Chains and heterogens:
PDB Chain Sequences:
>4mxrA (A:) mahhhhhhmaartddprllslfsaqreedadiviigfpydegcvrnggragakkgpaafr fflqrlgsvnnlelnvdashlklydagditastleeahekleskvftvlargafpfvigg gndqsapngramlrafpgdvgvinvdshldvrpplsdgrvhsgtpfrqlleessfsgkrf vefacqgsqcgalhaqyvrdhqghlmwlsevrkkgavaaledafgltgkntffsfdvdsl kssdmpgvscpaavglsaqeafdmcflagktptvmmmdmselnplveeyrsprvavymfy hfvlgfatrpkpkaen
>4mxrA (A:) ddprllslfsaqreedadiviigfpydegcvrnggragakkgpaafrfflqrlgsvnnle lnvdashlklydagditastleeahekleskvftvlargafpfvigggndqsapngraml rafpgdvgvinvdshldvrpplsdgrvhsgtpfrqlleessfsgkrfvefacqgsqcgal haqyvrdhqghlmwlsevrkkgavaaledafgltgkntffsfdvdslkssdmpgvscpaa vglsaqeafdmcflagktptvmmmdmselnplveeyrsprvavymfyhfvlgfatrp
>4mxrB (B:) mahhhhhhmaartddprllslfsaqreedadiviigfpydegcvrnggragakkgpaafr fflqrlgsvnnlelnvdashlklydagditastleeahekleskvftvlargafpfvigg gndqsapngramlrafpgdvgvinvdshldvrpplsdgrvhsgtpfrqlleessfsgkrf vefacqgsqcgalhaqyvrdhqghlmwlsevrkkgavaaledafgltgkntffsfdvdsl kssdmpgvscpaavglsaqeafdmcflagktptvmmmdmselnplveeyrsprvavymfy hfvlgfatrpkpkaen
>4mxrB (B:) ddprllslfsaqreedadiviigfpydegcvrnggragakkgpaafrfflqrlgsvnnle lnvdashlklydagditastleeahekleskvftvlargafpfvigggndqsapngraml rafpgdvgvinvdshldvrpplsdgrvhsgtpfrqlleessfsgkrfvefacqgsqcgal haqyvrdhqghlmwlsevrkkgavaaledafgltgkntffsfdvdslkssdmpgvscpaa vglsaqeafdmcflagktptvmmmdmselnplveeyrsprvavymfyhfvlgfatrp