Chains and heterogens:
PDB Chain Sequences:
>2nvrB (B:) gsraqsspaapaslsapepasqarvlsssetpartlpfttgliydsvmlkhqcscgdnsr hpehagriqsiwsrlqerglrsqceclrgrkasleelqsvhserhvllygtnplsrlkld ngklagllaqrmfvmlpcggvgvdtdtiwnelhssnaarwaagsvtdlafkvasrelkng favvrppghhadhstamgfcffnsvaiacrqlqqqskaskilivdwdvhhgngtqqtfyq dpsvlyislhrhddgnffpgsgavdevgagsgegfnvnvawaggldppmgdpeylaafri vvmpiarefspdlvlvsagfdaaeghpaplggyhvsakcfgymtqqlmnlaggavvlale gghdltaicdaseacvaallgnrvdplseegwkqkpnlnairsleavirvhskywgcmqr las
>2nvrB (B:) pfttgliydsvmlkhqcscgdnsrhpehagriqsiwsrlqerglrsqceclrgrkaslee lqsvhserhvllygtnplsvmlpcggvgvdtdtiwnelhssnaarwaagsvtdlafkvas relkngfavvrppghhadhstamgfcffnsvaiacrqlqqqskaskilivdwdvhhgngt qqtfyqdpsvlyislhrhddgnffpgsgavdevgagsgegfnvnvawaggldppmgdpey laafrivvmpiarefspdlvlvsagfdaaeghpaplggyhvsakcfgymtqqlmnlagga vvlalegghdltaicdaseacvaallgnrvdplseegwkqkpnlnairsleavirvhsky wgcmqrl
>2nvrC (C:) gsraqsspaapaslsapepasqarvlsssetpartlpfttgliydsvmlkhqcscgdnsr hpehagriqsiwsrlqerglrsqceclrgrkasleelqsvhserhvllygtnplsrlkld ngklagllaqrmfvmlpcggvgvdtdtiwnelhssnaarwaagsvtdlafkvasrelkng favvrppghhadhstamgfcffnsvaiacrqlqqqskaskilivdwdvhhgngtqqtfyq dpsvlyislhrhddgnffpgsgavdevgagsgegfnvnvawaggldppmgdpeylaafri vvmpiarefspdlvlvsagfdaaeghpaplggyhvsakcfgymtqqlmnlaggavvlale gghdltaicdaseacvaallgnrvdplseegwkqkpnlnairsleavirvhskywgcmqr las
>2nvrC (C:) ttgliydsvmlkhqcscgdnsrhpehagriqsiwsrlqerglrsqceclrgrkasleelq svhserhvllygtnplpcggvgvdtdtiwnelhssnaarwaagsvtdlafkvasrelkng favvrppghhadhstamgfcffnsvaiacrqlqqqskaskilivdwdvhhgngtqqtfyq dpsvlyislhrhddgnffpgsgavdevgagsgegfnvnvawaggldppmgdpeylaafri vvmpiarefspdlvlvsagfdaaeghpaplggyhvsakcfgymtqqlmnlaggavvlale gghdltaicdaseacvaallgnrvdplseegwkqkpnlnairsleavirvhskywgcmq