Chains and heterogens:
PDB Chain Sequences:
>6k76A (A:) mekfvlsldegttsaraiifdresnihgigqyefpqhyprpgwvehnpeeiwdaqlraik daiqsariepnqiaaigvtnqrettlvwdkdgkplynaivwqcrrtaemveeikreygtm ikektglvpdayfsasklkwlldnvpglrekaekgevmfgtvdtfliyrltgehvtdysn asrtmlfnikkldwddellelfdipesvlpevressevygytkkellgaeipvsgdagdq qaalfgqaafeagmvkatygtgsfilvntdkmvlysdnllttiawglngrvsyalegsif vtgaavqwlrdgikiikhaseteelatklesnegvyfvpafvglgapywdqfargiiigi trgtgrehlaratleaiayltrdvvdemeklvqikelrvdggatandflmqfqadilnrk virpvvkettalgaaylaglavdywadtreiaelwkaerifepkmdektrerlykgwkea vkramgwakvvdsaksn
>6k76A (A:) vlsldegttsaraiifdresnihgigqyefpqhyprpgwvehnpeeiwdaqlraikdaiq sarepnqiaaigvtnqrettlvwdkdgkplynaivwqcrrtaemveeikreygtmikekt glvpdayfsasklkwlldnvpglrekaekgevmfgtvdtfliyrltgehvtdysnasrtm lfnikkldwddellelfdipesvlpevressevygytkkelaeipvsgdagdqqaalfgq aafeagmvkatygtgsfilvntdkmvlysdnllttiawglngrvsyalegsifvtgaavq wlrdgikiikhaseteelatklesnegvyfvpafvglgapywdqfargiiigitrgtgre hlaratleaiayltrdvvdemeklvqikelrvdggatandflmqfqadilnrkvirpvvk ettalgaaylaglavdywadtreiaelwkaerifepkmdektrerlykgwkeavkramgw akvvd
>6k76B (B:) mekfvlsldegttsaraiifdresnihgigqyefpqhyprpgwvehnpeeiwdaqlraik daiqsariepnqiaaigvtnqrettlvwdkdgkplynaivwqcrrtaemveeikreygtm ikektglvpdayfsasklkwlldnvpglrekaekgevmfgtvdtfliyrltgehvtdysn asrtmlfnikkldwddellelfdipesvlpevressevygytkkellgaeipvsgdagdq qaalfgqaafeagmvkatygtgsfilvntdkmvlysdnllttiawglngrvsyalegsif vtgaavqwlrdgikiikhaseteelatklesnegvyfvpafvglgapywdqfargiiigi trgtgrehlaratleaiayltrdvvdemeklvqikelrvdggatandflmqfqadilnrk virpvvkettalgaaylaglavdywadtreiaelwkaerifepkmdektrerlykgwkea vkramgwakvvdsaksn
>6k76B (B:) mekfvlsldegttsaraiifdresnihgigqyefpvehnpeeiwdaqlraikdaiqsari epnqiaaigvtnqrettlvwdkdgkplynaivwqcrrtaemveeikreygtmikektglv pdayfsasklkwlldnvpglrekaekgevmfgtvdtfliyrltgehvtdysnasrtmlfn ikkldwddellelfdipesvlpevressevygytkkellgaeipvsgdagdqqaalfgqa afeagmvkatygtgsfilvntdkmvlysdnllttiawglngrvsyalegsifvtgaavqw lrdgikiikhaseteelatklesnegvyfvpafvglgapywdqfargiiigitrgtgreh laratleaiayltrdvvdemeklvqikelrvdggatandflmqfqadilnrkvirpvvke ttalgaaylaglavdywadtreiaelwkaerifepkmdektrerlykgwkeavkramgwa kv