>1sr4C (C:) SEQRES residues
esnpdpttypdvelsppprislrslltaqpvkndhydshnylsthwelidykgkeyeklr
dggtlvqfkvvgaakcfaflgkgttdckdtdhtvfnliptntgaflikdallgfcitshd
fddlklepcggsvsgrtfslayqwgilppfgpskilippvrrnqgs