iPTMnet Report for Q9P0X4 (CACNA1I)


Protein Information

Cytoscape View


UniProt AC / UniProt ID Q9P0X4 / CAC1I_HUMAN
Protein Name Voltage-dependent T-type calcium channel subunit alpha-1I
Gene Name Name: CACNA1I
Synonyms:KIAA1120;
Organism Homo sapiens (Human)

PRO ID PR:Q9P0X4
DAG View
PRO Name voltage-dependent T-type calcium channel subunit alpha-1I (human)
Definition A voltage-dependent T-type calcium channel subunit alpha-1I that is encoded in the genome of human.
Short Label hCACNA1I
Category organism-gene

Interactive Sequence View

Select/align proteoforms across species


Q9P0X4 (CACNA1I) as Substrate



Site PTM Type PTM Enzyme Score Source PMID
S789 Phosphorylation PhosphoSitePlus
S881 Phosphorylation PhosphoSitePlus
S882 Phosphorylation PhosphoSitePlus
S883 Phosphorylation PhosphoSitePlus
S953 Phosphorylation PhosphoSitePlus
S956 Phosphorylation PhosphoSitePlus
S981 O-Glycosylation GlyGen 35254053
S986 O-Glycosylation GlyGen 35254053
S1873 Phosphorylation PhosphoSitePlus
T2031 Phosphorylation PhosphoSitePlus
S2039 Phosphorylation PhosphoSitePlus
S2041 Phosphorylation PhosphoSitePlus
S2088 Phosphorylation PhosphoSitePlus


Proteoform PPIs

Protein 1 Relation Protein 2 Source PMID
PR:Q8NEC5-1 (hCATSPER1/iso:1) Interaction PR:Q9P0X4 (hCACNA1I) PRO 16740636
PR:Q96P56-1 (hCATSPER2/iso:1) Interaction PR:Q9P0X4 (hCACNA1I) PRO 16740636


PTM sites affected in variants

Site Variant Source PMID Disease [Sample source]
S881 N881 Biomuta DOID:10534 / stomach cancer [ cosmic, icgc ]
S883 F883 Biomuta DOID:4159 / skin cancer [ cosmic, icgc ]
S981 R981 Biomuta DOID:1324 / lung cancer [ icgc ] DOID:2531 / hematologic cancer [ cosmic ]
S2041 N2041 Biomuta DOID:3571 / liver cancer [ cosmic ]