T-group (topology)
139.2.1 Di-heme elbow motif
Ligands and drugs
352
Member domains
253
with ligand contacts (≤ 4 Å)
71.9% of members
239
with DrugDomain annotations
67.9% of members
236
with a DrugBank compound
67.0% of members
Aggregated over all current member domains of this group. Drug annotations come from DrugDomain; buffers and crystallization additives are excluded from the tables below.
Chemical profile
Chemical profiles are computed for X-groups. 139.2.1 belongs to X-group 139 Multiheme cytochromes, which binds 6.5 ligand superclasses per 20 proteins, narrower than 68% of the 256 X-groups with enough proteins to compare. View its chemical profile →
DrugBank compounds
| DrugBank | PDB ligand | Name | Domains |
|---|---|---|---|
| DB03317 | HEC | Ferroheme C | 206 |
| DB18267 | HEM | Ferroheme | 32 |
| DB12529 | NO2 | Nitrite | 18 |
| DB02580 | PG6 | Pentaglyme | 16 |
| DB00141 | NAG | N-Acetylglucosamine | 1 |
Most frequently bound compounds
| PDB ligand | Name | Domains in contact |
|---|---|---|
| HEC | HEME C | 190 |
| CAmetal | CALCIUM ION | 117 |
| HEM | PROTOPORPHYRIN IX CONTAINING FE | 29 |
| SO3 | SULFITE ION | 23 |
| NO2 | NITRITE ION | 19 |
| PG6 | 1-(2-METHOXY-ETHOXY)-2-{2-[2-(2-METHOXY-ETHOXY]-ETHOXY}-ETHANE | 16 |
| NAmetal | SODIUM ION | 14 |
| ISW | {3,3'-[(9S)-8,13-diethenyl-3,7,12,17-tetramethyl-9,10-dihydroporphyrin-2,18-diyl-kappa~4~N~21~,N~22~,N~23~,N~24~]dipropanoato(2-)}iron | 12 |
| Kmetal | POTASSIUM ION | 10 |
| Y1metal | YTTRIUM ION | 7 |
| CL | CHLORIDE ION | 6 |
| AZI | AZIDE ION | 5 |
| HOA | HYDROXYAMINE | 5 |
| MRD | (4R)-2-METHYLPENTANE-2,4-DIOL | 5 |
| COmetal | COBALT (II) ION | 4 |
| EUmetal | EUROPIUM ION | 4 |
| HG1 | 1-[(4-cyclohexylbutanoyl)(2-hydroxyethyl)amino]-1-deoxy-D-glucitol | 4 |
| 12P | DODECAETHYLENE GLYCOL | 2 |
| CYN | CYANIDE ION | 2 |
| JUG | 5-hydroxynaphthalene-1,4-dione | 2 |