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HAMAP rule MF_01574

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General rule information [?]

Accession MF_01574
Dates 2-NOV-2006 (Created)
1-JUN-2023 (Last updated, Version 17)
Name LacG
Scope(s) Bacteria
Bacillota
Fusobacteriota
Template(s) C7N8L9 (LACG_LEPBD); P11546 (LACG_LACLL); P11175 (LACG_STAAU); [ Recover all ]
Triggered by HAMAP; MF_01574 (Get profile general information and statistics)

Propagated annotation [?]

Identifier, protein and gene names [?]

Identifier LACG
Protein name RecName: Full=6-phospho-beta-galactosidase;
                 EC=3.2.1.85;
AltName: Full=Beta-D-phosphogalactoside galactohydrolase;
                 Short=PGALase;
AltName: Full=P-beta-Gal;
                 Short=PBG;
Gene name Name=lacG;

Comments [?]

CATALYTIC ACTIVITY Reaction=a 6-phospho-beta-D-galactoside + H2O = an alcohol + D- galactose 6-phosphate; Xref=Rhea:RHEA:24568, ChEBI:CHEBI:15377, ChEBI:CHEBI:30879, ChEBI:CHEBI:58534, ChEBI:CHEBI:91004; EC=3.2.1.85;
PATHWAYCarbohydrate metabolism; lactose degradation; D-galactose 6- phosphate and beta-D-glucose from lactose 6-phosphate: step 1/1.
SIMILARITYBelongs to the glycosyl hydrolase 1 family.

Keywords [?]


Gene Ontology [?]

GO:0033920; Molecular function:6-phospho-beta-galactosidase activity
GO:0005990; Biological process:lactose catabolic process

Cross-references [?]

PROSITE PS00572; GLYCOSYL_HYDROL_F1_1; 1;
PROSITE PS00653; GLYCOSYL_HYDROL_F1_2; 1;
Pfam PF00232; Glyco_hydro_1; 1;
PRINTS PR00131; GLHYDRLASE1; 1;
NCBIfam TIGR01233; LacG; 1;

Features [?]

From: LACG_LACLL (P11546)
Key From To Description Tag Condition FTGroup
ACT_SITE 160 160 /note="Proton donor" E
ACT_SITE 375 375 /note="Nucleophile" E
BINDING 19 19 /ligand="D-galactose 6-phosphate"
/ligand_id="ChEBI:CHEBI:91004"
Q
BINDING 116 116 /ligand="D-galactose 6-phosphate"
/ligand_id="ChEBI:CHEBI:91004"
H
BINDING 159 159 /ligand="D-galactose 6-phosphate"
/ligand_id="ChEBI:CHEBI:91004"
N
BINDING 160 160 /ligand="D-galactose 6-phosphate"
/ligand_id="ChEBI:CHEBI:91004"
E
BINDING 297 297 /ligand="D-galactose 6-phosphate"
/ligand_id="ChEBI:CHEBI:91004"
[ND]
BINDING 428 428 /ligand="D-galactose 6-phosphate"
/ligand_id="ChEBI:CHEBI:91004"
[ST]
BINDING 429 429 /ligand="D-galactose 6-phosphate"
/ligand_id="ChEBI:CHEBI:91004"
W
BINDING 435 435 /ligand="D-galactose 6-phosphate"
/ligand_id="ChEBI:CHEBI:91004"
K
BINDING 437 437 /ligand="D-galactose 6-phosphate"
/ligand_id="ChEBI:CHEBI:91004"
Y

Additional information [?]

Size range 468-474 amino acids
Related rules None
Fusion Nter: None Cter: None



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