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P0DB40 (LACG_STRP3) Reviewed, UniProtKB/Swiss-Prot

Last modified May 14, 2014. Version 23. Feed History...

Clusters with 100%, 90%, 50% identity | Documents (3) | Third-party data text xml rdf/xml gff fasta
to top of pageNames·Attributes·General annotation·Ontologies·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize order

Names and origin

Protein namesRecommended 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:SpyM3_1653
OrganismStreptococcus pyogenes serotype M3 (strain ATCC BAA-595 / MGAS315) [Complete proteome] [HAMAP]
Taxonomic identifier198466 [NCBI]
Taxonomic lineageBacteriaFirmicutesBacilliLactobacillalesStreptococcaceaeStreptococcus

Protein attributes

Sequence length468 AA.
Sequence statusComplete.
Protein existenceInferred from homology

General annotation (Comments)

Catalytic activity

A 6-phospho-beta-D-galactoside + H2O = 6-phospho-D-galactose + an alcohol. HAMAP-Rule MF_01574

Pathway

Carbohydrate metabolism; lactose degradation; D-galactose 6-phosphate and beta-D-glucose from lactose 6-phosphate: step 1/1. HAMAP-Rule MF_01574

Sequence similarities

Belongs to the glycosyl hydrolase 1 family.

Ontologies

Keywords
   Molecular functionGlycosidase
Hydrolase
   Technical termComplete proteome
Gene Ontology (GO)
   Biological_processlactose catabolic process via tagatose-6-phosphate

Inferred from electronic annotation. Source: InterPro

   Molecular_function6-phospho-beta-galactosidase activity

Inferred from electronic annotation. Source: UniProtKB-HAMAP

Complete GO annotation...

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Chain1 – 4684686-phospho-beta-galactosidase HAMAP-Rule MF_01574
PRO_0000260740

Sites

Active site1601Proton donor By similarity
Active site3751Nucleophile By similarity

Sequences

Sequence LengthMass (Da)Tools
P0DB40 [UniParc].

Last modified July 27, 2011. Version 1.
Checksum: 511359DDE5476CEE

FASTA46853,874
        10         20         30         40         50         60 
MTKTLPKDFI FGGATAAYQA EGATHTDGKG PVAWDKYLED NYWYTAEPAS DFYNRYPVDL 

        70         80         90        100        110        120 
KLSEEFGVNG IRISIAWSRI FPTGKGEVNP KGVEYYHNLF AECHKRHVEP FVTLHHFDTP 

       130        140        150        160        170        180 
EALHSDGDFL NRENIEHFVN YAEFCFKEFS EVNYWTTFNE IGPIGDGQYL VGKFPPGIQY 

       190        200        210        220        230        240 
DLAKVFQSHH NMMVSHARAV KLFKDSGYSG EIGVVHALPT KYPFDANNPD DVRAAELEDI 

       250        260        270        280        290        300 
IHNKFILDAT YLGKYSDKTM EGVNHILEVN GGELDLREED FAALDAAKDL NDFLGINYYM 

       310        320        330        340        350        360 
SDWMQAFDGE TEIIHNGKGE KGSSKYQIKG VGRRKAPVDV PKTDWDWIIF PQGLYDQIMR 

       370        380        390        400        410        420 
VKADYPNYKK IYITENGLGY KDEFVDNTVY DDGRIDYVKK HLEVISDAIS DGVNVKGYFM 

       430        440        450        460 
WSLMDVFSWS NGYEKRYGLF YVDFETQERY PKKSAYWYKK VAETQVIE 

« Hide

References

[1]"Genome sequence of a serotype M3 strain of group A Streptococcus: phage-encoded toxins, the high-virulence phenotype, and clone emergence."
Beres S.B., Sylva G.L., Barbian K.D., Lei B., Hoff J.S., Mammarella N.D., Liu M.-Y., Smoot J.C., Porcella S.F., Parkins L.D., Campbell D.S., Smith T.M., McCormick J.K., Leung D.Y.M., Schlievert P.M., Musser J.M.
Proc. Natl. Acad. Sci. U.S.A. 99:10078-10083(2002) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
Strain: ATCC BAA-595 / MGAS315.

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
AE014074 Genomic DNA. Translation: AAM80260.1.
RefSeqNP_665457.1. NC_004070.1.

3D structure databases

ProteinModelPortalP0DB40.
SMRP0DB40. Positions 1-468.
ModBaseSearch...
MobiDBSearch...

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Genome annotation databases

EnsemblBacteriaAAM80260; AAM80260; SpyM3_1653.
GeneID1009968.
KEGGspg:SpyM3_1653.

Organism-specific databases

CMRSearch...

Phylogenomic databases

HOGENOMHOG000088632.
KOK01220.
OMAIGRREAP.
OrthoDBEOG60658J.

Enzyme and pathway databases

BioCycSPYO198466:GJDL-1735-MONOMER.
UniPathwayUPA00542; UER00605.

Family and domain databases

Gene3D3.20.20.80. 1 hit.
HAMAPMF_01574. LacG.
InterProIPR005928. 6P-beta-galactosidase.
IPR001360. Glyco_hydro_1.
IPR018120. Glyco_hydro_1_AS.
IPR013781. Glyco_hydro_catalytic_dom.
IPR017853. Glycoside_hydrolase_SF.
[Graphical view]
PANTHERPTHR10353. PTHR10353. 1 hit.
PfamPF00232. Glyco_hydro_1. 1 hit.
[Graphical view]
PRINTSPR00131. GLHYDRLASE1.
SUPFAMSSF51445. SSF51445. 1 hit.
TIGRFAMsTIGR01233. lacG. 1 hit.
PROSITEPS00572. GLYCOSYL_HYDROL_F1_1. 1 hit.
PS00653. GLYCOSYL_HYDROL_F1_2. 1 hit.
[Graphical view]
ProtoNetSearch...

Entry information

Entry nameLACG_STRP3
AccessionPrimary (citable) accession number: P0DB40
Secondary accession number(s): Q79W99, Q8K5V1
Entry history
Integrated into UniProtKB/Swiss-Prot: July 27, 2011
Last sequence update: July 27, 2011
Last modified: May 14, 2014
This is version 23 of the entry and version 1 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Relevant documents

SIMILARITY comments

Index of protein domains and families

PATHWAY comments

Index of metabolic and biosynthesis pathways

Glycosyl hydrolases

Classification of glycosyl hydrolase families and list of entries