>2csc_ (-) observed residues (from ATOM records)
asstnlkdvlaalipkeqariktfrqqhggtalgqitvdmsyggmrgmkglvyetsvldp
degirfrgfsipecqkllpkggggeplpeglfwllvtgqiptgaqvswlskewakraalp
shvvtmldnfptnlhpmsqlsaaitalnsesnfarayaegilrtkywemvyesamdliak
lpcvaakiyrnlyragssigaidskldwshnftnmlgytdaqftelmrlyltihsdhegg
nvsahtshlvgsalsdpylsfaaamnglagplhglanqevlgwlaqlqkaagadaslrdy
iwntlnsgrvvpgyghavlrktdprytcqrefalkhlpgdpmfklvaqlykivpnvlleq
gaaanpwpnvdahsgvllqyygmtemnyytvlfgvsralgvlaqliwsralgfplerpks
mstdglial