>1szhB (B:) SEQRES residues
gssstltkelikdaaekcctrnrqeccieimkfgtpircgydrdpklpgyvykclqnvlf
akepkkkinlddsvccsvfgndqedsgrrcenrcknlmtspsidaatrldsikscslldn
vlykcfekcrslrkdgikievlqfeeyceatfiqkrtfrgv