Chains and heterogens:
PDB Chain Sequences:
>1x7wA (A:) sslddkpqfpgasaefidklefiqpnvisgipiyrvmdrqgqiinpsedphlpkekvlkl yksmtllntmdrilyesqrqgrisfymtnygeegthvgsaaaldntdlvfgqyreagvlm yrdyplelfmaqcygnisdlgkgrqmpvhygckerhfvtissplatqipqavgaayaakr ananrvvicyfgegaasegdahagfnfaatlecpiiffcrnngyaistptseqyrgdgia argpgygimsirvdgndvfavynatkearrravaenqpflieamtyrighhqtsddssay rsvdevnywdkqdhpisrlrhyllsqgwwdeeqekawrkqsrrkvmeafeqaerkpkpnp nllfsdvyqempaqlrkqqeslarhlqtygehypldhfdk
>1x7wA (A:) pqfpgasaefidklefiqpnvisgipiyrvmdrqgqiinpsedphlpkekvlklyksmtl lntmdrilyesqrqgrisfymtnygeegthvgsaaaldntdlvfgqyreagvlmyrdypl elfmaqcygnisdlgkgrqmpvhygckerhfvtissplatqipqavgaayaakrananrv vicyfgegaasegdahagfnfaatlecpiiffcrnngyaistptseqyrgdgiaargpgy gimsirvdgndvfavynatkearrravaenqpflieamtyrdhpisrlrhyllsqgwwde eqekawrkqsrrkvmeafeqaerkpkpnpnllfsdvyqempaqlrkqqeslarhlqtyge hypldhfdk
>1x7wB (B:) vahftfqpdpepreygqtqkmnlfqsvtsaldnslakdptavifgedvafggvfrctvgl rdkygkdrvfntplceqgivgfgigiavtgataiaeiqfadyifpafdqivneaakyryr sgdlfncgsltirspwgcvghgalyhsqspeaffahcpgikvviprspfqakglllscie dknpciffepkilyraaaeevpiepyniplsqaeviqegsdvtlvawgtqvhvirevasm akeklgvscevidlrtiipwdvdticksviktgrllisheapltggfaseisstvqeecf lnleapisrvcgydtpfphifepfyipdkwkcydalrkminy
>1x7wB (B:) eygqtqkmnlfqsvtsaldnslakdptavifgedvafggvfrctvglrdkygkdrvfntp lceqgivgfgigiavtgataiaeiqfadyifpafdqivneaakyryrsgdlfncgsltir spwgcvghgalyhsqspeaffahcpgikvviprspfqakglllsciedknpciffepkil yraaaeevpiepyniplsqaeviqegsdvtlvawgtqvhvirevasmakeklgvscevid lrtiipwdvdticksviktgrllisheapltggfaseisstvqeecflnleapisrvcgy dtpfphifepfyipdkwkcydalrkminy