Chains and heterogens:
PDB Chain Sequences:
>1kmhA (A:) kvvntgtvlqvgdgiarihgldevmagelvefeegtigialnlesnnvgvvlmgdglmiq egssvkatgriaqipvseaylgrvinalakpidgrgeitasesrliespapgimsrrsvy eplqtgliaidamipvgrgqreliigdrqtgktavatdtilnqqgqnvicvyvaigqkas svaqvvtnfqergameytivvaetadspatlqylapytgaalaeyfmyrerhtliiyddl skqaqayrqmslllrrppgreaypgdvfylhsrlleraaklssllgegsmtalpivetqa gdvsayiptnvisitdgqiflsadlfnagirpainvgisvsrvgsaaqikamkkvagklk lelaqfaeleafaqfasdldkatqnqlargqrlrellkqpqsapltveeqvmtiytgtng yldsleldqvrkylvelrtyvktnkpefqeiisstktfteeaeallkeaiqeqmerf
>1kmhB (B:) nlgriaqiigpvlnvafppgkmpniynalivkgrdtagqpmnvtcevqqllgnnrvrava msatdgltrgmevidtgaplsvpvggptlgrifnvlgepvdnlrpvdtrttspihrsapa ftqldtklsifetgikvvnllapyrrggkiglfggagvgktvlimelinniakahggvsv fggvgertregndlymemkesgvineqniaeskvalvygqmneppgarmrvgltaltmae yfrdvneqdvllfidnifrfvqagsevsallgrmpsavgyqptlstemgslqeritstke gsitsiqavyvpaddltdpapattfahldattvlsrglaakgiypavdpldststmlqpr ivgeehyeiaqrvketlqrykelqdiiailgldelseedrltvararkierflsqpffva evftgspgkyvglaetirgfqlilsgeldslpeqafylvgnideata