>3l2gN (N:) observed residues (from ATOM records)
fvknrvghskpwesgkfkaadnfpdlskhnnvmasqltkelyekywdkvtpngvtfdkci
qtgvdnpgnkfygkktgcvfgdeysyecykeffdkcieeihhfkpsdkhpapdldhnklv
ggvfedkyvkscrircgrsvkgvclppamsraerrlvekvvsdalgglkgdlagkyyplt
tmnekdqeqliedhflfekptgallttsgcardwpdgrgiwhnneknflvwineedhirv
ismqkggdlkavfsrfarglleverlmkecghglmhndrlgyictcptnmgtvvrasvhl
rlaflekhprfdemlgklrlgkrgtggesslatdstydisnwarlgkserelvqvlvdgv
nlliacdkkleagqsiddmipk