>4k0rA (A:) observed residues (from ATOM records)
vnavhwfrkglrlhdnpalkeciqgadtircvyildpvginrwrfllqcledldanlrkl
nsrlfvirgqpadvfprlfkewnitklsieydsepfgkerdaaikklateagvevivris
htlydldkiielnggqppltykrfqtlvskmeplempcmtplsddhdekygvpsleelgf
dtlssavwpggetealtrlerhlerkawvanferprsllasptglspylrfgclscrlfy
fkltdlykkvkknsspplslygqllwreffytaatnnprfdkmegnpicvqipwdknpea
lakwaegrtgfpwidaimtqlrqegwihhlarhavacfltrgdlwisweegmkvfeelll
dadwsinagswmwlscssffqqffhcycpvgfgrrtdpngdyirrylpvlrgfpakyiyd
pwnapegiqkvakcligvnypkpmvnhaeasrlniermkqiyq