>5trkA (A:) observed residues (from ATOM records)
smsytwtgalitpcvyattsrsaslrqkkvtfdrlqvlddhyrdvlkemkakastvkakl
lsveeackltpphsarskfgygakdvrnlsskavnhirsvwkdlledtetpidttimakn
evfcvqpekggrkparlivfpdlgvrvcekmalydvvstlpqavmgssygfqyspgqrve
flvnawkakkcpmgfaydtrcfdstvtendirveesiyqccdlapearqairslterlyi
ggpltnskgqncgyrrcrasgvlttscgntltcylkaaaacraaklqdctmlvcgddlvv
icesagtqedeaslrafteamtrysappgdppkpeydlelitscssnvsvahdasgkrvy
yltrdpttplaraawetarhtpvnswlgniimyaptlwarmilmthffsillaqeqleka
ldcqiygacysiepldlpqiiqrlhglsafslhsyspgeinrvasclrklgvpplrvwrh
rarsvrarllsqggraatcgkylfnwavrtklkltpipaasqldlsswfvagysggdiyh
slsrarprwfm