abstract |
(57) [Problem] To provide a novel human nurse cell receptor gene. SOLUTION: A polypeptide comprising an amino acid sequence from Met at position 1 to Leu at position 866 of SEQ ID NO: 21 or an amino acid sequence in which one or several amino acids have been substituted, deleted, inserted or added in the amino acid sequence Including And a polypeptide that is a human nurse cell receptor. |