Chains and heterogens:
PDB Chain Sequences:
>4rd0A (A:) mawpkvqpevnigvvghvahgkttlvqaitgiwtskhseelkrgmtiklgyaetnigvce sckkpeayvtepsckscgsddepkflrrisfidapghevlmatmlsgaalmdgailvvaa nepfpqpqtrehfvalgiigvknliivqnkvdvvskeealsqyrqikqftkgtwaenvpi ipvsalhkinidsliegieeyiktpyrdlsqkpvmlvirsfdvnkpgtqfnelkggvigg siiqglfkvdqeikvlpglrvekqgkvsyepiftkissirfgdeefkeakpgglvaigty ldpsltkadnllgsiitladaevpvlwnirikynllervvgakemlkvdpiraketlmls vgssttlgivtsvkkdeievelrrpvavwsnnirtvisrqiagrwrmigwglvei
>4rd0A (A:) awpkvqpevnigvvghvahgkttlvqaitgiwtskhseelkrgmtiklgyaetnigvces ckkpeayvtepsckscgsddepkflrrisfidapghevlmatmlsgaalmdgailvvaan epfpqpqtrehfvalgiigvknliivqnkvdvvskeealsqyrqikqftkgtwaenvpii pvsalhkinidsliegieeyiktpyrdlsqkpvmlvirsfdvnkpgtqfnelkggviggs iiqglfkvdqeikvlpglrvekqgkvsyepiftkissirfgdeefkeakpgglvaigtyl dpsltkadnllgsiitladaevpvlwnirikynllervvgakemlkvdpiraketlmlsv gssttlgivtsvkkdeievelrrpvavwsnnirtvisrqiagrwrmigwglvei