Chains and heterogens:
PDB Chain Sequences:
>2zh9A (A:) mkveeilekalelvipdeeevrkgreaeeelrrrldelgveyvfvgsyarntwlkgslei dvfllfpeefskeelrergleigkavldsyeiryaehpyvhgvvkgvevdvvpcyklkep kniksavdrtpfhhkwlegrikgkenevrllkgflkangiygaeykvrgfsgylcelliv fygsfletvknarrwtrrtvidvakgevrkgeeffvvdpvdekrnvaanlsldnlarfvh lcrefmeapslgffkpkhpleieperlrkiveergtavfavkfrkpdivddnlypqlera srkifeflerenfmplrsafkaseefcyllfecqikeisrvfrrmgpqfedernvkkfls rnrafrpfiengrwwafemrkfttpeegvrsyasthwhtlgknvgesireyfeiisgekl fkepvtaelcemmgvkd