Chains and heterogens:
PDB Chain Sequences:
>2npfA (A:) mvaftvdqmrslmdkvtnvrnmsviahvdhgkstltdslvqragiisaakagearftdtr kdeqergitikstaislysemsdedvkeikqktdgnsflinlidspghvdfssevtaalr vtdgalvvvdtiegvcvqtetvlrqalgerikpvvvinkvdrallelqvskedlyqtfar tvesvnvivstyadevlgdvqvypargtvafgsglhgwaftirqfatryakkfgvdkakm mdrlwgdsffnpktkkwtnkdtdaegkplerafnmfildpifrlftaimnfkkdeipvll ekleivlkgdekdlegkallkvvmrkflpaadallemivlhlpspvtaqayraeqlyegp addanciaikncdpkadlmlyvskmvptsdkgrfyafgrvfagtvksgqkvriqgpnyvp gkkddlfikaiqrvvlmmgrfvepiddcpagniiglvgidqfllktgtlttsetahnmkv mkfsvspvvqvavevknandlpklveglkrlsksdpcvltymsesgehivagtgelhlei clqdlehdhagvplkisppvvayretvesessqtalskspnkhnriylkaepideevsla iengiinprddfkararimaddygwdvtdarkiwcfgpdgngpnlvidqtkavqylheik dsvvaafqwatkegpifgeemrsvrvnildvtlhadaihrgggqiiptmrratyagflla dpkiqepvflveiqcpeqavggiysvlnkkrgqvvseeqrpgtplftvkaylpvnesfgf tgelrqatggqafpqmvfdhwstlgsdpldptskageivlaarkrhgmkeevpgwqeyyd kl
>2npfA (A:) aftvdqmrslmdkvtnvrnmsviahvdhgkstltdslvqragiisagitikstaislyse msdedvkeikqktdgnsflinlidspghvdfssevtaalrvtdgalvvvdtiegvcvqte tvlrqalgerikpvvvinkvdrallelqvskedlyqtfartvesvnvivstyadevlgdv qvypargtvafgsglhgwaftirqfatryakkfgvdkakmmdrlwgdsffnpktkkwtnk dtdaegkplerafnmfildpifrlftaimnfkkdeipvllekleivlkgdekdlegkall kvvmrkflpaadallemivlhlpspvtaqayraeqlyegpaddanciaikncdpkadlml yvskmvptsdkgrfyafgrvfagtvksgqkvriqgpnyvpgkkddlfikaiqrvvlmmgr fvepiddcpagniiglvgidqfllktgtlttsetahnmkvmkfsvspvvqvavevknand lpklveglkrlsksdpcvltymsesgehivagtgelhleiclqdlehdhagvplkisppv vayretvesessqtalskspnkhnriylkaepideevslaiengiinprddfkararima ddygwdvtdarkiwcfgpdgngpnlvidqtkavqylheikdsvvaafqwatkegpifgee mrsvrvnildvtlhadaihrgggqiiptmrratyagflladpkiqepvflveiqcpeqav ggiysvlnkkrgqvvseeqrpgtplftvkaylpvnesfgftgelrqatggqafpqmvfdh wstlgsdpldptskageivlaarkrhgmkeevpgwqeyydkl
>2npfB (B:) mvaftvdqmrslmdkvtnvrnmsviahvdhgkstltdslvqragiisaakagearftdtr kdeqergitikstaislysemsdedvkeikqktdgnsflinlidspghvdfssevtaalr vtdgalvvvdtiegvcvqtetvlrqalgerikpvvvinkvdrallelqvskedlyqtfar tvesvnvivstyadevlgdvqvypargtvafgsglhgwaftirqfatryakkfgvdkakm mdrlwgdsffnpktkkwtnkdtdaegkplerafnmfildpifrlftaimnfkkdeipvll ekleivlkgdekdlegkallkvvmrkflpaadallemivlhlpspvtaqayraeqlyegp addanciaikncdpkadlmlyvskmvptsdkgrfyafgrvfagtvksgqkvriqgpnyvp gkkddlfikaiqrvvlmmgrfvepiddcpagniiglvgidqfllktgtlttsetahnmkv mkfsvspvvqvavevknandlpklveglkrlsksdpcvltymsesgehivagtgelhlei clqdlehdhagvplkisppvvayretvesessqtalskspnkhnriylkaepideevsla iengiinprddfkararimaddygwdvtdarkiwcfgpdgngpnlvidqtkavqylheik dsvvaafqwatkegpifgeemrsvrvnildvtlhadaihrgggqiiptmrratyagflla dpkiqepvflveiqcpeqavggiysvlnkkrgqvvseeqrpgtplftvkaylpvnesfgf tgelrqatggqafpqmvfdhwstlgsdpldptskageivlaarkrhgmkeevpgwqeyyd kl
>2npfB (B:) aftvdqmrslmdkvtnvrnmsviahvdhgkstltdslvqragiisagitikstaislyse msdedvkeikqktdgnsflinliddfssevtaalrvtdgalvvvdtiegvcvqtetvlrq algerikpvvvinkvdrallelqvskedlyqtfartvesvnvivstyadevlgdvqvypa rgtvafgsglhgwaftirqfatryakkfgvdkakmmdrlwgdsffnpktkkwtnkdtdae gkplerafnmfildpifrlftaimnfkkdeipvllekleivlkgdekdlegkallkvvmr kflpaadallemivlhlpspvtaqayraeqlyegpaddanciaikncdpkadlmlyvskm vptsdkgrfyafgrvfagtvksgqkvriqgpnyvpgkkddlfikaiqrvvlmmgrfvepi ddcpagniiglvgidqfllktgtlttsetahnmkvmkfsvspvvqvavevknandlpklv eglkrlsksdpcvltymsesgehivagtgelhleiclqdlehdhagvplkisppvvayre tvesessqtalskspnkhnriylkaepideevslaiengiinprddfkararimaddygw dvtdarkiwcfgpdgngpnlvidqtkavqylheikdsvvaafqwatkegpifgeemrsvr vnildvtlhadaihrgggqiiptmrratyagflladpkiqepvflveiqcpeqavggiys vlnkkrgqvvseeqplftvkaylpvnesfgftgelrqatggqafpqmvfdhwstlgsdpl dptskageivlaarkrhgmkeevpgwqeyydkl