Chains and heterogens:
PDB Chain Sequences:
>2wkwA (A:) apppvpktpagpltlsgqgsffvggrdvtsetlslspkydahgtvtvdqmyvryqipqra krypitlihgccltgmtwettpdgrmgwdeyflrkgystyvidqsgrgrsatdisainav klgkapasslpdlfaagheaawaifrfgprypdafkdtqfpvqaqaelwqqmvpdwlgsm ptpnptvanlsklaikldgtvllshsqsgiypfqtaamnpkgitaivsvepgecpkpedv kpltsipvlvvfgdhieefprwaprlkachafidalnaaggkgqlmslpalgvhgnshmm mqdrnnlqvadlildwigrntakpahgr
>2wkwA (A:) tpagpltlsgqgsffvggrdvtsetlslspkydahgtvtvdqmyvryqipqrakrypitl ihgccltgmtwettpdgrmgwdeyflrkgystyvidqsgrgrsatdisainavklgkapa sslpdlfaagheaawaifrfgprypdafkdtqfpvqaqaelwqqmvpdwlgsmptpnptv anlsklaikldgtvllshsqsgiypfqtaamnpkgitaivsvepgecpkpedvkpltsip vlvvfgdhieefprwaprlkachafidalnaaggkgqlmslpalgvhgnshmmmqdrnnl qvadlildwigrnta
>2wkwB (B:) apppvpktpagpltlsgqgsffvggrdvtsetlslspkydahgtvtvdqmyvryqipqra krypitlihgccltgmtwettpdgrmgwdeyflrkgystyvidqsgrgrsatdisainav klgkapasslpdlfaagheaawaifrfgprypdafkdtqfpvqaqaelwqqmvpdwlgsm ptpnptvanlsklaikldgtvllshsqsgiypfqtaamnpkgitaivsvepgecpkpedv kpltsipvlvvfgdhieefprwaprlkachafidalnaaggkgqlmslpalgvhgnshmm mqdrnnlqvadlildwigrntakpahgr
>2wkwB (B:) tpagpltlsgqgsffvggrdvtsetlslspkydahgtvtvdqmyvryqipqrakrypitl ihgccltgmtwettpdgrmgwdeyflrkgystyvidqsgrgrsatdisainavklgkapa sslpdlfaagheaawaifrfgprypdafkdtqfpvqaqaelwqqmvpdwlgsmptpnptv anlsklaikldgtvllshsqsgiypfqtaamnpkgitaivsvepgecpkpedvkpltsip vlvvfgdhieefprwaprlkachafidalnaaggkgqlmslpalgvhgnshmmmqdrnnl qvadlildwigrnta