| Strain | Pseudomonas fulva 12-X |
| GI | 333901289 |
| Locus Tag | Psefu_3104 |
| Description | flagellar hook capping protein |
| Strain | Pseudomonas aeruginosa C3719 |
| GI | 254234215 |
| Locus Tag | PACG_00050 |
| Description | flagellar basal-body rod modification protein FlgD |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83647174 |
| Locus Tag | HCH_04480 |
| Description | flagellar hook capping protein |