Q9CFG8 (XYLB_LACLA) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Xylulose kinase
Short name=Xylulokinase
EC=2.7.1.17

Gene names

Name:	xylB
Ordered Locus Names:	LL1508
ORF Names:	L0231

Organism

Lactococcus lactis subsp. lactis (strain IL1403) (Streptococcus lactis) [Reference proteome] [HAMAP]

Taxonomic identifier

272623 [NCBI]

Taxonomic lineage

cellular organisms › Bacteria › Firmicutes › Bacilli › Lactobacillales › Streptococcaceae › Lactococcus › Lactococcus lactis › Lactococcus lactis subsp. lactis

Protein attributes

Sequence length	501 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Catalytic activity	ATP + D-xylulose = ADP + D-xylulose 5-phosphate.
Sequence similarities	Belongs to the FGGY kinase family.

Ontologies

Keywords
Biological process	Carbohydrate metabolism Xylose metabolism
Ligand	ATP-binding Nucleotide-binding
Molecular function	Kinase Transferase
Technical term	Complete proteome Reference proteome
Gene Ontology (GO)
Biological_process	D-xylose metabolic process Inferred from electronic annotation. Source: UniProtKB-KW xylulose metabolic process Inferred from electronic annotation. Source: InterPro
Molecular_function	ATP binding Inferred from electronic annotation. Source: UniProtKB-KW xylulokinase activity Inferred from electronic annotation. Source: EC
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 501	501	Xylulose kinase		PRO_0000059553

Sequences

	Sequence		Length	Mass (Da)
	Q9CFG8 [UniParc]. Last modified June 1, 2001. Version 1. Checksum: 0FBAB1370D3F64D8	FASTA	501	55,814
	10 20 30 40 50 60 MTYVLGIDLG TSSLKGILMD EVGNLITTKS AEYQIDTPKQ GYSEQRPEYW IVALESVLTG 70 80 90 100 110 120 LSVEISDFGQ QLAGISFSGQ MHSLVVLDDN NKPVYPAILW NDVRTSKQCQ EITDRLGQRL 130 140 150 160 170 180 LEITKNIALE GFTLPKILWL QENEPEVWSR VKKIMLPKDY LSLWLTGNIY TEFSDAAGTL 190 200 210 220 230 240 LLDIEKKQWS EEITDAFNID RRILPELIES TDRTGFVKAE IAERYKLTNE VKVFAGGADN 250 260 270 280 290 300 AAAALGVGLI NEEVGLISMG TSGVVSAYEP KIADYKGKLH FFNHTVPGAC YSMGVTLAAG 310 320 330 340 350 360 NSLNWYKETF GKGLSFNELL SEVYTVSPGS EGLLFTPYIV GERTPHFDSK IRGSFIGISA 370 380 390 400 410 420 HHEQKHFSRA VLEGITFSLR DSKDIMEKTK NKKFKRLISV GGGAQNPDIM QMQADIFNSE 430 440 450 460 470 480 MIRLTVEQGP GLGACMIAAF GCGLFDSLEA VTKAFVHYKE ASFIPNPKNV ARYEQIYQIW 490 500 KQVYKNTSEI SHQLVEFNDE G

References

[1]

"The complete genome sequence of the lactic acid bacterium Lactococcus lactis ssp. lactis IL1403." Bolotin A., Wincker P., Mauger S., Jaillon O., Malarme K., Weissenbach J., Ehrlich S.D., Sorokin A. Genome Res. 11:731-753(2001) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: IL1403.

Cross-references

Sequence databases
EMBL GenBank DDBJ	AE005176 Genomic DNA. Translation: AAK05606.1.
PIR	D86813.
RefSeq	NP_267664.1. NC_002662.1.
3D structure databases
ProteinModelPortal	Q9CFG8.
ModBase	Search...
Protein-protein interaction databases
STRING	272623.L0231.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
EnsemblBacteria	AAK05606; AAK05606; L0231.
GeneID	1115165.
KEGG	lla:L0231.
PATRIC	22295422. VBILacLac136773_1618.
Phylogenomic databases
eggNOG	COG1070.
HOGENOM	HOG000222138.
KO	K00854.
OMA	GYSEQRP.
ProtClustDB	CLSK2300427.
Enzyme and pathway databases
BioCyc	LLAC272623:GHSH-1605-MONOMER.
Family and domain databases
InterPro	IPR018485. Carb_kinase_FGGY_C. IPR018483. Carb_kinase_FGGY_CS. IPR018484. Carb_kinase_FGGY_N. IPR006000. Xylulokinase. [Graphical view]
Pfam	PF02782. FGGY_C. 1 hit. PF00370. FGGY_N. 1 hit. [Graphical view]
TIGRFAMs	TIGR01312. XylB. 1 hit.
PROSITE	PS00933. FGGY_KINASES_1. 1 hit. PS00445. FGGY_KINASES_2. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

XYLB_LACLA

Accession

Primary (citable) accession number: Q9CFG8

Entry history

Integrated into UniProtKB/Swiss-Prot:	August 14, 2001
Last sequence update:	June 1, 2001
Last modified:	May 29, 2013
This is version 66 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program