>4umjB (B:) observed residues (from ATOM records)
smiaayqarcqarvdaaldalfvapreelqrlyeamrysvmnggkrvrpllayaacealg
gapqradaaacavelihayslvhddlpamddddlrrgqptthrafdeatailaadglqal
afevladtrrnpqehavclemltrlaraagsagmvggqaidlgsvgvaldqaalevmhrh
ktgalieasvrlgalasgraepaslaaleryaeaiglafqvqddildvptypallgleaa
kgyalelrdlalaaldgfppsadplrqlaryiv