Chains and heterogens:
PDB Chain Sequences:
>1gxmA (A:) mtgrmltldgnpaanwlnnartkwsasradvvlsyqqnnggwpknldynsvgnggggnes gtidngatitemvflaevyksggntkyrdavrkaanflvnsqystgalpqfyplkggysd hatfndngmayaltvldfaankrapfdtdvfsdndrtrfktavtkgtdyilkaqwkqngv ltvwcaqhgaldyqpkkarayeleslsgsesvgvlaflmtqpqtaeieqavragvawfns prtylegytydsslaatnpivpragskmwyrfydlntnrgffsdrdgskfyditqmsler rtgyswggnygtsiinfaqkvgyl
>1gxmB (B:) glvprgshmtgrmltldgnpaanwlnnartkwsasradvvlsyqqnnggwpknldynsvg nggggnesgtidngatitemvflaevyksggntkyrdavrkaanflvnsqystgalpqfy plkggysdhatfndngmayaltvldfaankrapfdtdvfsdndrtrfktavtkgtdyilk aqwkqngvltvwcaqhgaldyqpkkarayeleslsgsesvgvlaflmtqpqtaeieqavr agvawfnsprtylegytydsslaatnpivpragskmwyrfydlntnrgffsdrdgskfyd itqmslerrtgyswggnygtsiinfaqkvgyl