Chains and heterogens:
PDB Chain Sequences:
>2gc6A (A:) mnytetvayihsfprlaktgdhrriltllhalgnpqqqgryihvtgtngkgsaanaiahv leasgltvglytapfimrfnerimidhepipdaalvnavafvraalerlqqqqadfnvte fefitalgywyfrqrqvdvavievgiggdtdstnvitpvvsvltevaldhqkllghtita iakhkagiikrgipvvtgnlvpdaaavvaakvattgsqwlrfdrdfsvpkaklhgwgqrf tyedqdgrisdlevplvgdyqqrnmaiaiqtakvyakqtewpltpqnirqglaashwpar lekisdtplividgahnpdginglitalkqlfsqpitviagiladkdyaamadrltaafs tvylvpvpgtpralpeagyealhegrlkdswqealaaslndvpdqpivitgslylasavr qtllggks
>2gc6A (A:) mnytetvayihsfprladhrriltllhalgnpqqqgryihvtgtngkgsaanaiahvlea sgltvglytapfimrfnerimidhepipdaalvnavafvraalerlqqqqadfnvtefef italgywyfrqrqvdvavievgiggdtdstnvitpvvsvltevaldhqkllghtitaiak hkagiikrgipvvtgnlvpdaaavvaakvattgsqwlrfdrdfsvpkaklhgwgqrftye dqdgrisdlevplvgdyqqrnmaiaiqtakvyakqtewpltpqnirqglaashwparlek isdtplividgahnpdginglitalkqlfsqpitviagilyaamadrltaafstvylvpv pgtpralrlkdswqealaaslndvpdqpivitgslylasavrqtllg