CHL
PCM
| Residue type | PCM type | Category | Position | UniProt PTM accession | Entries in PDB |
| ARG | None | Metal coordination | Amino-acid side chain (Any position) | 5 | |
| ARG | None | Metal coordination | Amino-acid side chain (Any position) | 1 | |
| ASN | None | Metal coordination | Amino-acid side chain (Any position) | 16 | |
| ASN | None | Metal coordination | Amino-acid backbone (Any position) | 1 | |
| ASN | None | Metal coordination | Amino-acid side chain (Any position) | 8 | |
| ASP | None | Metal coordination | Amino-acid side chain (Any position) | 66 | |
| ASP | None | Metal coordination | Amino-acid side chain (Any position) | 18 | |
| GLN | None | Metal coordination | Amino-acid side chain (Any position) | 48 | |
| GLN | None | Metal coordination | Amino-acid side chain (Any position) | 98 | |
| GLU | None | Metal coordination | Amino-acid side chain (Any position) | 182 | |
| GLU | None | Metal coordination | Amino-acid side chain (Any position) | 107 | |
| HIS | None | Metal coordination | Amino-acid side chain (Any position) | 29 | |
| HIS | None | Metal coordination | Amino-acid side chain (Any position) | 117 | |
| HIS | None | Metal coordination | Amino-acid backbone (Any position) | 12 | |
| ILE | None | Metal coordination | Amino-acid backbone (Any position) | 86 | |
| ILE | None | Metal coordination | Amino-acid backbone (Any position) | 29 | |
| LEU | None | Metal coordination | Amino-acid backbone (Any position) | 28 | |
| LEU | None | Metal coordination | Amino-acid backbone (Any position) | 0 | |
| PHE | None | Metal coordination | Amino-acid backbone (Any position) | 77 | |
| PRO | None | Metal coordination | Amino-acid backbone (Any position) | 13 | |
| SER | None | Metal coordination | Amino-acid backbone (Any position) | 56 | |
| THR | None | Metal coordination | Amino-acid backbone (Any position) | 86 | |
| THR | None | Metal coordination | Amino-acid side chain (Any position) | 107 | |
| TRP | None | Metal coordination | Amino-acid backbone (Any position) | 188 | |
| TYR | None | Metal coordination | Amino-acid backbone (Any position) | 85 | |
| VAL | None | Metal coordination | Amino-acid backbone (Any position) | 105 |
