Chains and heterogens:
PDB Chain Sequences:
>1gvsA (A:) saeklftplkvgavtapnrvfmapltrlrsiepgdiptplmgeyyrqrasagliiseatq isaqakgyagapglhspeqiaawkkitagvhaedgriavqlwhtgrishssiqpggqapv sasalnantrtslrdengnairvdtttpraleldeipgivndfrqavanareagfdlvel hsahgyllhqflspssnqrtdqyggsvenrarlvlevvdavcnewsadrigirvspigtf qnvdngpneeadalylieelakrgiaylhmsetdlaggkpyseafrqkvrerfhgviiga gaytaekaedligkglidavafgrdyianpdlvarlqkkaelnpqrpesfygggaegytd ypsl
>1gvsA (A:) eklftplkvgavtapnrvfmapltrlrsiepgdiptplmgeyyrqrasagliiseatqis aqakgyagapglhspeqiaawkkitagvhaedgriavqlwhtgrishssiqpggqapvsa salnantrtslrdengnairvdtttpraleldeipgivndfrqavanareagfdlvelhs ahgyllhqflspssnqrtdqyggsvenrarlvlevvdavcnewsadrigirvspigtfqn vdngpneeadalylieelakrgiaylhmsetdlaggkpyseafrqkvrerfhgviigaga ytaekaedligkglidavafgrdyianpdlvarlqkkaelnpqrpesfygggaegytdyp sl