>2Y31_1|Chains A, B|PUTATIVE REPRESSOR SIMREG2|STREPTOMYCES ANTIBIOTICUS (1890) MNENEPVSIWMHPEPAGRRSARSHRTLSRDQIVRAAVKVADTEGVEAASMRRVAAELGAGTMSLYYYVPTKEDLVELMVDEVIGETRLPDRPGPDWRAALTLAANEKRALWLRHPWLATAWRNGHPVWGPNSLRQQEFVLGTLGVFDLQVDELLSLIGLYNGYVESFVRNEVGWLEEARRTKVDMREWMRRSGPYAQQLVDSGEYPMFARVLAETVAPHMGPDQRFRSGLERLLDSIGASLDRLSPPGRSAASERPALALEHHHHHH