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psbA6

Gene
psbA6
Protein
Photosystem II protein D1 4
Organism
Anabaena variabilis (strain ATCC 29413 / PCC 7937)
Length
356 amino acids
Function
Photosystem II (PSII) is a light-driven water:plastoquinone oxidoreductase that uses light energy to abstract electrons from H(2)O, generating O(2) and a proton gradient subsequently used for ATP formation. It consists of a core antenna complex that captures photons, and an electron transfer chain that converts photonic excitation into a charge separation. The D1/D2 (PsbA/PsbA) reaction center heterodimer binds P680, the primary electron donor of PSII as well as several subsequent electron acceptors.
Similarity
Belongs to the reaction center PufL/M/PsbA/D family.
Mass
38.955 kDa
Sequence
MSTIVQRQKEFNFFDLWDSFCAWITSTENRIYIGWFGVLSIPTLLAATTCFVLAFIAAPSVDMDGIREPIMGSLMDGNNLITAAVVPTSAAIGLHFYPIWEAASMDEWLYNGGPYQLIVLHFLIGIWCLLGRFWELSYRLGMRPWIAVAYSAPVIAATSVLLVYPIGQGSFSDGLPLGIAGTFHFMLAFQGDHNILMHPFHMLGVAGVFGGALLSSLHGSLVASTLIRNTDENESINGGYKLGQQQVTYKYLAGHNSFLGRLLIPTFASRNHRAFHFLLAALPTIGIWFAAMGVCSMAFNLNGLNFNHSILDSRGNVIRSDADILNRANIGLSVMHAPNVHNFPLVLSSGQPIPVS