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CPL2

Gene
CPL2
Protein
RNA polymerase II C-terminal domain phosphatase-like 2
Organism
Arabidopsis thaliana
Length
770 amino acids
Function
Processively dephosphorylates 'Ser-5' but not 'Ser-2' of the heptad repeats YSPTSPS in the C-terminal domain of the largest RNA polymerase II subunit (RPB1). This promotes the activity of RNA polymerase II. Together with CPL1, required for male gametes fertility. Multifunctional regulator that modulates plant growth, stress, and phytohormones responses. Positive transcription regulator of genes involved in high salinity resistance and auxin mediated signaling pathway.
Mass
85.953 kDa
Sequence
MNRLGHKSVVYHGDLRLGELDVNHVSSSHEFRFPNDEIRIHHLSPAGERCPPLAILQTIASFAVRCKLESSAPVKSQELMHLHAVCFHELKTAVVMLGDEEIHLVAMPSKEKKFPCFWCFSVPSGLYDSCLRMLNTRCLSIVFDLDETLIVANTMKSFEDRIEALKSWISREMDPVRINGMSAELKRYMDDRMLLKQYIDNDYAFDNGVLLKAQPEEVRPTSDGQEKVCRPVIRLPEKNTVLTRIKPEIRDTSVLVKLRPAWEELRSYLTAKTRKRFEVYVCTMAERDYALEMWRLLDPEAHLISLKELRDRIVCVKPDAKKSLLSVFNGGICHPKMAMVIDDRMKVWEDKDQPRVHVVSAYLPYYAPQAETALVVPHLCVARNVACNVRGYFFKEFDESLMSSISLVYYEDDVENLPPSPDVSNYVVIEDPGFASNGNINAPPINEGMCGGEVERRLNQAAAADHSTLPATSNAEQKPETPKPQIAVIPNNASTATAAALLPSHKPSLLGAPRRDGFTFSDGGRPLMMRPGVDIRNQNFNQPPILAKIPMQPPSSSMHSPGGWLVDDENRPSFPGRPSGLYPSQFPHGTPGSAPVGPFAHPSHLRSEEVAMDDDLKRQNPSRQTTEGGISQNHLVSNGREHHTDGGKSNGGQSHLFVSALQEIGRRCGSKVEFRTVISTNKELQFSVEVLFTGEKIGIGMAKTKKDAHQQAAENALRSLAEKYVAHVAPLARETEKGPENDNGFLWESSEDVSNKGLEEEAPKENISEL