Chains and heterogens:
PDB Chain Sequences:
>4f7uA (A:) mklvrflmklshetvtielkngtqvhgtitgvdvsmnthlkavkmtlknrepvqletlsi rgnniryfilpdslpldtllvdvepkvkskkreavagrgrgrgrgrgrgrgrgrggprr
>4f7uA (A:) mklvrflmklshetvtielkngtqvhgtitgvdvsmnthlkavkmtlknrepvqletlsi rgnniryfilpdslpldtllvd
>4f7uB (B:) msllnkpksemtpeelqkreeeefntgplsvltqsvknntqvlincrnnkkllgrvkafd rhcnmvlenvkemwtevpksgkgkkkskpvnkdryiskmflrgdsvivvlrnpliagk
>4f7uB (B:) eefntgplsvltqsvknntqvlincrnnkkllgrvkafdrhcnmvlenvkemwtevnkdr yiskmflrgdsvivvlrnpl
>4f7uC (C:) mklvrflmklshetvtielkngtqvhgtitgvdvsmnthlkavkmtlknrepvqletlsi rgnniryfilpdslpldtllvdvepkvkskkreavagrgrgrgrgrgrgrgrgrggprr
>4f7uC (C:) klvrflmklshetvtielkngtqvhgtitgvdvsmnthlkavkmtlknrepvqletlsir gnniryfilpdslpldtllvd
>4f7uD (D:) msllnkpksemtpeelqkreeeefntgplsvltqsvknntqvlincrnnkkllgrvkafd rhcnmvlenvkemwtevpksgkgkkkskpvnkdryiskmflrgdsvivvlrnpliagk
>4f7uD (D:) lqkreeeefntgplsvltqsvknntqvlincrnnkkllgrvkafdrhcnmvlenvkemwt evnkdryiskmflrgdsvivvlrnp
>4f7uF (F:) mslplnpkpflngltgkpvmvklkwgmeykgylvsvdgymnmqlanteeyidgalsghlg evlircnnvlyirgveeeeedgemre
>4f7uF (F:) plnpkpflngltgkpvmvklkwgmeykgylvsvdgymnmqlanteeyidgalsghlgevl ircnnvlyirgve
>4f7uG (G:) mskahppelkkfmdkklslklnggrhvqgilrgfdpfmnlvidecvematsgqqnnigmv virgnsiimlealerv
>4f7uG (G:) pelkkfmdkklslklnggrhvqgilrgfdpfmnlvidecvematsgqqnnigmvvirgns iimleale
>4f7uI (I:) mslplnpkpflngltgkpvmvklkwgmeykgylvsvdgymnmqlanteeyidgalsghlg evlircnnvlyirgveeeeedgemre
>4f7uI (I:) lplnpkpflngltgkpvmvklkwgmeykgylvsvdgymnmqlanteeyidgalsghlgev lircnnvlyirgve
>4f7uJ (J:) mskahppelkkfmdkklslklnggrhvqgilrgfdpfmnlvidecvematsgqqnnigmv virgnsiimlealerv
>4f7uJ (J:) elkkfmdkklslklnggrhvqgilrgfdpfmnlvidecvematsgqqnnigmvvirgnsi imleale