Chains and heterogens:
PDB Chain Sequences:
>1sbbA (A:) avtqsprnkvavtggkvtlscqqtnnhnnmywyrqdtghglrlihysygagstekgdipd gykasrpsqeqfslilelatpsqtsvyfcasgggrgsyaeqffgpgtrltvledlrqvtp pkvslfepskaeiankqkatlvclargffpdhvelswwvngkevhsgvstdpqaykesny syclssrlrvsatfwhnprnhfrcqvqfhglseedkwpegspkpvtqnisaeawgrad
>1sbbB (B:) esqpdpkpdelhksskftglmenmkvlyddnhvsainvksidqflyfdliysikdtklgn ydnvrvefknkdladkykdkyvdvfganyyyqcyfskktndinshqtdkrktcmyggvte hngnqldkyrsitvrvfedgknllsfdvqtnkkkvtaqeldyltrhylvknkklyefnns pyetgyikfienensfwydmmpapgdkfdqskylmmyndnkmvdskdvkievylttkkk
>1sbbC (C:) avtqsprnkvavtggkvtlscqqtnnhnnmywyrqdtghglrlihysygagstekgdipd gykasrpsqeqfslilelatpsqtsvyfcasgggrgsyaeqffgpgtrltvledlrqvtp pkvslfepskaeiankqkatlvclargffpdhvelswwvngkevhsgvstdpqaykesny syclssrlrvsatfwhnprnhfrcqvqfhglseedkwpegspkpvtqnisaeawgrad
>1sbbD (D:) esqpdpkpdelhksskftglmenmkvlyddnhvsainvksidqflyfdliysikdtklgn ydnvrvefknkdladkykdkyvdvfganyyyqcyfskktndinshqtdkrktcmyggvte hngnqldkyrsitvrvfedgknllsfdvqtnkkkvtaqeldyltrhylvknkklyefnns pyetgyikfienensfwydmmpapgdkfdqskylmmyndnkmvdskdvkievylttkkk
>1sbbD (D:) esqpdpkpdelhksskftglmenmkvlyddnhvsainvksidqflyfdliysikdtklgn ydnvrvefknkdladkykdkyvdvfganyyyqcyfskktshqtdkrktcmyggvtehngn qldkyrsitvrvfedgknllsfdvqtnkkkvtaqeldyltrhylvknkklyefnnspyet gyikfienensfwydmmpapgdkfdqskylmmyndnkmvdskdvkievylttkkk