Chains and heterogens:
PDB Chain Sequences:
>6hh6A (A:) gsspdkkwlgtpieemrrmprcgirlpllrpsanhtvtirvdllragevpkpfpthykdl wdnkhvkmpcseqnlypvedengertagsrweliqtallnkftrpqnlkdailkynvays kkwdftalidfwdkvleeaeaqhlyqsilpdmvkialclpnictqpipllaaamnhsitm sqeqiasllanaffctfprrnakmkseyssypdinfnrlfegrssrkpeklktlfcyfrr vtaaaptglvtftrqsledfpewercekpltrlhvtyegtieengqgmlqvdfanrfvgg gvtsaglvqeeirflinpeliisrlftevldhnecliitgteqyseytgyaetyrwsrsh edgserddwqrrcteivaidalhfrryldqfvpekmrrelnkaycgflrpgvssenlsav atgnwgcgafggdarlkaliqilaaaaaerdvvyftfgdselmrdiysmhiflterkltv gdvyklllryyneecrncstpgpdiklypfiyhavescaetadhsgqrtgt
>6hh6A (A:) dkkwlgtpieemrrmprcgirlpllrpsanhtvtirvdllragevpkpfpthykdlwdnk hvkmpcseqnlypvagsrweliqtallnkftrpqnlkdailkynvayskkwdftalidfw dkvleeaeaqhlyqsilpdmvkialclpnictqpipllaaamnhsitmsqeqiasllana ffctfprrnakmkseyssypdinfnrlfegrssrkpeklktlfcyfrrvtaaaptglvtf trqsledfpewercekpltrlhvtyegtieengqgmlqvdfanrfvgggvtsaglvqeei rflinpeliisrlftevldhnecliitgteqyseytgyaetyrwsrshedgserddwqrr cteivaidalhfrryldqfvpekmrrelnkaycgflrpgvssenlsavatgnwgcgafgg darlkaliqilaaaaaerdvvyftfgdselmrdiysmhiflterkltvgdvyklllryyn eecrncstpgpdiklypfiyhavesc