| B4UMX2 | n/a | 4cp0 | CL | A | 1296 | e4cp0A1 | N-terminal beta-sandwich domain in anthrax protective antigen | N-terminal beta-sandwich domain in anthrax protective antigen | N-terminal beta-sandwich domain in anthrax protective antigen | GLEYA |
| B4UMX2 | n/a | 4cp1 | CL | A | 1298 | e4cp1A1 | N-terminal beta-sandwich domain in anthrax protective antigen | N-terminal beta-sandwich domain in anthrax protective antigen | N-terminal beta-sandwich domain in anthrax protective antigen | GLEYA |
| B4UMX2 | n/a | 4cp2 | CL | A | 1298 | e4cp2A1 | N-terminal beta-sandwich domain in anthrax protective antigen | N-terminal beta-sandwich domain in anthrax protective antigen | N-terminal beta-sandwich domain in anthrax protective antigen | GLEYA |