The quantitative Matrix of HLA-A3
| Amino acid/positions | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 |
| A | 1.06 | -0.13 | 1.03 | 1.11 | 1.29 | 0.84 | 0.87 | 1.07 | -1.00 |
| C | 2.00 | 2.00 | 2.00 | 2.00 | -2.00 | 2.00 | -0.67 | 0.00 | 0.00 |
| D | -0.67 | -1.64 | -0.80 | -0.67 | -0.67 | -2.00 | -1.20 | -1.11 | -1.43 |
| E | -0.55 | -2.00 | -1.08 | 0.74 | -0.80 | -1.50 | -1.11 | 0.00 | -2.00 |
| F | -2.00 | -0.18 | 1.22 | 0.00 | 0.29 | 0.20 | 0.59 | -0.91 | 3.00 |
| G | 0.18 | -1.64 | -0.75 | -0.09 | 0.00 | 0.26 | -0.35 | -0.57 | -2.00 |
| H | 0.00 | -2.00 | 1.00 | 1.43 | 0.00 | 0.67 | 1.43 | 0.67 | 0.00 |
| I | -0.74 | -0.32 | -0.44 | -1.16 | -0.74 | 0.80 | -0.40 | -2.00 | -1.71 |
| K | 0.62 | -2.00 | -0.89 | 0.26 | -0.08 | -1.43 | -0.93 | 0.10 | 6.28 |
| L | -0.55 | 5.97 | -0.86 | -1.25 | -0.67 | 0.11 | 0.42 | -0.17 | -2.00 |
| M | 0.40 | 5.67 | -0.40 | -2.00 | -1.00 | 0.40 | 1.00 | -0.67 | -0.67 |
| N | 0.00 | 0.00 | 0.40 | 1.60 | 2.00 | 0.00 | 0.00 | 1.50 | -2.00 |
| P | -1.43 | -1.43 | -1.00 | -0.08 | 0.10 | -0.74 | -1.25 | -0.44 | -1.64 |
| Q | 0.40 | -2.00 | 0.40 | 0.29 | -0.50 | 0.00 | -0.29 | -0.67 | -2.00 |
| R | 0.77 | 0.18 | 1.20 | 0.40 | 0.18 | -0.29 | -0.50 | 0.29 | 0.93 |
| S | 0.53 | -0.25 | -0.86 | -1.00 | 0.13 | 0.73 | -0.40 | -0.13 | -1.50 |
| T | 0.29 | 0.35 | -0.50 | -0.22 | 0.15 | 0.40 | -0.33 | 0.53 | -2.00 |
| V | -0.53 | 5.97 | -0.44 | -0.75 | 0.22 | 0.20 | 0.40 | -0.59 | -2.00 |
| W | -2.00 | -2.00 | -0.67 | 0.40 | -2.00 | 1.00 | 0.00 | 1.33 | -2.00 |
| X | 0.00 | 2.00 | 0.00 | 0.00 | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 |
| Y | -0.67 | -0.29 | 0.75 | -2.00 | -0.80 | -1.00 | 0.00 | 0.00 | 6.45 |
| Thresold(%) | 1% | 2% | 3% | 4% | 5% | 6% | 7% | 8% | 9% | 10% |
| Value | 11.00 | 9.09 | 7.99 | 7.25 | 6.70 | 6.26 | 5.88 | 5.54 | 5.23 | 4.95 |