Peptide sequence: PAAALRPPGK RPPPPTAAEP PAKAVKAPGA KKPKAIRKLH FEDEVTTSPV Sequence homology: Cow: 100%; Dog: 100%; Horse: 79%; Human: 100%; Mouse: 100%; Pig: 100%; Rabbit: 79%; Rat: 79%; Zebrafish: 93%. IA-1, also known as INSM1, is an essential five zinc