Chains and heterogens:
PDB Chain Sequences:
>3gxnA (A:) ldnglartptmgwlhwerfmcnldcqeepdsciseklfmemaelmvsegwkdagyeylci ddcwmapqrdsegrlqadpqrfphgirqlanyvhskglklgiyadvgnktcagfpgsfgy ydidaqtfadwgvdllkfdgcycdslenladgykhmslalnrtgrsivyscewplymwpf qkpnyteirqycnhwrnfadiddswksiksildwtsfnqerivdvagpggwndpdmlvig nfglswnqqvtqmalwaimaaplfmsndlrhispqakallqdkdviainqdplgkqgyql rqgdnfevwerplsglawavaminrqeiggprsytiavaslgkgvacnpacfitqllpvk rklgfyewtsrlrshinptgtvllqlentmqmslkdll
>3gxnA (A:) ldnglartptmgwlhwerfmcnldcqeepdsciseklfmemaelmvsegwkdagyeylci ddcwmapqrdsegrlqadpqrfphgirqlanyvhskglklgiyadvgnktcagfpgsfgy ydidaqtfadwgvdllkfdgcycdslenladgykhmslalnrtgrsivyscewplymwpf qkpnyteirqycnhwrnfadiddswksiksildwtsfnqerivdvagpggwndpdmlvig nfglswnqqvtqmalwaimaaplfmsndlrhispqakallqdkdviainqdplgkqgyql rqgdnfevwerplsglawavaminrqeiggprsytiavaslgkgvacnpacfitqllpvk rklgfyewtsrlrshinptgtvllqlentm
>3gxnB (B:) ldnglartptmgwlhwerfmcnldcqeepdsciseklfmemaelmvsegwkdagyeylci ddcwmapqrdsegrlqadpqrfphgirqlanyvhskglklgiyadvgnktcagfpgsfgy ydidaqtfadwgvdllkfdgcycdslenladgykhmslalnrtgrsivyscewplymwpf qkpnyteirqycnhwrnfadiddswksiksildwtsfnqerivdvagpggwndpdmlvig nfglswnqqvtqmalwaimaaplfmsndlrhispqakallqdkdviainqdplgkqgyql rqgdnfevwerplsglawavaminrqeiggprsytiavaslgkgvacnpacfitqllpvk rklgfyewtsrlrshinptgtvllqlentmqmslkdll
>3gxnB (B:) ldnglartptmgwlhwerfmcnldcqeepdsciseklfmemaelmvsegwkdagyeylci ddcwmapqrdsegrlqadpqrfphgirqlanyvhskglklgiyadvgnktcagfpgsfgy ydidaqtfadwgvdllkfdgcycdslenladgykhmslalnrtgrsivyscewplymwpf qkpnyteirqycnhwrnfadiddswksiksildwtsfnqerivdvagpggwndpdmlvig nfglswnqqvtqmalwaimaaplfmsndlrhispqakallqdkdviainqdplgkqgyql rqgdnfevwerplsglawavaminrqeiggprsytiavaslgkgvacnpacfitqllpvk rklgfyewtsrlrshinptgtvllqlentm