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

  1. Overview

  2. Performance Plots

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

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

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


Overview

Metric IPknot ProbKnot
MCC 0.782 > 0.701
Average MCC ± 95% Confidence Intervals 0.793 ± 0.097 > 0.737 ± 0.112
Sensitivity 0.752 > 0.724
Positive Predictive Value 0.820 > 0.691
Total TP 425 > 409
Total TN 29121 > 29047
Total FP 147 < 251
Total FP CONTRA 22 < 53
Total FP INCONS 71 < 130
Total FP COMP 54 < 68
Total FN 140 < 156
P-value 3.56938820447e-08

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Performance plots


  1. Comparison of performance of IPknot and ProbKnot. 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 IPknot and ProbKnot).

  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 IPknot and ProbKnot).

  3. Comparison of average Matthews Correlation Coefficients (MCCs) for IPknot and ProbKnot. 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 IPknot and ProbKnot).

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Performance of IPknot - scored higher in this pairwise comparison

1. Total counts & total scores for IPknot

Total Base Pair Counts
Total TP 425
Total TN 29121
Total FP 147
Total FP CONTRA 22
Total FP INCONS 71
Total FP COMP 54
Total FN 140
Total Scores
MCC 0.782
Average MCC ± 95% Confidence Intervals 0.793 ± 0.097
Sensitivity 0.752
Positive Predictive Value 0.820
Nr of predictions 38

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

RNA Chain Rfam family MCC SENS PPV TP TN FP FP CONTRA FP INCONS FP COMP FN
2LBS_A - 1.00 1.00 1.00 14 193 0 0 0 0 0
2LC8_A 0.41 0.33 0.55 6 517 5 1 4 0 12
2LDL_A - 1.00 1.00 1.00 9 131 0 0 0 0 0
2LDT_A - 1.00 1.00 1.00 11 151 0 0 0 0 0
2LHP_A - 1.00 1.00 1.00 15 246 0 0 0 0 0
2LI4_A - 1.00 1.00 1.00 14 175 0 0 0 0 0
2LJJ_A - 1.00 1.00 1.00 7 123 3 0 0 3 0
2LK3_A - 1.00 1.00 1.00 9 91 0 0 0 0 0
2LKR_A - 0.88 0.86 0.89 25 2412 9 0 3 6 4
2LQZ_A - 1.00 1.00 1.00 8 124 2 0 0 2 0
2LWK_A - 0.95 0.91 1.00 10 197 1 0 0 1 1
2YIE_Z - 0.53 0.63 0.45 5 591 6 4 2 0 3
2YIE_X - 1.00 1.00 1.00 7 537 3 0 0 3 0
3AMU_B 0.81 0.79 0.83 15 1139 6 0 3 3 4
3J0L_1 - 0.83 0.77 0.91 10 473 4 0 1 3 3
3J0L_8 - 1.00 1.00 1.00 7 69 0 0 0 0 0
3J0L_a - 0.16 0.18 0.18 2 400 10 3 6 1 9
3J0L_h - 0.90 0.81 1.00 26 2114 2 0 0 2 6
3J0L_7 - -0.02 0.00 0.00 0 512 7 1 6 0 10
3J0L_g - -0.01 0.00 0.00 0 174 4 0 2 2 2
3J0L_2 - 0.49 0.46 0.52 12 2227 18 0 11 7 14
3J16_L 0.90 0.81 1.00 17 1142 0 0 0 0 4
3RKF_A 0.91 0.83 1.00 20 846 0 0 0 0 4
3SD1_A 0.74 0.69 0.80 20 1508 5 0 5 0 9
3SIU_F - 0.86 0.75 1.00 6 139 0 0 0 0 2
3SN2_B 0.95 0.92 1.00 11 143 0 0 0 0 1
3TRZ_Z - 1.00 1.00 1.00 5 87 1 0 0 1 0
3TS0_U - 1.00 1.00 1.00 6 112 1 0 0 1 0
3TS2_V - 1.00 1.00 1.00 5 103 0 0 0 0 0
3U4M_B - 0.91 0.91 0.91 20 1254 3 2 0 1 2
3UZL_B 0.93 0.88 1.00 14 1279 7 0 0 7 2
3VJR_D - 1.00 1.00 1.00 12 239 0 0 0 0 0
4A1C_2 0.23 0.25 0.22 5 4493 26 8 10 8 15
4A1C_3 0.83 0.81 0.86 30 2728 7 0 5 2 7
4A4U_A - 1.00 1.00 1.00 9 96 0 0 0 0 0
4AOB_A 0.50 0.48 0.54 14 1411 13 3 9 1 15
4ENB_A 0.85 0.73 1.00 11 461 0 0 0 0 4
4ENC_A 0.59 0.53 0.67 8 484 4 0 4 0 7

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Performance of ProbKnot - scored lower in this pairwise comparison

1. Total counts & total scores for ProbKnot

Total Base Pair Counts
Total TP 409
Total TN 29047
Total FP 251
Total FP CONTRA 53
Total FP INCONS 130
Total FP COMP 68
Total FN 156
Total Scores
MCC 0.701
Average MCC ± 95% Confidence Intervals 0.737 ± 0.112
Sensitivity 0.724
Positive Predictive Value 0.691
Nr of predictions 38

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

RNA Chain Rfam family MCC SENS PPV TP TN FP FP CONTRA FP INCONS FP COMP FN
2LBS_A - 1.00 1.00 1.00 14 193 0 0 0 0 0
2LC8_A -0.03 0.00 0.00 0 513 15 3 12 0 18
2LDL_A - 1.00 1.00 1.00 9 131 1 0 0 1 0
2LDT_A - 1.00 1.00 1.00 11 151 0 0 0 0 0
2LHP_A - 1.00 1.00 1.00 15 246 0 0 0 0 0
2LI4_A - 1.00 1.00 1.00 14 175 0 0 0 0 0
2LJJ_A - 1.00 1.00 1.00 7 123 3 0 0 3 0
2LK3_A - 1.00 1.00 1.00 9 91 0 0 0 0 0
2LKR_A - 0.89 0.86 0.93 25 2413 9 0 2 7 4
2LQZ_A - 1.00 1.00 1.00 8 124 2 0 0 2 0
2LWK_A - 1.00 1.00 1.00 11 196 1 0 0 1 0
2YIE_Z - -0.02 0.00 0.00 0 587 15 6 9 0 8
2YIE_X - 0.53 0.57 0.50 4 536 7 1 3 3 3
3AMU_B 0.77 0.79 0.75 15 1137 9 0 5 4 4
3J0L_1 - 0.83 0.77 0.91 10 473 5 0 1 4 3
3J0L_8 - 1.00 1.00 1.00 7 69 0 0 0 0 0
3J0L_a - 0.60 0.64 0.58 7 399 6 4 1 1 4
3J0L_h - 0.89 0.88 0.90 28 2109 3 0 3 0 4
3J0L_7 - -0.02 0.00 0.00 0 506 13 3 10 0 10
3J0L_g - -0.02 0.00 0.00 0 171 7 1 4 2 2
3J0L_2 - 0.30 0.31 0.31 8 2224 27 1 17 9 18
3J16_L 0.42 0.48 0.38 10 1133 16 3 13 0 11
3RKF_A 0.87 0.83 0.91 20 844 2 2 0 0 4
3SD1_A 0.66 0.69 0.65 20 1502 11 6 5 0 9
3SIU_F - 0.86 0.75 1.00 6 139 0 0 0 0 2
3SN2_B 1.00 1.00 1.00 12 142 0 0 0 0 0
3TRZ_Z - 1.00 1.00 1.00 5 87 2 0 0 2 0
3TS0_U - 1.00 1.00 1.00 6 112 1 0 0 1 0
3TS2_V - 1.00 1.00 1.00 5 103 0 0 0 0 0
3U4M_B - 0.58 0.59 0.59 13 1254 9 2 7 0 9
3UZL_B 0.92 1.00 0.84 16 1274 11 3 0 8 0
3VJR_D - 1.00 1.00 1.00 12 239 0 0 0 0 0
4A1C_2 0.17 0.25 0.13 5 4477 49 13 21 15 15
4A1C_3 0.88 0.86 0.89 32 2727 7 0 4 3 5
4A4U_A - 1.00 1.00 1.00 9 96 0 0 0 0 0
4AOB_A 0.60 0.59 0.63 17 1410 11 4 6 1 12
4ENB_A 0.81 0.73 0.92 11 460 1 1 0 0 4
4ENC_A 0.52 0.53 0.53 8 481 8 0 7 1 7

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