>2a63_A mol:protein length:66 Regulatory protein cro MEQRITLKDYAMRFGQTKTAKDLGVQQSAINKWIHAGRKIFLTINADGSVYAEEVKPDP SNKKTTA >2a63_A mol:protein length:66 Regulatory protein cro MEQRITLKDYAMRFGQTKTAKDLGVQQSAINKWIHAGRKIFLTINADGSVYAEEVKPDP SNKKTTA