Hi Bei, phenix.r_factor_statistics
gives: Histogram of Rwork for models in PDB at resolution 0.6-99.0 A: 0.072 - 0.114 : 193 0.114 - 0.156 : 2120 0.156 - 0.198 : 12800 0.198 - 0.240 : 14449 0.240 - 0.282 : 2740 0.282 - 0.324 : 274 0.324 - 0.366 : 68 0.366 - 0.408 : 19 0.408 - 0.450 : 6 0.450 - 0.492 : 2 Histogram of Rfree for models in PDB at resolution 0.6-99.0 A: 0.077 - 0.119 : 36 0.119 - 0.161 : 529 0.161 - 0.203 : 4006 0.203 - 0.246 : 12713 0.246 - 0.288 : 12073 0.288 - 0.330 : 2903 0.330 - 0.372 : 347 0.372 - 0.414 : 42 0.414 - 0.456 : 16 0.456 - 0.498 : 6 Histogram of Rfree-Rwork for all model in PDB at resolution 0.6-99.0 A: 0.001 - 0.011 : 571 0.011 - 0.021 : 2616 0.021 - 0.031 : 5793 0.031 - 0.041 : 7510 0.041 - 0.050 : 6831 0.050 - 0.060 : 4657 0.060 - 0.070 : 2584 0.070 - 0.080 : 1290 0.080 - 0.090 : 543 0.090 - 0.100 : 276 Number of structures considered: 32671 You can get it for a specific resolution, for example, for 1000 structures around 2.0A resolution: phenix.r_factor_statistics 2.5 More tools like this (with the GUI): PHENIX GUI -> PDB Statistics Overview or POLYGON Let me know if you have questions. Pavel. On 8/2/10 9:24 PM, joybeiyang wrote: > Dear all, > I remember that there used to be a post about the R-Rfree statistics > vs different resolution, but can not find it now, could anybody shed a > light on me? > Thank you very much in advance! > Best, > Bei > 2010-08-03 > ------------------------------------------------------------------------ > joybeiyang