Reviewed, UniProtKB/Swiss-Prot A6U3R9 (LACG_STAA2)

Names and origin

Protein names

Recommended name:
    6-phospho-beta-galactosidase
    EC=3.2.1.85
Alternative name(s):
    Beta-D-phosphogalactoside galactohydrolase
      Short name=PGALase
    P-beta-Gal
      Short name=PBG

Gene names

Name:	lacG
Ordered Locus Names:	SaurJH1_2259

Organism

Staphylococcus aureus (strain JH1) [Complete proteome] [HAMAP]

Taxonomic identifier

359787 [NCBI]

Taxonomic lineage

Bacteria › Firmicutes › Bacillales › Staphylococcus

Protein attributes

Sequence length	470 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
Protein existence	Inferred from homology.

General annotation (Comments)

Catalytic activity	A 6-phospho-beta-D-galactoside + H(2)O = 6-phospho-D-galactose + an alcohol.
Pathway	Carbohydrate metabolism; lactose degradation; D-galactose 6-phosphate and beta-D-glucose from lactose 6-phosphate: step 1/1.
Sequence similarities	Belongs to the glycosyl hydrolase 1 family.

Ontologies

Keywords
Molecular function	Glycosidase Hydrolase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	lactose catabolic process via tagatose-6-phosphate Inferred from electronic annotation. Source: InterPro
Molecular function	6-phospho-beta-galactosidase activity Inferred from electronic annotation. Source: EC cation binding Inferred from electronic annotation. Source: InterPro galactosidase activity 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 – 470	470	6-phospho-beta-galactosidase		PRO_1000087879
Sites
	Active site	160	1	Proton donor By similarity
	Active site	375	1	Nucleophile By similarity

Sequences

	Sequence		Length	Mass (Da)
	A6U3R9-1 [UniParc]. Last modified August 21, 2007. Version 1. Checksum: 9A5C8E295AB8DF2F	FASTA	470	54,565
	10 20 30 40 50 60 MTKTLPEDFI FGGATAAYQA EGATNTDGKG RVAWDTYLEE NYWYTAEPAS DFYNRYPVDL 70 80 90 100 110 120 ELSEKFGVNG IRISIAWSRI FPNGYGEVNP KGVEYYHKLF AECHKRHVEP FVTLHHFDTP 130 140 150 160 170 180 EVLHKDGDFL NRKTIDYFVD YAEYCFKEFP EVKYWTTFNE IGPIGDGQYL VGKFPPGIKY 190 200 210 220 230 240 DFEKVFQSHH NMMVAHARAV KLFKDGGYQG EIGVVHALPT KYPFDPSNPE DVRAAELEDI 250 260 270 280 290 300 IHNKFILDAT YLGKYSRETM EGVQHILSVN GGKLNITDED YAILDAAKDL NDFLGINYYM 310 320 330 340 350 360 SDWMRGYDGE SEITHNATGD KGGSKYQLKG VGQREFDVDV PRTDWDWMIY PQGLYDQIMR 370 380 390 400 410 420 VVKDYPNYHK IYITENGLGY KDEFIESEKT VHDDARIDYV RQHLNVIADA IKDGANVKGY 430 440 450 460 470 FIWSLMDVFS WSNGYEKRYG LFYVDFETQE RYPKKSAYWY KELAETKEIK

References

[1]

"Complete sequence of chromosome of Staphylococcus aureus subsp. aureus JH1." Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina del Rio T., Hammon N., Israni S., Dalin E., Tice H., Pitluck S., Chain P., Malfatti S., Shin M., Vergez L., Schmutz J., Larimer F., Land M. , Hauser L., Kyrpides N., Ivanova N., Tomasz A., Richardson P. Submitted (JUN-2007) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBLGenBankDDBJ	CP000736 Genomic DNA. Translation: ABR53087.1.
RefSeq	YP_001317374.1.
3D structure databases
ModBase	Search...
Genome annotation databases
GeneID	5315591.
GenomeReviews	Gene locus SaurJH1_2259 in contig CP000736_GR.
KEGG	sah:SaurJH1_2259.
Organism-specific databases
CMR	Search...
Family and domain databases
HAMAP	MF_01574. [Tree]
InterPro	IPR001360. Glyco_hydro_1. IPR013781. Glyco_hydro_sub_cat. IPR005928. LacG. [Graphical view]
Gene3D	G3DSA:3.20.20.80. Glyco_hydro_cat. 1 hit.
PANTHER	PTHR10353. Glyco_hydro_1. 1 hit.
Pfam	PF00232. Glyco_hydro_1. 1 hit. [Graphical view]
PRINTS	PR00131. GLHYDRLASE1.
TIGRFAMs	TIGR01233. lacG. 1 hit.
PROSITE	PS00572. GLYCOSYL_HYDROL_F1_1. 1 hit. PS00653. GLYCOSYL_HYDROL_F1_2. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

LACG_STAA2

Accession

Primary (citable) accession number: A6U3R9

Entry history

Integrated into UniProtKB/Swiss-Prot:	May 20, 2008
Last sequence update:	August 21, 2007
Last modified:	November 25, 2008
This is version 14 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)