QPT
PCM
| Residue type | PCM type | Category | Position | UniProt PTM accession | Entries in PDB |
| ARG | None | Metal coordination | Amino-acid side chain (Any position) | 7 | |
| ARG | None | Metal coordination | Amino-acid side chain (Any position) | 0 | |
| HIS | None | Metal coordination | Amino-acid side chain (Any position) | 7 | |
| HIS | None | Metal coordination | Amino-acid side chain (Any position) | 14 | |
| MET | None | Metal coordination | Amino-acid side chain (Any position) | 0 |
