>5SGA_2|Chain B[auth P]|TETRAPEPTIDE ACE-PRO-ALA-PRO-TYR| XPAPY >5SGA_1|Chain A[auth E]|PROTEINASE A (SGPA)|Streptomyces griseus (1911) IAGGEAITTGGSRCSLGFNVSVNGVAHALTAGHCTNISASWSIGTRTGTSFPNNDYGIIRHSNPAAADGRVYLYNGSYQDITTAGNAFVGQAVQRSGSTTGLRSGSVTGLNATVNYGSSGIVYGMIQTNVCAQPGDSGGSLFAGSTALGLTSGGSGNCRTGGTTFYQPVTEALSAYGATVL