| Metal site id | Bound amino acids | Bound ligands IDs |
| 5CRG-CA-1 | D2 | ASP A.113 ASP B.113 HOH A.1054 HOH A.646 HOH A.822 HOH B.503 HOH B.557 |
| 5CRG-CA-2 | D1E1 | ASP B.290 GLU A.117 HOH A.894 HOH A.920 HOH A.946 HOH B.628 |
| 5CRG-CA-3 | D2 | ASP A.290 ASP B.121 HOH B.548 HOH B.553 HOH B.654 HOH B.722 HOH B.926 |
| 5CRG-CA-4 | D2E2 | ASP A.259 ASP A.261 GLU A.330 GLU B.128 HOH B.882 |
| 5CRG-CA-5 | D1E2 | ASP A.261 GLU A.331 GLU B.135 HOH A.553 HOH B.567 HOH B.758 |
| 5CRG-CA-6 | D1E3 | ASP A.261 GLU A.264 GLU A.331 GLU B.135 HOH A.566 HOH A.583 HOH A.618 HOH B.636 |
| 5CRG-CA-7 | D2 | ASP A.121 ASP B.290 HOH A.561 HOH A.627 HOH A.683 HOH A.741 HOH B.917 |
| 5CRG-CA-8 | D2E1 | ASP B.259 ASP B.261 GLU A.128 HOH A.592 HOH B.501 HOH B.546 |
| 5CRG-CA-9 | D1E2 | ASP B.261 GLU A.135 GLU B.331 HOH A.593 HOH A.695 HOH B.520 |
| 5CRG-CA-10 | D1E3 | ASP B.261 GLU A.135 GLU B.264 GLU B.331 HOH A.547 HOH B.529 HOH B.789 |
| 5CRG-CA-11 | D1E1 | ASP A.290 GLU B.117 HOH A.705 HOH B.695 HOH B.791 HOH B.896 |