Chains and heterogens:
PDB Chain Sequences:
>1gpuA (A:) mtqftdidklavstirilavdtvskansghpgaplgmapaahvlwsqmrmnptnpdwinr drfvlsnghavallysmlhltgydlsiedlkqfrqlgsrtpghpefelpgvevttgplgq gisnavgmamaqanlaatynkpgftlsdnytyvflgdgclqegisseasslaghlklgnl iaiyddnkitidgatsisfdedvakryeaygwevlyvengnedlagiakaiaqaklskdk ptlikmtttigygslhagshsvhgaplkaddvkqlkskfgfnpdksfvvpqevydhyqkt ilkpgveannkwnklfseyqkkfpelgaelarrlsgqlpanwesklptytakdsavatrk lsetvledvynqlpeliggsadltpsnltrwkealdfqppssgsgnysgryirygireha mgaimngisafganykpyggtflnfvsyaagavrlsalsghpviwvathdsigvgedgpt hqpietlahfrslpniqvwrpadgnevsaayknsleskhtpsiialsrqnlpqlegssie saskggyvlqdvanpdiilvatgsevslsveaaktlaaknikarvvslpdfftfdkqple yrlsvlpdnvpimsvevlattcwgkyahqsfgidrfgasgkapevfkffgftpegvaera qktiafykgdklisplkkaf
>1gpuA (A:) qftdidklavstirilavdtvskansghpgaplgmapaahvlwsqmrmnptnpdwinrdr fvlsnghavallysmlhltgydlsiedlkqfrqlgsrtpghpefelpgvevttgplgqgi snavgmamaqanlaatynkpgftlsdnytyvflgdgclqegisseasslaghlklgnlia iyddnkitidgatsisfdedvakryeaygwevlyvengnedlagiakaiaqaklskdkpt likmtttigygslhagshsvhgaplkaddvkqlkskfgfnpdksfvvpqevydhyqktil kpgveannkwnklfseyqkkfpelgaelarrlsgqlpanwesklptytakdsavatrkls etvledvynqlpeliggsadltpsnltrwkealdfqppssgsgnysgryirygirehamg aimngisafganykpyggtflnfvsyaagavrlsalsghpviwvathdsigvgedgpthq pietlahfrslpniqvwrpadgnevsaayknsleskhtpsiialsrqnlpqlegssiesa skggyvlqdvanpdiilvatgsevslsveaaktlaaknikarvvslpdfftfdkqpleyr lsvlpdnvpimsvevlattcwgkyahqsfgidrfgasgkapevfkffgftpegvaeraqk tiafykgdklisplkkaf
>1gpuB (B:) mtqftdidklavstirilavdtvskansghpgaplgmapaahvlwsqmrmnptnpdwinr drfvlsnghavallysmlhltgydlsiedlkqfrqlgsrtpghpefelpgvevttgplgq gisnavgmamaqanlaatynkpgftlsdnytyvflgdgclqegisseasslaghlklgnl iaiyddnkitidgatsisfdedvakryeaygwevlyvengnedlagiakaiaqaklskdk ptlikmtttigygslhagshsvhgaplkaddvkqlkskfgfnpdksfvvpqevydhyqkt ilkpgveannkwnklfseyqkkfpelgaelarrlsgqlpanwesklptytakdsavatrk lsetvledvynqlpeliggsadltpsnltrwkealdfqppssgsgnysgryirygireha mgaimngisafganykpyggtflnfvsyaagavrlsalsghpviwvathdsigvgedgpt hqpietlahfrslpniqvwrpadgnevsaayknsleskhtpsiialsrqnlpqlegssie saskggyvlqdvanpdiilvatgsevslsveaaktlaaknikarvvslpdfftfdkqple yrlsvlpdnvpimsvevlattcwgkyahqsfgidrfgasgkapevfkffgftpegvaera qktiafykgdklisplkkaf
>1gpuB (B:) qftdidklavstirilavdtvskansghpgaplgmapaahvlwsqmrmnptnpdwinrdr fvlsnghavallysmlhltgydlsiedlkqfrqlgsrtpghpefelpgvevttgplgqgi snavgmamaqanlaatynkpgftlsdnytyvflgdgclqegisseasslaghlklgnlia iyddnkitidgatsisfdedvakryeaygwevlyvengnedlagiakaiaqaklskdkpt likmtttigygslhagshsvhgaplkaddvkqlkskfgfnpdksfvvpqevydhyqktil kpgveannkwnklfseyqkkfpelgaelarrlsgqlpanwesklptytakdsavatrkls etvledvynqlpeliggsadltpsnltrwkealdfqppssgsgnysgryirygirehamg aimngisafganykpyggtflnfvsyaagavrlsalsghpviwvathdsigvgedgpthq pietlahfrslpniqvwrpadgnevsaayknsleskhtpsiialsrqnlpqlegssiesa skggyvlqdvanpdiilvatgsevslsveaaktlaaknikarvvslpdfftfdkqpleyr lsvlpdnvpimsvevlattcwgkyahqsfgidrfgasgkapevfkffgftpegvaeraqk tiafykgdklisplkkaf