>4bx5_C mol:protein length:138 STREPTAVIDIN
AEAGITGTWYAQLGDTFIVTAGADGALTGTYEAAVGDDDGDDDGDDDGAESRYVLTGRYDSAPATDGSGTALGWTVAWKNNYRNAHSATTWSGQYVGGAEARINTQWLLTSGTTEANAWKSTLVGHDTFTKVKPSAAS