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