>1DF8_1|Chains A, B|PROTEIN (STREPTAVIDIN)|Streptomyces avidinii (1895) AEAGITGTWYNQLGSTFIVTAGADGALTGTYEAAVGNAESRYVLTGRYDSAPATDGSGTALGWTVAWKNNYRNAHSATTWSGQYVGGAEARINTQWLLTSGTTEANAWKSTLVGHDTFTKVKPSAAS