1. Gene
  2. PHKA1 - phosphorylase kinase regulatory subunit alpha 1 Gene

PHKA1 - phosphorylase kinase regulatory subunit alpha 1 Gene

Homo sapiens

Also known as PHKA

Gene ID: 5255 | Gene type: protein coding

About PHKA1

Cytogenetic location: Xq13.1 Genomic coordinates (GRCh38): X:72,578,814-72,714,306 (from NCBI)

This gene has 5 transcripts (splice variants), 221 orthologues, 2 paralogues and is associated with 2 phenotypes. Ubiquitous expression in adrenal (RPKM 5.8), thyroid (RPKM 4.1) and 24 other tissues.

Summary

Phosphorylase kinase is a polymer of 16 subunits, four each of alpha, beta, gamma and delta. The alpha subunit includes the skeletal muscle and hepatic isoforms, and the skeletal muscle isoform is encoded by this gene. The beta subunit is the same in both the muscle and hepatic isoforms, and encoded by one gene. The gamma subunit also includes the skeletal muscle and hepatic isoforms, which are encoded by two different genes. The delta subunit is a Calmodulin and can be encoded by three different genes. The gamma subunits contain the active site of the Enzyme, whereas the alpha and beta subunits have regulatory functions controlled by phosphorylation. The delta subunit mediates the dependence of the Enzyme on calcium concentration. Mutations in this gene cause glycogen storage disease type 9D, also known as X-linked muscle glycogenosis. Alternatively spliced transcript variants encoding different isoforms have been identified in this gene. A pseudogene has been found on chromosome 1.[provided by RefSeq, Feb 2010]

PHKA1 Products(3)

mRNA Protein Name
NM_001122670.2 NP_001116142.1 phosphorylase b kinase regulatory subunit alpha, skeletal muscle isoform isoform 2
NM_001172436.2 NP_001165907.1 phosphorylase b kinase regulatory subunit alpha, skeletal muscle isoform isoform 3
NM_002637.4 NP_002628.2 phosphorylase b kinase regulatory subunit alpha, skeletal muscle isoform isoform 1
Gene Ontology
  • Molecular Function
  • Biological Process
Molecular Function GO Annotation Evidence Reference Source
enables protein binding IPI
IPI: Inferred from physical interaction
32296183 GOA
Biological Process GO Annotation Evidence Reference Source
involved in positive regulation of glycogen catabolic process IMP
IMP: Inferred from mutant phenotype
33799212 GOA
EXP: Inferred from Experiment IDA: Inferred from direct assay IPI: Inferred from physical interaction IMP: Inferred from mutant phenotype IGI: Inferred from genetic interaction IEP: Inferred from expression pattern

PHKA1 Protein Structure

Glyco_hydro_15

Glyco_hydro_15: Glycosyl hydrolases family 15 (8 - 922)

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  • 1223 a.a.
Protein Preferred Names Protein Names

phosphorylase b kinase regulatory subunit alpha, skeletal muscle isoform

phosphorylase kinase alpha M subunit

Related Diseases

Diseases Alias
Glycogen Storage Disease Ixd

GSD9D

Gsd Ixd

Muscle Phosphorylase Kinase Deficiency

Muscle Glycogenosis

Glycogen Storage Disease Due To Muscle Phosphorylase Kinase Deficiency

Glycogen Storage Disease Type 9d

Glycogen Storage Disease Type 9e

Glycogen Storage Disease Type Ixd

Glycogen Storage Disease Type Ixe

Glycogenosis Due To Muscle Phosphorylase Kinase Deficiency

Glycogenosis Type 9d

Glycogenosis Type 9e

Glycogenosis Type Ixd

Glycogenosis Type Ixe

Gsd Due To Muscle Phosphorylase Kinase Deficiency

Gsd Type 9d

Gsd Type 9e

Gsd Type Ixd

Gsd Type Ixe

Muscle Glycogenosis, X-Linked

X-Linked Muscke Glycogenosis

Glycogen Storage Disease 9d

X-Linked Muscle Glycogenosis

Storage Disease, Glycogen, Type Ixd

Glycogen Storage Disease

Glycogenosis

Glycogenoses

Gsd

Storage Disease, Glycogen

Gsd - [Glycogen Storage Disease]

Glycogen Thesaurismosis

Diffuse Glycogenosis

Generalised Glycogen Storage Disease

Generalised Glycogenosis

Generalised Glycogen Storage Disease Of Infants

Glycogen Synthase Deficiency

Glycogen Storage Disease Viii

Glycogen Storage Disease Type Viii

Glycogenosis Type Viii

Glycogen Storage Disease 8

Hepatic Glycogen Phosphorylase Kinase Deficiency

Glycogenosis Type 8

Hepatic Phosphorylase Kinase Deficiency

Pykl

Phosphorylase Kinase Deficiency Of Liver

Glycogen Storage Disease, Type Ix

Glycogen Storage Disease Ix
Phosphorylase Kinase Deficiency

Glycogen Storage Disease Type Ix

Gsdix

Phk Deficiency

Phosphorylase B Kinase Deficiency

Gsd Ix

Glycogen Storage Disease, Type Ix

Deficiency Of Phosphorylase Kinase

Glycogen Storage Disease Ixb

GSD9B

Gsd Ixb

Phosphorylase Kinase Deficiency Of Liver And Muscle, Autosomal Recessive

Glycogen Storage Disease Type 9b

Glycogen Storage Disease Type Ixb

Glycogenosis Due To Liver And Muscle Phosphorylase Kinase Deficiency

Glycogenosis Type 9b

Glycogenosis Type Ixb

Gsd Due To Liver And Muscle Phosphorylase Kinase Deficiency

Gsd Type 9b

Gsd Type Ixb

Glycogenosis Of Liver And Muscle, Autosomal Recessive

Glycogen Storage Disease Due To Liver And Muscle Phosphorylase Kinase Deficiency

Glycogen Storage Disease 9b

Gsd-Ixb

Phosphorylase Kinase Deficiency Of Liver And Muscle

Storage Disease, Glycogen, Type Ixb

Myoglobinuria
Glycogen Storage Disease Ixa

Glycogen Storage Disease Type 9a

Glycogen Storage Disease Type Ixa

Glycogenosis Type 9a

Glycogenosis Type Ixa

Gsd Type 9a

Gsd Type Ixa

Gsd9a

Glycogen Storage Disease V

Mcardle Disease

Myophosphorylase Deficiency

Glycogen Storage Disease Type V

Muscle Glycogen Phosphorylase Deficiency

Pygm Deficiency

Gsd V

Glycogen Storage Disease, Type V

Glycogenosis Type V

Glycogen Storage Disease Type 5

GSD5

Pygmy

Mcardle'S Disease

Mcardle Type Glycogen Storage Disease

Gsd Type V

Pygmy, African

Gsdv

Gsd 5

Glycogenosis 5

Mcardle Syndrome

Muscle Phosphorylase Deficiency

Glycogen Storage Disease Due To Muscle Glycogen Phosphorylase Deficiency

Gsd Due To Muscle Glycogen Phosphorylase Deficiency

Gsd Type 5

Glycogenosis Due To Muscle Glycogen Phosphorylase Deficiency

Glycogenosis Type 5

Glycogen Storage Disease 5

Gsd-V

Mcardles Disease

Storage Disease, Glycogen, Type V

Glycogen Storage Disease Iii

Glycogen Storage Disease Type Iii

Forbes Disease

Cori Disease

Glycogen Storage Disease Iiia

Amylo-1,6-Glucosidase Deficiency

Glycogen Storage Disease Iiib

Limit Dextrinosis

GSD3

Agl Deficiency

Glycogen Debrancher Deficiency

Gde Deficiency

Glycogen Storage Disease Iiic

Debrancher Deficiency

Glycogen Storage Disease Type 3

Glycogenosis Type Iii

Glycogen Storage Disease Iiid

Amylo 1,6 Glucosidase Deficiency

Deficiency Of Debranching Enzyme

Deficiency Of Dextrin

Glycogen Storage Disease, Type Iii

Glycogen Debranching Enzyme Deficiency

Cori'S Disease

Gsd Iii

Glycogen Storage Disease Due To Glycogen Debranching Enzyme Deficiency

Cori-Forbes Disease

Gsd Due To Glycogen Debranching Enzyme Deficiency

Gsd Type 3

Gsdiii

Glycogenosis Due To Glycogen Debranching Enzyme Deficiency

Glycogenosis Type 3

Glycogen Storage Disease 3

Glycogen Debranching Enzyme Deficiency

Gsd-Iii

Gsd Iiia

Gsd Iiib

Gsd Iiic

Gsd Iiid

Storage Disease, Glycogen, Type Iii

Glycogen Storage Disease Ia

Von Gierke Disease

Glycogen Storage Disease Type I

Glycogen Storage Disease I

Hepatorenal Form Of Glycogen Storage Disease

Hepatorenal Glycogenosis

Glucose-6-Phosphatase Deficiency

Glycogen Storage Disease, Type I

Glycogen Storage Disease Due To Glucose-6-Phosphatase Deficiency Type Ia

GSD1A

Gsd1

Von Gierke'S Disease

Glycogen Storage Disease Type 1a

Glycogen Storage Disease 1a

Glucose-6-Phosphate Transport Defect

Gsd Ia

Deficiency Of Glucose-6-Phosphatase

Glycogenosis Type I

Glucose-6-Phosphatase Deficiency Glycogen Storage Disease

Glycogenosis Type 1

Glucose-6-Phosphate Deficiency

Gsd I

Gsd Type I

G6p Deficiency Type 1a

Gsd Due To G6p Deficiency Type 1a

Gsd Due To G6p Deficiency Type Ia

Gsd Type 1a

Gsdia

Glycogen Storage Disease Due To G6p Deficiency Type Ia

Glycogenosis Due To Glucose-6-Phosphatase Deficiency Type 1a

Glycogenosis Due To Glucose-6-Phosphatase Deficiency Type Ia

Glycogenosis Type Ia

Gsd-Ia

Storage Disease, Glycogen, Type 1a

Glycogen Storage Disease Type Ia

Myopathy

Muscular Diseases

Myopathies

Diseases Alias
Waldenstroem'S Macroglobulinemia

Waldenstroem'S Macroglobulinemia

Waldenstroem'S Macroglobulinemia

Macroglobulinemia Of Waldenstrom

Lymphoplasmacytic Lymphoma With Igm Gammopathy

Lymphoplasmacytic Lymphoma

Waldenstroem'S Macroglobulinemia

Waldenstroem'S Macroglobulinemia

Macroglobulinemia Of Waldenstrom

Lymphoplasmacytic Lymphoma With Igm Gammopathy

Lymphoplasmacytic Lymphoma

Orthologs Information

Species Symbol Source ID
Bos taurus PHKA1 VGNC VGNC:32830
Macaca mulatta PHKA1 VGNC VGNC:75977
Rattus norvegicus PHKA1 RGD RGD:621522
Felis catus PHKA1 VGNC VGNC:68825
Mus musculus PHKA1 MGD MGI:97576
Canis familiaris PHKA1 VGNC VGNC:44496