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 HotKnots - scored lower in this pairwise comparison

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


Overview

Metric Pknots HotKnots
MCC 0.648 > 0.620
Average MCC ± 95% Confidence Intervals 0.650 ± 0.094 > 0.616 ± 0.099
Sensitivity 0.676 > 0.648
Positive Predictive Value 0.630 > 0.604
Total TP 585 > 561
Total TN 61307 > 61306
Total FP 427 < 436
Total FP CONTRA 116 < 117
Total FP INCONS 227 < 251
Total FP COMP 84 > 68
Total FN 281 < 305
P-value 3.56938820447e-08

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Performance plots


  1. Comparison of performance of Pknots and HotKnots. 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 HotKnots).

  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 HotKnots).

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

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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 585
Total TN 61307
Total FP 427
Total FP CONTRA 116
Total FP INCONS 227
Total FP COMP 84
Total FN 281
Total Scores
MCC 0.648
Average MCC ± 95% Confidence Intervals 0.650 ± 0.094
Sensitivity 0.676
Positive Predictive Value 0.630
Nr of predictions 39

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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
2KFC_A - 0.17 0.25 0.17 2 224 10 3 7 0 6
2KRL_A - 0.79 0.83 0.76 19 1999 13 5 1 7 4
2LC8_A 0.83 0.83 0.83 15 510 3 2 1 0 3
2M58_A - 0.60 0.58 0.64 7 533 4 1 3 0 5
2RP0_A - 0.87 1.00 0.78 7 107 2 2 0 0 0
2ZZN_D 0.95 0.95 0.95 21 962 1 1 0 0 1
3A2K_C 0.50 0.55 0.48 12 1083 13 3 10 0 10
3A3A_A 0.97 0.93 1.00 28 1472 0 0 0 0 2
3ADB_C - 0.98 0.97 1.00 32 1787 0 0 0 0 1
3GCA_A - 0.66 0.57 0.80 4 153 3 0 1 2 3
3GX2_A 0.55 0.57 0.55 16 1420 14 4 9 1 12
3IVN_B 0.91 0.87 0.95 20 882 1 0 1 0 3
3IWN_A 0.22 0.21 0.25 6 1448 18 2 16 0 22
3J0L_a - 0.35 0.36 0.36 4 400 8 3 4 1 7
3J20_0 0.95 0.95 0.95 20 1198 2 1 0 1 1
3J3D_C 0.46 0.53 0.42 10 944 14 5 9 0 9
3J3E_8 0.10 0.13 0.09 2 2720 33 5 15 13 13
3J3F_8 0.42 0.53 0.33 10 4731 37 10 10 17 9
3JYV_7 0.97 0.95 1.00 19 1092 2 0 0 2 1
3LA5_A 0.94 0.88 1.00 22 932 0 0 0 0 3
3NKB_B - 0.64 0.68 0.62 13 714 8 0 8 0 6
3NPB_A 0.84 0.81 0.88 30 2244 9 0 4 5 7
3O58_3 0.32 0.45 0.24 10 4722 39 18 14 7 12
3PDR_A 0.64 0.64 0.65 32 4791 19 4 13 2 18
3RKF_A 0.91 0.88 0.95 21 844 1 0 1 0 3
3SD1_A 0.78 0.76 0.81 22 1506 5 1 4 0 7
3U4M_B - 0.33 0.36 0.32 8 1251 17 4 13 0 14
3W1K_J 0.97 0.97 0.97 30 1647 1 1 0 0 1
3W3S_B 0.78 0.76 0.81 25 1958 7 1 5 1 8
3ZEX_C 0.10 0.14 0.08 4 5322 54 13 35 6 25
4A1C_2 0.33 0.40 0.29 8 4488 36 9 11 16 12
4AOB_A 0.19 0.21 0.21 6 1409 23 3 19 1 23
4ATO_G - 0.36 0.43 0.33 3 211 6 6 0 0 4
4ENB_A 1.00 1.00 1.00 15 457 2 0 0 2 0
4ENC_A 0.97 1.00 0.94 15 480 1 1 0 0 0
4FRG_B 0.55 0.50 0.63 12 1183 7 0 7 0 12
4FRN_A 0.57 0.54 0.63 15 1824 9 3 6 0 13
4JF2_A 0.92 1.00 0.86 24 1054 4 4 0 0 0
4JRC_A - 0.94 0.94 0.94 16 605 1 1 0 0 1

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Performance of HotKnots - scored lower in this pairwise comparison

1. Total counts & total scores for HotKnots

Total Base Pair Counts
Total TP 561
Total TN 61306
Total FP 436
Total FP CONTRA 117
Total FP INCONS 251
Total FP COMP 68
Total FN 305
Total Scores
MCC 0.620
Average MCC ± 95% Confidence Intervals 0.616 ± 0.099
Sensitivity 0.648
Positive Predictive Value 0.604
Nr of predictions 39

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

RNA Chain Rfam family MCC SENS PPV TP TN FP FP CONTRA FP INCONS FP COMP FN
2KFC_A - -0.03 0.00 0.00 0 229 7 1 6 0 8
2KRL_A - 0.91 0.87 0.95 20 2003 9 1 0 8 3
2LC8_A 0.64 0.61 0.69 11 512 5 0 5 0 7
2M58_A - 0.40 0.42 0.42 5 532 7 1 6 0 7
2RP0_A - 0.84 0.71 1.00 5 111 0 0 0 0 2
2ZZN_D 0.93 0.95 0.91 21 961 3 2 0 1 1
3A2K_C 0.47 0.50 0.46 11 1084 13 3 10 0 11
3A3A_A 0.97 0.93 1.00 28 1472 0 0 0 0 2
3ADB_C - 0.86 0.85 0.88 28 1787 5 0 4 1 5
3GCA_A - 0.84 0.71 1.00 5 153 0 0 0 0 2
3GX2_A 0.81 0.79 0.85 22 1423 5 2 2 1 6
3IVN_B 0.91 0.83 1.00 19 884 0 0 0 0 4
3IWN_A 0.69 0.68 0.70 19 1445 9 1 7 1 9
3J0L_a - 0.55 0.64 0.50 7 397 8 5 2 1 4
3J20_0 0.54 0.57 0.52 12 1196 12 3 8 1 9
3J3D_C 0.33 0.37 0.32 7 946 15 3 12 0 12
3J3E_8 0.15 0.20 0.12 3 2717 33 7 15 11 12
3J3F_8 0.33 0.42 0.26 8 4730 43 11 12 20 11
3JYV_7 -0.02 0.00 0.00 0 1089 22 4 18 0 20
3LA5_A 0.91 0.84 1.00 21 933 0 0 0 0 4
3NKB_B - 0.69 0.74 0.67 14 714 7 0 7 0 5
3NPB_A 0.85 0.78 0.94 29 2247 6 0 2 4 8
3O58_3 0.26 0.36 0.19 8 4722 35 16 18 1 14
3PDR_A 0.81 0.80 0.82 40 4791 11 3 6 2 10
3RKF_A 0.91 0.83 1.00 20 846 0 0 0 0 4
3SD1_A 0.77 0.76 0.79 22 1505 6 4 2 0 7
3U4M_B - 0.49 0.55 0.46 12 1250 14 3 11 0 10
3W1K_J 0.97 0.97 0.97 30 1647 1 1 0 0 1
3W3S_B 0.60 0.61 0.61 20 1956 14 4 9 1 13
3ZEX_C -0.01 0.00 0.00 0 5328 46 11 35 0 29
4A1C_2 0.19 0.25 0.15 5 4483 42 12 16 14 15
4AOB_A 0.60 0.59 0.63 17 1410 11 4 6 1 12
4ATO_G - 0.72 1.00 0.54 7 207 6 6 0 0 0
4ENB_A 1.00 1.00 1.00 15 457 0 0 0 0 0
4ENC_A 0.97 1.00 0.94 15 480 1 1 0 0 0
4FRG_B 0.36 0.38 0.38 9 1178 15 2 13 0 15
4FRN_A 0.59 0.57 0.62 16 1822 10 2 8 0 12
4JF2_A 0.92 1.00 0.86 24 1054 4 4 0 0 0
4JRC_A - 0.34 0.35 0.35 6 605 11 0 11 0 11

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