Anthrax protective antigen: Difference between revisions
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<StructureSection load='1acc' size='450' side='right' caption='Anthrax protective antigen (PA83) complex with Ca+2 ions (PDB code [[1acc]])' scene='48/485625/Cv/ | <StructureSection load='1acc' size='450' side='right' caption='Anthrax protective antigen (PA83) complex with Ca+2 ions (PDB code [[1acc]])' scene='48/485625/Cv/7'> | ||
== Function == | == Function == | ||
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PA contains 4 domains:<br /> | PA contains 4 domains:<br /> | ||
* <scene name='48/485625/Cv/3'>Domain 1 is the N terminal | * <scene name='48/485625/Cv/3'>Domain 1</scene> is the N terminal (in yellow). It contains the furin protease cleavage site enabling the release of PA20.<br /> | ||
* Domain 2 (in cyan) is the heptamerization domain of PA63.<br /> | * <scene name='48/485625/Cv/4'>Domain 2</scene> (in cyan) is the heptamerization domain of PA63.<br /> | ||
* Domain 3 (in salmon) forms the heptameric pore with domain 2 and enabling LF and EF to penetrate the cell.<br /> | * <scene name='48/485625/Cv/5'>Domain 3</scene> (in salmon) forms the heptameric pore with domain 2 and enabling LF and EF to penetrate the cell.<br /> | ||
* Domain 4 (in magenta) is important for receptor recognition and pore formation. <br /> | * <scene name='48/485625/Cv/6'>Domain 4</scene> (in magenta) is important for receptor recognition and pore formation. <br /> | ||
</StructureSection> | </StructureSection> |