CompaRNA - on-line benchmarks of RNA structure prediction methods
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Table of contents:

  1. Overview

  2. Performance Plots

  3. Performance of Contrafold - scored higher in this pairwise comparison

  4. Performance of Afold - scored lower in this pairwise comparison

  5. Compile and download dataset for Contrafold & Afold [.zip] - may take several seconds...


Overview

Metric Contrafold Afold
MCC 0.516 > 0.427
Average MCC ± 95% Confidence Intervals 0.546 ± 0.081 > 0.515 ± 0.087
Sensitivity 0.456 > 0.386
Positive Predictive Value 0.585 > 0.474
Total TP 2136 > 1807
Total TN 13288836 > 13288676
Total FP 1664 < 2157
Total FP CONTRA 289 < 301
Total FP INCONS 1228 < 1705
Total FP COMP 147 < 151
Total FN 2547 < 2876
P-value 3.56938820447e-08

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Performance plots


  1. Comparison of performance of Contrafold and Afold. Positive Predictive Value (PPV) is plotted against sensitivity. Each dot represents a single test of each method. See tables below for raw data (individual counts for Contrafold and Afold).

  2. Average Matthews Correlation Coefficients (MCC) with 95% confidence intervals (CIs) were plotted for different RNA families, for which at least 3 members were present in the benchmarking dataset. 'n' denotes the number of MCCs used to calculate the average and CI. See tables below for raw data (individual counts for Contrafold and Afold).

  3. Comparison of average Matthews Correlation Coefficients (MCCs) for Contrafold and Afold. The whiskers correspond to 95% confidence intervals (CIs). 'n' denotes the number of MCCs used to calculate average MCCs and CIs. See tables below for raw data (individual counts for Contrafold and Afold).

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Performance of Contrafold - scored higher in this pairwise comparison

1. Total counts & total scores for Contrafold

Total Base Pair Counts
Total TP 2136
Total TN 13288836
Total FP 1664
Total FP CONTRA 289
Total FP INCONS 1228
Total FP COMP 147
Total FN 2547
Total Scores
MCC 0.516
Average MCC ± 95% Confidence Intervals 0.546 ± 0.081
Sensitivity 0.456
Positive Predictive Value 0.585
Nr of predictions 42

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2. Individual counts for Contrafold [ download as .csv ]

RNA Chain Rfam family MCC SENS PPV TP TN FP FP CONTRA FP INCONS FP COMP FN
2KDQ_B 0.95 0.91 1.00 10 396 0 0 0 0 1
2KFC_A - 0.45 0.25 0.83 5 624 1 0 1 0 15
2KX8_A 0.94 0.89 1.00 16 845 0 0 0 0 2
2LC8_A 0.45 0.35 0.58 7 1528 5 2 3 0 13
2LKR_A - 0.84 0.79 0.89 31 6070 6 0 4 2 8
2RP0_A - 0.64 0.42 1.00 5 346 0 0 0 0 7
2WDL_A - 0.57 0.48 0.67 582 3937349 294 33 257 4 622
2WRQ_Y 0.57 0.59 0.56 10 2832 13 5 3 5 7
2WW9_F - 0.59 0.60 0.60 6 290 4 0 4 0 4
2WW9_D - 0.39 0.23 0.67 6 1944 3 2 1 0 20
2WW9_E - 0.00 0.00 0.00 0 561 0 0 0 0 14
2ZZM_B 0.53 0.47 0.60 15 3461 10 2 8 0 17
2ZZN_D 0.82 0.78 0.88 21 2461 3 0 3 0 6
3A2K_C 0.44 0.43 0.46 12 2900 14 2 12 0 16
3A3A_A 0.87 0.76 1.00 28 3627 0 0 0 0 9
3ADB_C - 0.92 0.84 1.00 32 4154 0 0 0 0 6
3AKZ_H 0.39 0.39 0.41 11 2674 17 4 12 1 17
3AM1_B - 0.68 0.63 0.73 22 3210 8 1 7 0 13
3G4S_9 0.30 0.25 0.38 14 7344 23 1 22 0 43
3GCA_A - 0.49 0.29 0.83 5 522 1 0 1 0 12
3IVN_B 0.78 0.61 1.00 19 2327 0 0 0 0 12
3IWN_A 0.80 0.67 0.96 22 4255 1 0 1 0 11
3IYQ_A 0.34 0.37 0.32 35 60615 80 21 55 4 59
3IZ4_A 0.52 0.45 0.61 60 70777 44 4 35 5 72
3IZF_C 0.68 0.61 0.77 33 6860 10 1 9 0 21
3J0L_7 - -0.01 0.00 0.00 0 1218 7 0 7 0 17
3JYV_7 -0.01 0.00 0.00 0 2830 20 0 20 0 32
3JYX_3 0.28 0.30 0.27 8 6298 23 8 14 1 19
3JYX_4 0.20 0.21 0.20 7 12211 35 6 22 7 26
3JYX_5 - 0.36 0.35 0.37 311 5022016 626 153 385 88 582
3KIY_A - 0.56 0.47 0.67 585 4053253 305 29 261 15 656
3KTW_C - 0.44 0.40 0.50 17 4526 18 2 15 1 26
3LA5_A 0.78 0.62 1.00 21 2464 0 0 0 0 13
3NDB_M - 0.81 0.72 0.92 44 9132 5 0 4 1 17
3NKB_B - 0.54 0.50 0.59 13 1994 9 0 9 0 13
3NPB_A 0.76 0.70 0.84 32 6983 8 1 5 2 14
3O58_2 0.78 0.76 0.81 29 7224 10 2 5 3 9
3O58_3 0.28 0.26 0.31 9 12374 20 3 17 0 26
3RKF_A 0.73 0.59 0.91 20 2189 2 1 1 0 14
3U4M_B - 0.59 0.46 0.77 17 3138 5 0 5 0 20
4A1C_2 0.16 0.15 0.17 5 11751 33 5 20 8 28
4ENB_A 0.73 0.58 0.92 11 1263 1 1 0 0 8

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Performance of Afold - scored lower in this pairwise comparison

1. Total counts & total scores for Afold

Total Base Pair Counts
Total TP 1807
Total TN 13288676
Total FP 2157
Total FP CONTRA 301
Total FP INCONS 1705
Total FP COMP 151
Total FN 2876
Total Scores
MCC 0.427
Average MCC ± 95% Confidence Intervals 0.515 ± 0.087
Sensitivity 0.386
Positive Predictive Value 0.474
Nr of predictions 42

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2. Individual counts for Afold [ download as .csv ]

RNA Chain Rfam family MCC SENS PPV TP TN FP FP CONTRA FP INCONS FP COMP FN
2KDQ_B 0.95 0.91 1.00 10 396 0 0 0 0 1
2KFC_A - -0.02 0.00 0.00 0 622 8 0 8 0 20
2KX8_A 0.94 0.89 1.00 16 845 0 0 0 0 2
2LC8_A 0.61 0.55 0.69 11 1524 6 0 5 1 9
2LKR_A - 0.93 0.87 1.00 34 6071 3 0 0 3 5
2RP0_A - 0.58 0.42 0.83 5 345 1 0 1 0 7
2WDL_A - 0.43 0.37 0.50 447 3937333 444 31 410 3 757
2WRQ_Y 0.57 0.59 0.56 10 2832 13 5 3 5 7
2WW9_F - 0.59 0.60 0.60 6 290 4 0 4 0 4
2WW9_D - 0.18 0.15 0.24 4 1936 13 0 13 0 22
2WW9_E - 0.47 0.29 0.80 4 556 1 0 1 0 10
2ZZM_B 0.21 0.19 0.25 6 3462 18 0 18 0 26
2ZZN_D 0.80 0.74 0.87 20 2462 3 0 3 0 7
3A2K_C 0.41 0.39 0.44 11 2901 14 2 12 0 17
3A3A_A 0.84 0.70 1.00 26 3629 0 0 0 0 11
3ADB_C - 0.78 0.74 0.82 28 4152 6 0 6 0 10
3AKZ_H 0.16 0.14 0.19 4 2680 17 2 15 0 24
3AM1_B - 0.72 0.66 0.79 23 3211 6 0 6 0 12
3G4S_9 0.48 0.35 0.67 20 7351 11 1 9 1 37
3GCA_A - -0.02 0.00 0.00 0 519 9 0 9 0 17
3IVN_B 0.78 0.61 1.00 19 2327 0 0 0 0 12
3IWN_A 0.62 0.58 0.68 19 4250 9 0 9 0 14
3IYQ_A 0.31 0.34 0.29 32 60616 82 23 55 4 62
3IZ4_A 0.48 0.45 0.51 59 70760 58 11 46 1 73
3IZF_C 0.66 0.57 0.76 31 6862 10 1 9 0 23
3J0L_7 - -0.01 0.00 0.00 0 1210 15 1 14 0 17
3JYV_7 -0.01 0.00 0.00 0 2827 23 1 22 0 32
3JYX_3 0.54 0.56 0.54 15 6300 24 1 12 11 12
3JYX_4 0.31 0.30 0.31 10 12214 35 5 17 13 23
3JYX_5 - 0.29 0.30 0.29 268 5021928 735 179 490 66 625
3KIY_A - 0.43 0.36 0.50 449 4053235 456 24 420 12 792
3KTW_C - 0.71 0.63 0.82 27 4527 7 2 4 1 16
3LA5_A 0.78 0.62 1.00 21 2464 0 0 0 0 13
3NDB_M - 0.84 0.74 0.96 45 9133 3 0 2 1 16
3NKB_B - 0.59 0.54 0.67 14 1995 7 0 7 0 12
3NPB_A 0.74 0.61 0.90 28 6990 5 0 3 2 18
3O58_2 0.66 0.66 0.66 25 7222 14 4 9 1 13
3O58_3 0.34 0.34 0.34 12 12368 37 2 21 14 23
3RKF_A 0.76 0.59 1.00 20 2191 0 0 0 0 14
3U4M_B - 0.38 0.32 0.46 12 3134 14 0 14 0 25
4A1C_2 0.14 0.15 0.14 5 11745 43 5 26 12 28
4ENB_A 0.67 0.58 0.79 11 1261 3 1 2 0 8

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Matthews Correlation Coeffient, Sensitivity and Positive Predictive Value have been calculated based on the paper by Gardener & Giegerich, 2004.