Chains and heterogens:
PDB Chain Sequences:
>4iw3A (A:) mgsshhhhhhssglvprgshmashispehpmlaavvddlathgwsqqahflpadlvrala aecrrrdaegelnpagvgrgatqevretirgdqiqwidpgqaeacdqylaamdqlrlain qglflgledfechfalyppgafyrrhldrfrdddrrmvsavlylnegwqphdggqlrmfl adgvehdvepvagclvvflsgevphevlpagrerlsltgwfrrrgndpf
>4iw3A (A:) hpmlaavvddlathgwsqqahflpadlvralaaecrrrdaegelnpagvgrgatqevret irgdqiqwidpgqaeacdqylaamdqlrlainqglflgledfechfalyppgafyrrhld rfrdddrrmvsavlylnegwqphdggqlrmfladgvehdvepvagclvvflsgevphevl pagrerlsltgwfrrrgndpf
>4iw3B (B:) mgsshhhhhhssglvprgshmasmtggqqmgrgsefmakekfdrslphvnvgtighvdhg kttltaaltrvcsevfgsaivefdkidsapeekargitintahveynstirhyahvdcpg hadyvknmitgaaqmdgailvcsaadgpmpqtrehillsrqvgvpyivvflnkadlvdda ellelvemevrdllstydfpgddtpiiigsarmalegkddnemgttavkklvetldsyip epvraidqpflmpiedvfsisgrgtvvtgriergivrvqdpleivglrdtttttctgvem frklldegragencgvllrgtkrddvergqvlvkpgsvkphtkftaevyvlskeeggrht pffkgyrpqfyfrttdvtgncelpegvemvmpgdniqmtvtliktiamedglrfairegg rtvgagvvakiie
>4iw3B (B:) lphvnvgtighvdhgkttltaaltrvcsevfgskidsapeekargitintahveynstir hyahvdcpghadyvknmitgaaqmdgailvcsaadgpmpqtrehillsrqvgvpyivvfl nkadlvaellelvemevrdllstydfpgddtpiiigsarmalegkddnemgttavkklve tldsyipepvraidqpflmpiedvfsisgrgtvvtgriergivrvqdpleivglrdtttt tctgvemfrklldegragencgvllrgtkrddvergqvlvkpgsvkphtkftaevyvlsk eeggrhtpffkgyrpqfyfrttdvtgncelpegvemvmpgdniqmtvtliktiamedglr faireggrtvgagvvakiie
>4iw3J (J:) mgsshhhhhhssglvprgshmashispehpmlaavvddlathgwsqqahflpadlvrala aecrrrdaegelnpagvgrgatqevretirgdqiqwidpgqaeacdqylaamdqlrlain qglflgledfechfalyppgafyrrhldrfrdddrrmvsavlylnegwqphdggqlrmfl adgvehdvepvagclvvflsgevphevlpagrerlsltgwfrrrgndpf
>4iw3J (J:) hpmlaavvddlathgwsqqahflpadlvralaaecrrrdaegelnpagvgrgatqevret irgdqiqwidpgqaeacdqylaamdqlrlainqglflgledfechfalyppgafyrrhld rfrdddrrmvsavlylnegwqphdggqlrmfladgvehdvepvagclvvflsgevphevl pagrerlsltgwfrrrgndpf
>4iw3K (K:) mgsshhhhhhssglvprgshmasmtggqqmgrgsefmakekfdrslphvnvgtighvdhg kttltaaltrvcsevfgsaivefdkidsapeekargitintahveynstirhyahvdcpg hadyvknmitgaaqmdgailvcsaadgpmpqtrehillsrqvgvpyivvflnkadlvdda ellelvemevrdllstydfpgddtpiiigsarmalegkddnemgttavkklvetldsyip epvraidqpflmpiedvfsisgrgtvvtgriergivrvqdpleivglrdtttttctgvem frklldegragencgvllrgtkrddvergqvlvkpgsvkphtkftaevyvlskeeggrht pffkgyrpqfyfrttdvtgncelpegvemvmpgdniqmtvtliktiamedglrfairegg rtvgagvvakiie
>4iw3K (K:) lphvnvgtighvdhgkttltaaltrvcsevfgkidsapeekagitintahveynstirhy ahvdcpghadyvknmitgaaqmdgailvcsaadgpmpqtrehillsrqvgvpyivvflnk adlvaellelvemevrdllstydfpgddtpiiigsarmalegkddnemgttavkklvetl dsyipepvraidqpflmpiedvfsisgrgtvvtgriergivrvqdpleivglrdtttttc tgvemfrklldegragencgvllrgtkrddvergqvlvkpgsvkphtkftaevyvlskee ggrhtpffkgyrpqfyfrttdvtgncelpegvemvmpgdniqmtvtliktiamedglrfa ireggrtvgagvvakiie