Chains and heterogens:
PDB Chain Sequences:
>4p3nA (A:) mgsshhhhhhssgdhrkigrdqelyffhelspgscfflpkgayiynaliefirseyrkrg fqevvtpnifnsrlwmtsghwqhysenmfsfevekelfalkpmncpghclmfdhrprswr elplrladfgvlhrnelsgaltgltrvrrfqqddahifcameqiedeikgcldflrtvys vfgfsfklnlstrpekflgdievwdqaekqlenslnefgekwelnsgdgafygpkidiqi kdaigryhqcatiqldfqlpirfnltyvshdgddkkrpvivhrailgsvermiailteny ggkwpfwlsprqvmvvpvgptcdeyaqkvrqqfhdakfmadidldpgctlnkkirnaqla qynfilvvgekekisgtvnirtrdnkvhgertisetierlqqlkefrskqaeeef
>4p3nA (A:) dhrkigrdqelyffhelspgscfflpkgayiynaliefirseyrkrgfqevvtpnifnsr lwmtsghwqhysenmfsfevekelfalkpmncpghclmfdhrprswrelplrladfgvlh rnelsgaltgltrvrrfqqddahifcameqiedeikgcldflrtvysvfgfsfklnlstr pekflgdievwdqaekqlenslnefgekwelnsgdgafygpkidiqikdaigryhqcati qldfqlpirfnltyvshdgddkkrpvivhrailgsvermiailtenyggkwpfwlsprqv mvvpvgptcdeyaqkvrqqfhdakfmadidldpgctlnkkirnaqlaqynfilvvgekek isgtvnirtrdnkvhgertisetierlqqlkefrskqaeeef
>4p3nB (B:) mgsshhhhhhssgdhrkigrdqelyffhelspgscfflpkgayiynaliefirseyrkrg fqevvtpnifnsrlwmtsghwqhysenmfsfevekelfalkpmncpghclmfdhrprswr elplrladfgvlhrnelsgaltgltrvrrfqqddahifcameqiedeikgcldflrtvys vfgfsfklnlstrpekflgdievwdqaekqlenslnefgekwelnsgdgafygpkidiqi kdaigryhqcatiqldfqlpirfnltyvshdgddkkrpvivhrailgsvermiailteny ggkwpfwlsprqvmvvpvgptcdeyaqkvrqqfhdakfmadidldpgctlnkkirnaqla qynfilvvgekekisgtvnirtrdnkvhgertisetierlqqlkefrskqaeeef
>4p3nB (B:) dhrkigrdqelyffhelspgscfflpkgayiynaliefirseyrkrgfqevvtpnifnsr lwmtsghwqhysenmfsfevekelfalkpmncpghclmfdhrprswrelplrladfgvlh rnelsgaltgltrvrrfqqddahifcameqiedeikgcldflrtvysvfgfsfklnlstr pekflgdievwdqaekqlenslnefgekwelnsgdgafygpkidiqikdaigryhqcati qldfqlpirfnltyvshdgddkkrpvivhrailgsvermiailtenyggkwpfwlsprqv mvvpvgptcdeyaqkvrqqfhdakfmadidldpgctlnkkirnaqlaqynfilvvgekek isgtvnirtrdnkvhgertisetierlqqlkefrskqaeeef
>4p3nC (C:) mgsshhhhhhssgdhrkigrdqelyffhelspgscfflpkgayiynaliefirseyrkrg fqevvtpnifnsrlwmtsghwqhysenmfsfevekelfalkpmncpghclmfdhrprswr elplrladfgvlhrnelsgaltgltrvrrfqqddahifcameqiedeikgcldflrtvys vfgfsfklnlstrpekflgdievwdqaekqlenslnefgekwelnsgdgafygpkidiqi kdaigryhqcatiqldfqlpirfnltyvshdgddkkrpvivhrailgsvermiailteny ggkwpfwlsprqvmvvpvgptcdeyaqkvrqqfhdakfmadidldpgctlnkkirnaqla qynfilvvgekekisgtvnirtrdnkvhgertisetierlqqlkefrskqaeeef
>4p3nC (C:) dhrkigrdqelyffhelspgscfflpkgayiynaliefirseyrkrgfqevvtpnifnsr lwmtsghwqhysenmfsfevekelfalkpmncpghclmfdhrprswrelplrladfgvlh rnelsgaltgltrvrrfqqddahifcameqiedeikgcldflrtvysvfgfsfklnlstr pekflgdievwdqaekqlenslnefgekwelnsgdgafygpkidiqikdaigryhqcati qldfqlpirfnltyvshdgddkkrpvivhrailgsvermiailtenyggkwpfwlsprqv mvvpvgptcdeyaqkvrqqfhdakfmadidldpgctlnkkirnaqlaqynfilvvgekek isgtvnirtrdnkvhgertisetierlqqlkefrskqaeeef
>4p3nD (D:) mgsshhhhhhssgdhrkigrdqelyffhelspgscfflpkgayiynaliefirseyrkrg fqevvtpnifnsrlwmtsghwqhysenmfsfevekelfalkpmncpghclmfdhrprswr elplrladfgvlhrnelsgaltgltrvrrfqqddahifcameqiedeikgcldflrtvys vfgfsfklnlstrpekflgdievwdqaekqlenslnefgekwelnsgdgafygpkidiqi kdaigryhqcatiqldfqlpirfnltyvshdgddkkrpvivhrailgsvermiailteny ggkwpfwlsprqvmvvpvgptcdeyaqkvrqqfhdakfmadidldpgctlnkkirnaqla qynfilvvgekekisgtvnirtrdnkvhgertisetierlqqlkefrskqaeeef
>4p3nD (D:) dhrkigrdqelyffhelspgscfflpkgayiynaliefirseyrkrgfqevvtpnifnsr lwmtsghwqhysenmfsfevekelfalkpmncpghclmfdhrprswrelplrladfgvlh rnelsgaltgltrvrrfqqddahifcameqiedeikgcldflrtvysvfgfsfklnlstr pekflgdievwdqaekqlenslnefgekwelnsgdgafygpkidiqikdaigryhqcati qldfqlpirfnltyvshdgddkkrpvivhrailgsvermiailtenyggkwpfwlsprqv mvvpvgptcdeyaqkvrqqfhdakfmadidldpgctlnkkirnaqlaqynfilvvgekek isgtvnirtrdnkvhgertisetierlqqlkefrskqaeeef