>2c39X (X:) observed residues (from ATOM records)
erpklilddgkrtdgrkpdelrsikielgvlknadgsaifemgntkaiaavygpkemhpr
hlslpdravlrvryhmtpfstderknpapsrreielskvirealesavlvelfprtaidv
fteilqadagsrlvslmaaslaladagipmrdliagvavgdgviildlnetedmwgeadm
piammpslnqvtlfqlngsmtpdefrqafdlavkginiiynlerealkskyvefkeegv