>4mk9B (B:) observed residues (from ATOM records)
hmsytwtgalitpcaaeesklpinalsnsllrhhnmvyattsrsaglrqkkvtfdrlqvl
ddhyrdvlkemkakastvkakllsveeackltpphsakskfgygakdvrnlsskavnhih
svwkdlledtvtpidttimaknevfcvqrkparlivfpdlgvrvcekmalydvvstlpqv
vmgssygfqyspgqrveflvntwkskknpmgfsydtrcfdstvtendirveesiyqccdl
apearqaikslterlyiggpltnskgqncgyrrcrasgvlttscgntltcylkasaacra
aklqdctmlvngddlvvicesagtqedaaslrvfteamtrysappgdppqpeydlelits
cssnvsvahdasgkrvyyltrdpttplaraawetarhtpvnswlgniimyaptlwarmil
mthffsillaqeqlekaldcqiygacysiepldlpqiierlhglsafslhsyspgeinrv
asclrklgvpplrvwrhrarsvrarllsqggraatcgkylfnwavktklkltpipaasrl
dlsgwfvagysggdiyh