>4xfjB (B:) observed residues (from ATOM records)
servilaysggldtsvaiswigketgrevvavaidlgqggedmevvrqraldcgavesiv
idardefandycvpaiqsnalymdryplvsalsrplivkhlvkaarehggtivahgctgk
gndqvrfevgfaslapdlevlapvrdyawtrekaiafaeennipinvtkrspfsidqnvw
gravetgflehlwnaptkdvysytedptvnwstpdevivgfeqgvpvsidgrsvtplqai
eelnrrggeqgvgrldvvedrlvgiksreiyeapgamvlitahtelehvtlerelgrfkr
itdqkwgelvydglwfsplktalesfvaktqehvtgeirmvlhgghiavngrrspkslyd
fnlatydegdtfdqsaakgfvqihglsssisarrdlq