| Class a: All alpha proteins [46456] (284 folds) | 
| Fold a.4: DNA/RNA-binding 3-helical bundle [46688] (14 superfamilies) core: 3-helices; bundle, closed or partly opened, right-handed twist; up-and down  | 
Superfamily a.4.5: "Winged helix" DNA-binding domain [46785] (85 families) ![]() contains a small beta-sheet (wing)  | 
| Family a.4.5.63: ROK associated domain [140279] (3 proteins) found N-terminal to ROK domain in some proteins  | 
| Protein N-acetylglucosamine kinase [140282] (1 species) Transcriptional regulator, XylR-related  | 
| Thermotoga maritima [TaxId:2336] [140283] (1 PDB entry) Uniprot Q9X0V1 10-71  | 
| Domain d2hoea1: 2hoe A:10-71 [136639] Other proteins in same PDB: d2hoea2, d2hoea3 complexed with gol, k  | 
Timeline for Protein N-acetylglucosamine kinase from a.4.5.63: ROK associated domain: