>2igsB (B:) observed residues (from ATOM records)
aeiniyqnpgqslaniykgfarqcnpgfvfpeaqtieawdiplrlhpefipggdiskadq
qystllaqeiangvtigfrmvnekervcnveilplltsmaqnldrikarfgsgyldrfkg
spnvyptdvgfstdasggisqesgllvsygvnlrtltpgtwqamtlpedikalvgpgvgl
rldapnfsdvfntiksglryttavtlllayfaai