>1NBX_1|Chains A, B, C, D|Streptavidin|Streptomyces avidinii (1895)
AEAGITGTWYNQLGSTFIVTAGADGALTGTAESAVGNAESRYVLTGRYDSAPATDGSGTALGWTVAWKNNYRNAHSATTWSGQYVGGAEARINTQWLLTSGTTEANAWKSTLVGHDTFTKVKPSAAS