Chains and heterogens:
PDB Chain Sequences:
>4rd6A (A:) mawpkvqpevnigvvghvdhgkttlvqaitgiwtskhseelkrgmtiklgyaetnigvce sckkpeayvtepsckscgsddepkflrrisfidapghevlmatmlsgaalmdgailvvaa nepfpqpqtrehfvalgiigvknliivqnkvdvvskeealsqyrqikqftkgtwaenvpi ipvsalhkinidsliegieeyiktpyrdlsqkpvmlvirsfdvnkpgtqfnelkggvigg siiqglfkvdqeikvlpglrvekqgkvsyepiftkissirfgdeefkeakpgglvaigty ldpsltkadnllgsiitladaevpvlwnirikynllervvgakemlkvdpiraketlmls vgssttlgivtsvkkdeievelrrpvavwsnnirtvisrqiagrwrmigwglvei
>4rd6A (A:) awpkvqpevnigvvghvdhgkttlvqaitgiwtskhsklgyaetnigvcesckkpeayvt epsckscgsddepkflrrisfidapghevlmatmlsgaalmdgailvvaanepfpqpqtr ehfvalgiigvknliivqnkvdvvskeealsqyrqikqftkgtwaenvpiipvsalhkin idsliegieeyiktpyrdlsqkpvmlvirsfdvnkpgtqfnelkggviggsiiqglfkvd qeikvlpglrvekqgkvsyepiftkissirfgdeefkeakpgglvaigtyldpsltkadn llgsiitladaevpvlwnirikynllervvgakemlkvdpiraketlmlsvgssttlgiv tsvkkdeievelrrpvavwsnnirtvisrqiagrwrmigwglvei