>1STR_1|Chains A[auth B], B[auth D]|STREPTAVIDIN|Streptomyces avidinii (1895)
AEAGITGTWYNQLGSTFIVTAGADGALTGTYESAVGNAESRYVLTGRYDSAPATDGSGTALGWTVAWKNNYRNAHSATTWSGQYVGGAEARINTQWLLTSGTTEANAWKSTLVGHDTFTKVKP
>1STR_2|Chains C[auth M], D[auth P]|AC-CHPQNT-NH2|
XCHPQNTX