>1iv3B (B:) SEQRES residues
mrigygedshrleegrplylcgllipspvgalahsdgdaamhaltdallsayglgdigll
fpdtdprwrgersevflreamrlveargakllqaslvltldrpklgphrkalvdslsrlm
rlpqdrigltfktseglapshvqaravvlldg