>2igsF (F:) observed residues (from ATOM records)
aeiniyqnpgqslaniykgfarqcnpgfvfpeaqtieawdiplrlhpefipggdiskadq
qystllaqeiangvtigfrmvnekervcnveilplltsmaqnldrikarfgsgyldrfkg
spnvyptdvgfstdasggisqesgllvsygvnlrtltpgtwqamtlpedikalvgpgvgl
rldapnfsdvfntiksglryttavtlllayfaaig