HEM Query on HEM
Download Ideal Coordinates CCD File 
| E [auth A], M [auth B] | PROTOPORPHYRIN IX CONTAINING FE C34 H32 Fe N4 O4 KABFMIBPWCXCRK-RGGAHWMASA-L | ![](https://cdn.rcsb.org/images/ccd/unlabeled/H/HEM.svg) | |
NAG Query on NAG
Download Ideal Coordinates CCD File 
| I [auth A], Q [auth B] | 2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N | ![](https://cdn.rcsb.org/images/ccd/unlabeled/N/NAG.svg) | |
MAN Query on MAN
Download Ideal Coordinates CCD File 
| J [auth A] K [auth A] L [auth A] R [auth B] S [auth B]
J [auth A], K [auth A], L [auth A], R [auth B], S [auth B], T [auth B] | alpha-D-mannopyranose C6 H12 O6 WQZGKKKJIJFFOK-PQMKYFCFSA-N | ![](https://cdn.rcsb.org/images/ccd/unlabeled/M/MAN.svg) | |
MN Query on MN
Download Ideal Coordinates CCD File 
| H [auth A], P [auth B] | MANGANESE (II) ION Mn WAEMQWOKJMHJLA-UHFFFAOYSA-N | ![](https://cdn.rcsb.org/images/ccd/unlabeled/M/MN.svg) | |
CA Query on CA
Download Ideal Coordinates CCD File 
| F [auth A], G [auth A], N [auth B], O [auth B] | CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N | ![](https://cdn.rcsb.org/images/ccd/unlabeled/C/CA.svg) | |