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 | |
| ASN | None | Metal coordination | Amino-acid side chain (Any position) | 10 | |
| ASN | None | Metal coordination | Amino-acid backbone (Any position) | 1 | |
| ASN | None | Metal coordination | Amino-acid side chain (Any position) | 0 | |
| ASP | None | Metal coordination | Amino-acid side chain (Any position) | 41 | |
| ASP | None | Metal coordination | Amino-acid side chain (Any position) | 4 | |
| GLN | None | Metal coordination | Amino-acid side chain (Any position) | 38 | |
| GLN | None | Metal coordination | Amino-acid side chain (Any position) | 8 | |
| GLU | None | Metal coordination | Amino-acid side chain (Any position) | 157 | |
| GLU | None | Metal coordination | Amino-acid side chain (Any position) | 121 | |
| HIS | None | Metal coordination | Amino-acid side chain (Any position) | 9 | |
| HIS | None | Metal coordination | Amino-acid side chain (Any position) | 128 | |
| HIS | None | Metal coordination | Amino-acid backbone (Any position) | 5 | |
| ILE | None | Metal coordination | Amino-acid backbone (Any position) | 25 | |
| LEU | None | Metal coordination | Amino-acid backbone (Any position) | 23 | |
| PHE | None | Metal coordination | Amino-acid backbone (Any position) | 43 | |
| PRO | None | Metal coordination | Amino-acid backbone (Any position) | 21 | |
| SER | None | Metal coordination | Amino-acid backbone (Any position) | 4 | |
| THR | None | Metal coordination | Amino-acid backbone (Any position) | 1 | |
| THR | None | Metal coordination | Amino-acid side chain (Any position) | 0 | |
| TRP | None | Metal coordination | Amino-acid backbone (Any position) | 164 | |
| TYR | None | Metal coordination | Amino-acid backbone (Any position) | 130 | |
| VAL | None | Metal coordination | Amino-acid backbone (Any position) | 173 |
