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PINK1

Gene
PINK1
Protein
Serine/threonine-protein kinase PINK1, mitochondrial
Organism
Homo sapiens
Length
581 amino acids
Function
Protects against mitochondrial dysfunction during cellular stress by phosphorylating mitochondrial proteins. Involved in the clearance of damaged mitochondria via selective autophagy (mitophagy) by mediating activation and translocation of PRKN (PubMed:14607334, PubMed:15087508, PubMed:19229105, PubMed:19966284, PubMed:20404107, PubMed:20798600, PubMed:23620051, PubMed:23754282, PubMed:23933751, PubMed:24660806, PubMed:24751536, PubMed:24784582, PubMed:24896179, PubMed:25527291). Targets PRKN to dysfunctional depolarized mitochondria through the phosphorylation of MFN2 (PubMed:23620051). Activates PRKN in 2 steps: (1) by mediating phosphorylation at 'Ser-65' of PRKN and (2) mediating phosphorylation of ubiquitin, converting PRKN to its fully-active form (PubMed:24660806, PubMed:24751536, PubMed:24784582, PubMed:25527291). Required for ubiquinone reduction by mitochondrial complex I by mediating phosphorylation of complex I subunit NDUFA10 (By similarity).
Similarity
Belongs to the protein kinase superfamily. Ser/Thr protein kinase family.
Mass
62.769 kDa
Sequence
MAVRQALGRGLQLGRALLLRFTGKPGRAYGLGRPGPAAGCVRGERPGWAAGPGAEPRRVGLGLPNRLRFFRQSVAGLAARLQRQFVVRAWGCAGPCGRAVFLAFGLGLGLIEEKQAESRRAVSACQEIQAIFTQKSKPGPDPLDTRRLQGFRLEEYLIGQSIGKGCSAAVYEATMPTLPQNLEVTKSTGLLPGRGPGTSAPGEGQERAPGAPAFPLAIKMMWNISAGSSSEAILNTMSQELVPASRVALAGEYGAVTYRKSKRGPKQLAPHPNIIRVLRAFTSSVPLLPGALVDYPDVLPSRLHPEGLGHGRTLFLVMKNYPCTLRQYLCVNTPSPRLAAMMLLQLLEGVDHLVQQGIAHRDLKSDNILVELDPDGCPWLVIADFGCCLADESIGLQLPFSSWYVDRGGNGCLMAPEVSTARPGPRAVIDYSKADAWAVGAIAYEIFGLVNPFYGQGKAHLESRSYQEAQLPALPESVPPDVRQLVRALLQREASKRPSARVAANVLHLSLWGEHILALKNLKLDKMVGWLLQQSAATLLANRLTEKCCVETKMKMLFLANLECETLCQAALLLCSWRAAL

Gene
Pink1
Protein
Serine/threonine-protein kinase PINK1, mitochondrial
Organism
Mus musculus
Length
580 amino acids
Function
Protects against mitochondrial dysfunction during cellular stress by phosphorylating mitochondrial proteins (PubMed:24652937). Involved in the clearance of damaged mitochondria via selective autophagy (mitophagy) by mediating activation and translocation of PRKN (PubMed:24784582). Targets PRKN to dysfunctional depolarized mitochondria through the phosphorylation of MFN2 (By similarity). Activates PRKN in 2 steps: (1) by mediating phosphorylation at 'Ser-65' of PRKN and (2) mediating phosphorylation of ubiquitin, converting PRKN to its fully-active form (PubMed:24784582). Required for ubiquinone reduction by mitochondrial complex I by mediating phosphorylation of complex I subunit NDUFA10 (PubMed:24652937).
Similarity
Belongs to the protein kinase superfamily. Ser/Thr protein kinase family.
Mass
63.181 kDa
Sequence
MAVRQALGRGLQLGRALLLRFAPKPGPLFGWGKPGPAAAWGRGERPGQVVSPGAQPRPVGLPLPDRYRFFRQSVAGLAARIQRQFMVRARGGAGPCGRAVFLAFGLGLGLIEEKQAEGRRAASACQEIQAIFTQKTKRVSDPLDTRCWQGFRLEDYLIGQAIGKGCNAAVYEATMPTLPQHLEKAKHLGLIGKGPDVVLKGADGEQAPGTPTFPFAIKMMWNISAGSSSEAILSKMSQELVPASRVALAGEYGAVTYRRSRDGPKQLAPHPNIIRVFRAFTSSVPLLPGALADYPDMLPPHYYPEGLGHGRTLFLVMKNYPCTLRQYLEEQTPSSRLATMMTLQLLEGVDHLVQQGIAHRDLKSDNILVEWDSDGCPWLVISDFGCCLADQHVGLRLPFNSSSVERGGNGSLMAPEVSTAHSGPSAVIDYSKADTWAVGAIAYEIFGLANPFYGQGSAHLESRSYQEAQLPEMPESVPPEARRLVRSLLQREASKRPSARLAANVLHLSLWGEHLLALKNLKLDKMIAWLLQQSAATLLADRLREKSCVETKLQMLFLANLECEALCQAALLLSSWRAAP