Chains and heterogens:
PDB Chain Sequences:
>4bf2A (A:) mdykddddkenlyfqgsteegdcesdlleydyeydengdrvvlgkgtygivyagrdlsnq vriaikeiperdsrysqplheeialhkhlkhknivqylgsfsengfikifmeqvpggsls allrskwgplkdneqtigfytkqileglkylhdnqivhrdikgdnvlintysgvlkisdf gtskrlaginpcteeftgtlqymapeiidkgprgygkaadiwslgctiiematgkppfye lgepqaamfkvgmfkvhpeipesmsaeakafilkcfepdpdkracandllvdeflkvssk kkktqpklsalsagsneylrsislpvpvlvedts
>4bf2A (A:) leydyeydengdrvvlgkgtygivyagrdlsnqvriaikeipeeeialhkhlkhknivqy lgsfsengfikifmeqvpggslsallrskwgplkdneqtigfytkqileglkylhdnqiv hrdikgdnvlintysgvlkisdfgtskrlaeeftgtlqymapeiidkgprgygkaadiws lgctiiematgkppfyelgepqaamfkvgmfkvhpeipesmsaeakafilkcfepdpdkr acandllvdeflk
>4bf2B (B:) mdykddddkenlyfqgsteegdcesdlleydyeydengdrvvlgkgtygivyagrdlsnq vriaikeiperdsrysqplheeialhkhlkhknivqylgsfsengfikifmeqvpggsls allrskwgplkdneqtigfytkqileglkylhdnqivhrdikgdnvlintysgvlkisdf gtskrlaginpcteeftgtlqymapeiidkgprgygkaadiwslgctiiematgkppfye lgepqaamfkvgmfkvhpeipesmsaeakafilkcfepdpdkracandllvdeflkvssk kkktqpklsalsagsneylrsislpvpvlvedts
>4bf2B (B:) leydyeydengdrvvlgkgtygivyagrdlsnqvriaikeipereeialhkhlkhknivq ylgsfsengfikifmeqvpggslsallrskwgplkdneqtigfytkqileglkylhdnqi vhrdikgdnvlintysgvlkisdfgtskrlatgtlqymapeiidkgprgygkaadiwslg ctiiematgkppfyelgepqaamfkvgmfkvhpeipesmsaeakafilkcfepdpdkrac andllvdeflkv