>6hdfB (B:) observed residues (from ATOM records)
mfkavlfdldgvitdtaeyhfrawkalaeeigingvdrqfneqlkgvsredslqkildla
dkkvsaeefkelakrkndnyvkmiqdvspadvypgilqllkdlrsnkikialasaskngp
fllermnltgyfdaiadpaevaaskpapdifiaaahavgvapsesiglensqagiqaikd
sgalpigvgrpedlgddivivpdtshytleflkevwlqk