>4j04B (B:) observed residues (from ATOM records)
smsytwtgalitpcaaeesklpinplsnsllrhhnmvyattsrsaslrqkkvtfdrlqvl
ddhyrdvlkemkakastvkakllsieeackltpphsakskfgygakdvrnlssravnhir
svwedlledtetpidttimaksevfcvgrkparlivfpdlgvrvcekmalydvvstlpqa
vmgssygfqyspkqrveflvntwkskkcpmgfsydtrcfdstvtesdirveesiyqccdl
apearqairslterlyiggpltnskgqncgyrrcrasgvlttscgntltcylkataacra
aklqdctmlvngddlvvicesagtqedaaalrafteamtrysappgdppqpeydlelits
cssnvsvahdasgkrvyyltrdpttplaraawetarhtpinswlgniimyaptlwarmil
mthffsillaqeqlekaldcqiygacysiepldlpqiierlhglsaftlhsyspgeinrv
asclrklgvpplrtwrhrarsvrakllsqggraatcgrylfnwavrtklkltpipaasql
dlsgwfvagysggdiyhs