Names & Taxonomy

Uniprot ID:
H0Y4Z6
Entry Name:
H0Y4Z6_HUMAN
Status:
unreviewed
Protein Names:
Alpha-1,4 glucan phosphorylase (EC 2.4.1.1) (Fragment)
Gene Names:
PYGB
Gene Names Primary:
PYGB
Organism:
Homo sapiens (Human)

Structure

Length:
245
Sequence:
XKHHHTVPPSVTPKALDRSPPCPEMFTRAAPGYHMAKLIIKLVTSIGDVVNHDPVVGDRLKVIFLENYRVSLAEKVIPAADLSQQISTAGTEASGTGNMKFMLNGALTIGTMDGANVEMAEEAGAENLFIFGLRVEDVEALDRKGYNAREYYDHLPELKQAVDQISSGFFSPKEPDCFKDIVNMLMHHDRFKVFADYEAYMQCQAQVDQLYRNPKEWTKKVIRNIACSGKFSSDRTITEYAREIW
Proteomes:
UP000005640

Function

Function:
Phosphorylase is an important allosteric enzyme in carbohydrate metabolism. Enzymes from different sources differ in their regulatory mechanisms and in their natural substrates. However, all known phosphorylases share catalytic and structural properties.
Catalytic Activity:
((1->4)-alpha-D-glucosyl)(n) + phosphate = ((1->4)-alpha-D-glucosyl)(n-1) + alpha-D-glucose 1-phosphate.
Cofactor:
COFACTOR: Name=pyridoxal 5'-phosphate; Xref=ChEBI:CHEBI:597326;
Gene Ontology Go:
glycogen phosphorylase activity
carbohydrate metabolic process
Gene Ontology Biological Process:
carbohydrate metabolic process
Gene Ontology Molecular Function:
glycogen phosphorylase activity
Keywords:
Carbohydrate metabolism
Complete proteome
Glycosyltransferase
Proteomics identification
Pyridoxal phosphate
Reference proteome
Transferase

Publication

PubMed ID:
11780052 21269460