| sulfur compound binding | GO:1901681 | 4.32 |
| peptidase inhibitor activity | GO:0030414 | 4.55 |
| carbohydrate derivative binding | GO:0097367 | 2.03 |
| enzyme regulator activity | GO:0030234 | 2.85 |
| peptidase regulator activity | GO:0061134 | 4.37 |
| glycosaminoglycan binding | GO:0005539 | 4.42 |
| protein binding | GO:0005515 | 0.46 |
| endopeptidase inhibitor activity | GO:0004866 | 4.6 |
| endopeptidase regulator activity | GO:0061135 | 4.57 |
| metalloendopeptidase inhibitor activity | GO:0008191 | 7.03 |
| enzyme inhibitor activity | GO:0004857 | 3.78 |
| molecular function regulator | GO:0098772 | 2.51 |
| heparin binding | GO:0008201 | 4.68 |
| binding | GO:0005488 | 0.18 |