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

  1. Overview

  2. Performance Plots

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

  4. Performance of PPfold(seed) - scored lower in this pairwise comparison

  5. Compile and download dataset for Pknots & PPfold(seed) [.zip] - may take several seconds...


Overview

Metric Pknots PPfold(seed)
MCC 0.511 > 0.092
Average MCC ± 95% Confidence Intervals 0.577 ± 0.133 > 0.039 ± 0.055
Sensitivity 0.449 > 0.016
Positive Predictive Value 0.589 > 0.524
Total TP 302 > 11
Total TN 90653 < 91145
Total FP 234 > 47
Total FP CONTRA 13 > 0
Total FP INCONS 198 > 10
Total FP COMP 23 < 37
Total FN 370 < 661
P-value 2.22210847902e-08

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Performance plots


  1. Comparison of performance of Pknots and PPfold(seed). 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 Pknots and PPfold(seed)).

  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 Pknots and PPfold(seed)).

  3. Comparison of average Matthews Correlation Coefficients (MCCs) for Pknots and PPfold(seed). 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 Pknots and PPfold(seed)).

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Performance of Pknots - scored higher in this pairwise comparison

1. Total counts & total scores for Pknots

Total Base Pair Counts
Total TP 302
Total TN 90653
Total FP 234
Total FP CONTRA 13
Total FP INCONS 198
Total FP COMP 23
Total FN 370
Total Scores
MCC 0.511
Average MCC ± 95% Confidence Intervals 0.577 ± 0.133
Sensitivity 0.449
Positive Predictive Value 0.589
Nr of predictions 19

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

RNA Chain Rfam family MCC SENS PPV TP TN FP FP CONTRA FP INCONS FP COMP FN
2LC8_A 0.79 0.75 0.83 15 1522 3 1 2 0 5
3AMU_B 0.86 0.74 1.00 20 2983 2 0 0 2 7
3J16_L 0.34 0.30 0.41 9 2753 13 0 13 0 21
3J20_0 0.84 0.70 1.00 21 2829 1 0 0 1 9
3J20_1 0.96 0.91 1.00 21 2905 0 0 0 0 2
3J2L_3 0.62 0.51 0.75 27 7839 12 0 9 3 26
3RKF_A 0.77 0.62 0.95 21 2189 1 0 1 0 13
3SD1_A 0.65 0.52 0.81 22 3889 5 0 5 0 20
3UZL_B 0.75 0.59 0.96 22 3547 1 0 1 0 15
3W3S_B 0.71 0.63 0.81 25 4722 7 0 6 1 15
3ZEX_C 0.07 0.08 0.07 4 14141 54 4 47 3 48
3ZEX_D 0.27 0.24 0.30 12 6981 28 0 28 0 37
4A1C_3 0.25 0.22 0.29 12 7099 29 1 28 0 42
4A1C_2 0.24 0.24 0.25 8 11749 36 3 21 12 25
4AOB_A 0.17 0.14 0.21 6 4343 23 1 21 1 36
4ENB_A 0.83 0.79 0.88 15 1258 2 1 1 0 4
4ENC_A 0.86 0.79 0.94 15 1310 1 1 0 0 4
4FRG_B 0.48 0.38 0.63 12 3467 7 0 7 0 20
4FRN_A 0.51 0.42 0.63 15 5127 9 1 8 0 21

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Performance of PPfold(seed) - scored lower in this pairwise comparison

1. Total counts & total scores for PPfold(seed)

Total Base Pair Counts
Total TP 11
Total TN 91145
Total FP 47
Total FP CONTRA 0
Total FP INCONS 10
Total FP COMP 37
Total FN 661
Total Scores
MCC 0.092
Average MCC ± 95% Confidence Intervals 0.039 ± 0.055
Sensitivity 0.016
Positive Predictive Value 0.524
Nr of predictions 19

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2. Individual counts for PPfold(seed) [ download as .csv ]

RNA Chain Rfam family MCC SENS PPV TP TN FP FP CONTRA FP INCONS FP COMP FN
2LC8_A 0.47 0.30 0.75 6 1532 2 0 2 0 14
3AMU_B 0.00 0.00 0.00 0 3003 0 0 0 0 27
3J16_L 0.00 0.00 0.00 0 2775 0 0 0 0 30
3J20_0 0.00 0.00 0.00 0 2850 0 0 0 0 30
3J20_1 0.00 0.00 0.00 0 2926 0 0 0 0 23
3J2L_3 0.00 0.00 0.00 0 7875 0 0 0 0 53
3RKF_A 0.00 0.00 0.00 0 2211 0 0 0 0 34
3SD1_A 0.00 0.00 0.00 0 3916 0 0 0 0 42
3UZL_B 0.00 0.00 0.00 0 3570 0 0 0 0 37
3W3S_B 0.00 0.00 0.00 0 4753 0 0 0 0 40
3ZEX_C 0.20 0.08 0.50 4 14188 22 0 4 18 48
3ZEX_D 0.00 0.00 0.00 0 7021 0 0 0 0 49
4A1C_3 0.00 0.00 0.00 0 7140 0 0 0 0 54
4A1C_2 0.08 0.03 0.20 1 11776 23 0 4 19 32
4AOB_A 0.00 0.00 0.00 0 4371 0 0 0 0 42
4ENB_A 0.00 0.00 0.00 0 1275 0 0 0 0 19
4ENC_A 0.00 0.00 0.00 0 1326 0 0 0 0 19
4FRG_B 0.00 0.00 0.00 0 3486 0 0 0 0 32
4FRN_A 0.00 0.00 0.00 0 5151 0 0 0 0 36

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