Histidine ammonia-lyase

Histidine ammonia-lyase

protein
Name=histidine ammonia-lyase
caption=


width=
HGNCid=4806
Symbol=HAL
AltSymbols=HIS
EntrezGene=3034
OMIM=609457
RefSeq=NM_002108
UniProt=P42357
PDB=
ECnumber=4.3.1.3
Chromosome=12
Arm=q
Band=22
LocusSupplementaryData=-q24.1

Histidine ammonia-lyase (or histidase) is an enzyme which converts histidine into ammonia and urocanic acid.

Pathology

Mutations in the gene for histidase are associated with histidinemia and urocanic aciduria.

External links

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Look at other dictionaries:

  • histidine ammonia-lyase — his·ti·dine am·mo·nia ly·ase (hisґtĭ dēn ə moґne ə liґās) [EC 4.3.1.3] an enzyme of the lyase class that catalyzes the deamination of histidine to urocanate, the initial step of histidine catabolism. Deficiency of the… …   Medical dictionary

  • ammonia-lyase — am·mo·nia ly·ase (ə mōnґyə liґās) [EC 4.3.1] a sub subclass of enzymes of the lyase class that catalyze the formation of a C C bond in a molecule by liberation of ammonia, e.g., histidine ammonia lyase …   Medical dictionary

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