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