>1VWN_1|Chain A[auth B]|STREPTAVIDIN|Streptomyces avidinii (1895) AEAGITGTWYNQLGSTFIVTAGADGALTGTYESAVGNAESRYVLTGRYDSAPATDGSGTALGWTVAWKNNYRNAHSATTWSGQYVGGAEARINTQWLLTSGTTEANAWKSTLVGHDTFTKVKP >1VWN_2|Chain B[auth P]|PEPTIDE LIGAND CONTAINING HPQ| XCHPQFCX