Gene Information
Gene NamePSAP
OrganismHomo sapiens (Human)
Gene Length248
Protein NamesPulmonary surfactant-associated protein A2 (PSP-A) (PSPA) (SP-A) (SP-A2) (35 kDa pulmonary surfactant-associated protein) (Alveolar proteinosis protein) (Collectin-5)
Target Nameproactivator polypeptide
Target TypeNA
Gene Age544 ( ENSG00000197746 )
Evolutionary StageEukaryota
AlphaFoldDBQ8IWL1
Gene CardSFTPA2
Uniprot IDQ8IWL1
PfamPF00059
In ASDno
Allosteric Predictionyes (1.333198911)
Ortholog in AnimalsAlpaca_ PSAP ( ortholog_one2one )
Dog_ PSAP ( ortholog_one2one )
GuineaPig_ PSAP ( ortholog_one2one )
Macaque_ PSAP ( ortholog_one2one )
Mouse_ Psap ( ortholog_one2one )
Pig_ PSAP ( ortholog_one2one )
Rat_ Psap ( ortholog_one2one )
Rabbit_ PSAP ( ortholog_one2one )
OhnologsNA
ParalogsPSAPL1, SFTPB
TissueNA
Tissue SpecificityNA
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB NA 
DBSNP rs1059046  rs72659394  rs192907309  rs17886395  rs121917738  rs1965708  rs121917737 
Subcellular location [CC]Secreted {ECO:0000269|PubMed:26792177, ECO:0000269|PubMed:32855221}. Secreted, extracellular space, extracellular matrix. Secreted, extracellular space, surface film.
Mouse PG classificationNA
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