Chains and heterogens:
PDB Chain Sequences:
>1nbzA (A:) divltqspatlsvtpgdsvslscrasqsisnnlhwyqqkshesprllikyasqsisgips rfsgsgsgtdftlsinsvetedfgmyfcqqsnswpytfgggtkleikradaaptvsifpp sseqltsggasvvcflnnfypkdinvkwkidgserqngvlnswtdqdskdstysmsstlt ltkdeyerhnsytceathktstspivksfnrnec
>1nbzB (B:) evqlqesgpslvkpsqtlsltcsvtgdsvtsdywswirkfpgnkleymgyisysgstyyh pslksrisitrdtsknqyylqlnsvttedtatyycaswggdvwgagttvtvssakttaps vyplapvcgdttgssvtlgclvkgyfpepvtltwnsgslssgvhtfpavlqsdlytlsss vtvtsstwpsqsitcnvahpasstkvdkki
>1nbzC (C:) kvfgrcelaaamkrhgldnyrgyslgnwvcaakfesnfntqatnrntdgstdygilqins rwwcndgrtpgsrnlcnipcsallssditasvncakaivsdgngmnawvawrnrckgtdv qawirgcrl