Chains and heterogens:
PDB Chain Sequences:
>2nqrA (A:) mefttglmsldtalnemlsrvtpltaqetlplvqcfgrilasdvvspldvpgfdnsamdg yavrladiasgqplpvagksfagqpyhgewpagtcirimtgapvpegceavvmqeqteqm dngvrftaevrsgqnirrrgenisagavvfpagtrlttaelpviaslgiaevpvirkvrv alfstgdelqlpgqplgdgqiydtnrlavhlmleqlgcevinlgiirddphalraafiea dsqadvvissggvsvgeadytktileelgeiafwklaikpgkpfafgklsnswfcglpgn pvsatltfyqlvqpllaklsgntasglparqrvrtasrlkktpgrldfqrgvlqrnadge levtttghqgshifssfslgncfivlerdrgnvevgewvevepfnalfggl
>2nqrA (A:) lmsldtalnemlsrvtpltaqetlplvqcfgrilasdvvspldvpgfdnsamdgyavrla diasgqplpvagksfagqpyhgewpagtcirimtgapvpegceavvmqeqteqmdngvrf taevrsgqnirrrgenisagavvfpagtrlttaelpviaslgiaevpvirkvrvalfstg delqlpgqplgdgqiydtnrlavhlmleqlgcevinlgiirddphalraafieadsqadv vissggvsvgeadytktileelgeiafwklaikpgkpfafgklsnswfcglpgnpvsatl tfyqlvqpllaklsgntasglparqrvrtasrlkktpgrldfqrgvlqrnadgelevttt ghqgshifssfslgncfivlerdrgnvevgewvevepfnalfgg
>2nqrB (B:) mefttglmsldtalnemlsrvtpltaqetlplvqcfgrilasdvvspldvpgfdnsamdg yavrladiasgqplpvagksfagqpyhgewpagtcirimtgapvpegceavvmqeqteqm dngvrftaevrsgqnirrrgenisagavvfpagtrlttaelpviaslgiaevpvirkvrv alfstgdelqlpgqplgdgqiydtnrlavhlmleqlgcevinlgiirddphalraafiea dsqadvvissggvsvgeadytktileelgeiafwklaikpgkpfafgklsnswfcglpgn pvsatltfyqlvqpllaklsgntasglparqrvrtasrlkktpgrldfqrgvlqrnadge levtttghqgshifssfslgncfivlerdrgnvevgewvevepfnalfggl
>2nqrB (B:) lmsldtalnemlsrvtpltaqetlplvqcfgrilasdvvspldvpgfdnsamdgyavrla diasgqplpvagksfagqpyhgewpagtcirimtgapvpegceavvmqeqteqmdngvrf taevrsgqnirrrgenisagavvfpagtrlttaelpviaslgiaevpvirkvrvalfstg delqlpgqplgdgqiydtnrlavhlmleqlgcevinlgiirddphalraafieadsqadv vissggvsvgeadytktileelgeiafwklaikpgkpfafgklsnswfcglpgnpvsatl tfyqlvqpllaklsgntasglparqrvrtasrlkktpgrldfqrgvlqrnadgelevttt ghqgshifssfslgncfivlerdrgnvevgewvevepfnalfg