>1GSV_1|Chain A|PHOTOACTIVE YELLOW PROTEIN|ECTOTHIORHODOSPIRA HALOPHILA (1053) MEHVAFGSEDIENTLAKMDDGQLDGLAFGAIQLDGDGNILQYNAAESDITGRDPKQVIGKNFFKDVAPCTDSPEFYGKFKEGVASGNLNTMFEYTFDYQMTPTKVKVHMKKALSGDSYWVFVKRV