CPT
PCM
| Residue type | PCM type | Category | Position | UniProt PTM accession | Entries in PDB |
| ARG | None | Metal coordination | Amino-acid side chain (Any position) | 4 | |
| ARG | None | Metal coordination | Amino-acid side chain (Any position) | 0 | |
| ASP | None | Metal coordination | Amino-acid side chain (Any position) | 0 | |
| ASP | None | Metal coordination | Amino-acid side chain (Any position) | 0 | |
| CYS | None | Metal coordination | Amino-acid backbone (Any position) | 0 | |
| CYS | None | Metal coordination | Amino-acid side chain (Any position) | 15 | |
| GLN | None | Metal coordination | Amino-acid side chain (Any position) | 1 | |
| GLU | None | Metal coordination | Amino-acid side chain (Any position) | 3 | |
| HIS | None | Metal coordination | Amino-acid side chain (Any position) | 22 | |
| HIS | None | Metal coordination | Amino-acid side chain (Any position) | 30 | |
| LYS | None | Metal coordination | Amino-acid side chain (Any position) | 13 | |
| MET | None | Metal coordination | Amino-acid side chain (Any position) | 17 | |
| MET | None | Metal coordination | Amino-acid backbone (Any position) | 4 |
