>tr|A0A8C2JGN2|A0A8C2JGN2_CYPCA Immunoglobulin kappa constant OS=Cyprinus carpio RTVAAPSVFIFPPSDEQLKSGTASVVCLLNNFYPREAKVQWKVDNALQSGNSQESVTEQD SKDSTYSLSSTLTLSKADYEKHKVYACEVTHQGLSSPVTKSFNRGEC