Chains and heterogens:
PDB Chain Sequences:
>1gvhA (A:) mldaqtiatvkatipllvetgpkltahfydrmfthnpelkeifnmsnqrngdqrealfna iaayasnienlpallpavekiaqkhtsfqikpeqynivgehllatldemfspgqevldaw gkaygvlanvfinreaeiynenaskaggwegtrdfrivaktprsalitsfelepvdggav aeyrpgqylgvwlkpegfphqeirqysltrkpdgkgyriavkreeggqvsnwlhnhanvg dvvklvapagdffmavaddtpvtlisagvgqtpmlamldtlakaghtaqvnwfhaaengd vhafadevkelgqslprftahtwyrqpseadrakgqfdseglmdlsklegafsdptmqfy lcgpvgfmqftakqlvdlgvkqenihyecfgphkvl