>4rd2A (A:) observed residues (from ATOM records)
awpkvqpevnigvvghvdhgkttlvqaitgiwtskhseelkrgmtiklgyaetnigvces
ckkpeayvtepsckscgsddepkflrrisfidapgaevlmatmlsgaalmdgailvvaan
epfpqpqtrehfvalgiigvknliivqnkvdvvskeealsqyrqikqftkgtwaenvpii
pvsalhkinidsliegieeyiktpyrdlsqkpvmlvirsfdvnkpgtqfnelkggviggs
iiqglfkvdqeikvlpglrvekqgkvsyepiftkissirfgdeefkeakpgglvaigtyl
dpsltkadnllgsiitladaevpvlwnirikynllervvgakemlkvdpiraketlmlsv
gssttlgivtsvkkdeievelrrpvavwsnnirtvisrqiagrwrmigwglvei