(under subclass 303) Peptides containing at least half the amino acid residues in sequence of the polypeptide with the structure: [figure]
(1) Note. Physical Properties. Number of Residues: 39. Molecular Weight: 4541
(2) Note. Physiological properties. Pituitary hormone which stimulates release of adrenal cortical steroids and induces growth of adrenal cortex. Sequence 1-13 is equivalent to alpha melanotropin.