>4I3I_1|Chain A|Photoactive yellow protein|Halorhodospira halophila (1053) MEHVAFGSEDIENTLAKMDDGQLDGLAFGAIQLDGDGNILQYNAAQGDITGRDPKQVIGKNFFKDVAPCTDSPEFYGKFKEGVASGNLNTMFEYTFDYQMTPTKVKVHMKKALSGDSYWVFVKRV