Gene Information
Gene NameHM13
OrganismHomo sapiens (Human)
Gene Length377
Protein NamesMinor histocompatibility antigen H13 (EC 3.4.23.-) (Intramembrane protease 1) (IMP-1) (IMPAS-1) (hIMP1) (Presenilin-like protein 3) (Signal peptide peptidase)
Target Nameminor histocompatibility antigen h13
Target TypeNA
Gene Age>4290 ( ENSG00000101294 )
Evolutionary StageEukaryota
AlphaFoldDBQ8TCT9
Gene CardHM13
Uniprot IDQ8TCT9
PfamPF04258
In ASDno
Allosteric Predictionno (-0.479955874)
Ortholog in AnimalsDog_ HM13 ( ortholog_one2one )
GuineaPig_ HM13 ( ortholog_one2one )
Macaque_ HM13 ( ortholog_one2one )
Mouse_ H13 ( ortholog_one2one )
Pig_ HM13 ( ortholog_one2one )
Rat_ Hm13 ( ortholog_one2one )
Rabbit_ HM13 ( ortholog_one2one )
OhnologsNA
ParalogsSPPL2B, SPPL3, SPPL2C, SPPL2A
TissueNA
Tissue SpecificityWidely expressed with highest levels in kidney, liver, placenta, lung, leukocytes and small intestine and reduced expression in heart and skeletal muscle. Expressed abundantly in the CNS with highest levels in thalamus and medulla. {ECO:0000269|PubMed:12139484, ECO:0000269|PubMed:12972007}.
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB NA 
DBSNP rs1044419 
Subcellular location [CC]Endoplasmic reticulum membrane {ECO:0000269|PubMed:15998642};
Multi-pass membrane protein {ECO:0000305}. Membrane {ECO:0000269|PubMed:12077416, ECO:0000269|PubMed:15385547};
Multi-pass membrane protein {ECO:0000305};
Lumenal side {ECO:0000269|PubMed:12077416, ECO:0000269|PubMed:15385547}.;
[Isoform 4]: Cell membrane {ECO:0000250|UniProtKB:Q9D8V0};
Multi-pass membrane protein {ECO:0000250|UniProtKB:Q9D8V0}.
Mouse PG classificationNA
click here to return to the previous page