From: Genomic analysis of membrane protein families: abundance and conserved motifs
Pairs | Pfam-A families as transporter/ symporter/channel | All Pfam-A families | Percentage (%) |
GG4 | 18 | 38 | 47.4 |
GA4 AG4 AA4 | 11 | 36 | 30.6 |
GS4 SG4 SS4 | 4 | 25 | 16 |
GG7 | 7 | 16 | 43.8 |
GA7 AG7 AA7 | 5 | 18 | 27.8 |
GS7 SG7 SS7 | 6 | 22 | 27.3 |
All pairs | 45 | 168 | 26.7 |