>1X0G_1|Chains A, B, C, D|IscA|Thermosynechococcus elongatus (197221) MVELTPAAIQELERLQTHGVRRGQAAILRIQVQPSECGDWRYDLALVAEPKPTDLLTQSQGWTIAIAAEAAELLRGLRVDYIEDLMGGAFRFHNPNASQTCGCGMAFRVSRS