-type_fold. 1 hit.
PANTHER	PTHR20861:SF2. IspE. 1 hit.
Pfam	PF08544. GHMP_kinases_C. 1 hit. PF00288. GHMP_kinases_N. 1 hit. [Graphical view]
PIRSF	PIRSF010376. IspE. 1 hit.
ProtoNet	Search...

Entry information

Entry name

ISPE_BIFLO

Accession

Primary (citable) accession number: Q8G6I4

Entry history

Integrated into UniProtKB/Swiss-Prot:	March 25, 2003
Last sequence update:	March 1, 2003
Last modified:	January 19, 2010
This is version 42 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

HAMAP (High-quality Automated and Manual Annotation of microbial Proteomes)