>1xizA (A:) SEQRES residues namqdihfrrhyvrhlpkevsqndiikalasplindgmvvsdfadhvitreqnfptglpv epvgvaiphtdhkyvrqnaisvgilaepvnfedmggepdpvpvrvvfmlalgesnkqlnv lgwimdviqdedfmqqllvmnddeiyqsiytrisergev