>1SWS_1|Chains A, B, C, D|PROTEIN (STREPTAVIDIN)|Streptomyces avidinii (1895) AEAGITGTWYNQLGSTFIVTAGADGALTGTYESAVGNAESRYVLTGRYDSAPATDGSGTALGWTVAWKNNYRNAHSATTWSGQYVGGAEARINTQWLLTSGTTEANAWKSTLVGHATFTKVKPSAAS