>3cj4B (B:) observed residues (from ATOM records)
hhmsytwtgalitpcaaeesklpinalsnsllrhhnmvyattsrsaglrqkkvtfdrlqv
lddhyrdvlkemkakastvkakllsveeackltpphsakskfgygakdvrnlsskavnhi
hsvwkdlledtvtpidttimaknevfcvqrkparlivfpdlgvrvcekmalydvvstlpq
vvmgssygfqyspgqrveflvntwkskknpmgfsydtrcfdstvtendirveesiyqccd
lapearqaikslterlyiggpltnskgqncgyrrcrasgvlttscgntltcylkasaacr
aaklqdctmlvngddlvvicesagtqedaaslrvfteamtrysappgdppqpeydlelit
scssnvsvahdasgkrvyyltrdpttplaraawetarhtpvnswlgniimyaptlwarmi
lmthffsillaqeqlekaldcqiygacysiepldlpqiierlhglsafslhsyspgeinr
vasclrklgvpplrvwrhrarsvrarllsqggraatcgkylfnwavktklkltpipaasr
ldlsgwfvagysggdiyh