>1CQ4_2|Chain B|PROTEIN (SERINE PROTEINASE INHIBITOR 2)|Hordeum vulgare (4513) EYRIDRVRLFVDKLDNIAQVPRVG >1CQ4_1|Chain A|PROTEIN (SERINE PROTEINASE INHIBITOR 2)|Hordeum vulgare (4513) MKTEWPELVGKSVEEAKKVILQDKPEAQIIVLPVGTIVTMGQQQQGM