Gene Gene information from NCBI Gene database.
Entrez ID 23203
Gene name Peptidase, mitochondrial processing subunit alpha
Gene symbol PMPCA
Synonyms (NCBI Gene)
Alpha-MPPCLA1CPD3INPP5EMAS2P-55SCAR2
Chromosome 9
Chromosome location 9q34.3
Summary The protein encoded by this gene is found in the mitochondrion, where it represents the alpha subunit of a proteolytic heterodimer. This heterodimer is responsible for cleaving the transit peptide from nuclear-encoded mitochondrial proteins. Defects in th
SNPs SNP information provided by dbSNP.
7
SNP ID Visualize variation Clinical significance Consequence
rs143813417 G>T Conflicting-interpretations-of-pathogenicity 5 prime UTR variant, intron variant, genic upstream transcript variant, missense variant, upstream transcript variant, coding sequence variant
rs573267388 G>A,T Pathogenic Missense variant, coding sequence variant
rs746549806 G>A Pathogenic Missense variant, coding sequence variant
rs753611141 G>A,T Pathogenic Coding sequence variant, missense variant
rs768643552 G>A,C Pathogenic Coding sequence variant, missense variant
miRNA miRNA information provided by mirtarbase database.
432
miRTarBase ID miRNA Experiments Reference
MIRT028878 hsa-miR-26b-5p Microarray 19088304
MIRT051702 hsa-let-7e-5p CLASH 23622248
MIRT038065 hsa-miR-423-5p CLASH 23622248
MIRT722291 hsa-miR-1226-3p HITS-CLIP 19536157
MIRT722290 hsa-miR-4768-3p HITS-CLIP 19536157
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
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GO ID Ontology Definition Evidence Reference
GO:0004222 Function Metalloendopeptidase activity IEA
GO:0005515 Function Protein binding IPI 30021884, 32296183, 33961781
GO:0005615 Component Extracellular space HDA 22664934
GO:0005739 Component Mitochondrion HTP 34800366
GO:0005739 Component Mitochondrion IBA
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
613036 18667 ENSG00000165688
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
Q10713
Protein name Mitochondrial-processing peptidase subunit alpha (Alpha-MPP) (Inactive zinc metalloprotease alpha) (P-55)
Protein function Substrate recognition and binding subunit of the essential mitochondrial processing protease (MPP), which cleaves the mitochondrial sequence off newly imported precursors proteins.
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF00675 Peptidase_M16 77 227 Insulinase (Peptidase family M16) Family
PF05193 Peptidase_M16_C 232 431 Peptidase M16 inactive domain Domain
Tissue specificity TISSUE SPECIFICITY: Ubiquitously expressed with highest expression in fetal tissues and adult brain, cerebellum and cerebellar vermis. {ECO:0000269|PubMed:25808372}.
Sequence
Sequence length 525
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  Reactome
    Processing of SMDT1
Associated diseases Disease associations from ClinVar categorized as Causal (Pathogenic/Likely Pathogenic) or Unknown.
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Causal Diseases associated with Pathogenic or Likely Pathogenic variants in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession
Autosomal recessive spinocerebellar ataxia 2 Pathogenic; Likely pathogenic rs753895120, rs753611141, rs869025292, rs869025293, rs534750502, rs1057519454, rs573267388 RCV001663395
RCV000207168
RCV000207255
RCV000207072
RCV003314475
RCV000416418
RCV000416433
Unknown Diseases with uncertain, conflicting, or no pathogenic evidence in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession
Cerebellar ataxia Uncertain significance rs2131591617 RCV001726717
Familial cancer of breast Benign rs4604565 RCV005925186
Malignant tumor of esophagus Uncertain significance rs781266365 RCV005932205
PMPCA-related disorder Conflicting classifications of pathogenicity; Likely benign; Benign rs150776126, rs760602848, rs149055087, rs756126685, rs141168279, rs138731842, rs146286285 RCV003963227
RCV003956220
RCV003926299
RCV003961795
RCV003948329
RCV003958257
RCV003960379
Associations from Text MiningDisease associations identified through Pubtator
Disease Name Relationship Type References
Ataxia Associate 36233161
Cerebellar Ataxia Associate 25808372
Cerebellar Diseases Associate 36233161
COVID 19 Associate 37643521
Epileptic Encephalopathy Early Infantile 3 Associate 35803560
Friedreich Ataxia Associate 25808372
Leukodystrophy Metachromatic Associate 35803560
Leukoencephalopathies Associate 35803560
Malformations of Cortical Development Associate 36233161
Mitochondrial Diseases Associate 35885985