>3k84B (B:) observed residues (from ATOM records)
tgrqkargaatrarqkqrasletmdkavqrfrlqnpdldsealltlpllqlvqklqsgel
speavfftylgkawevnkgtncvtsyltdcetqlsqaprqgllygvpvslkecfsykghd
stlglslnegmpsesdcvvvqvlklqgavpfvhtnvpqsmfsydcsnplfgqtmnpwkss
kspggssggegaligsggsplglgtdiggsirfpsafcgicglkptgnrlsksglkgcvy
gqtavqlslgpmardveslalclkallcehlftldptvpplpfreevyrssrplrvgyye
tdnytmpspamrralietkqrleaaghtlipflpnnipyalevlstgglfsdggrsflqn
fkgdfvdpclgdlililrlpswfkrllslllkplfprlaaflnnmrprsaeklwklqhei
emyrqsviaqwkamnldvlltpmlgpaldlntpgratgavsytmlyncldfpagvvpvtt
vtaeddaqmelykgyfgdiwdiilkkamknsvglpvavqcvalpwqeelclrfmreveql
mtp