Amino acid dipepetide frequency for [Ruminococcus] torques CAG:61

Apart from single amino acid frequencies one can also calculate so called amino acid dipeptide frequency.

There is 400 possibilites (441 if we consider Xaa as additional 21st amino acid representing all non-standard or unknown amino acids). Thus, if the dipeptides would be present randomly in proteins each amino acid dipeptide should be present with 0.25% frequency. As it is not the case in the nature, for better visablity all more than expected dipepetides are marked by red, and those which are underrepresented are marked by blue in the table.

All values are presented as per milles (‰), therefore need to be multiplied by 10-3.

For more information see sequence space article on Wikipedia.

AlaCysAspGluPheGlyHisIleLysLeuMetAsnProGlnArgSerThrValTrpTyrXaa
Ala
7.715AlaAla: 7.715 ± 0.17
0.904AlaCys: 0.904 ± 0.039
4.878AlaAsp: 4.878 ± 0.107
6.234AlaGlu: 6.234 ± 0.127
3.009AlaPhe: 3.009 ± 0.071
6.693AlaGly: 6.693 ± 0.126
1.079AlaHis: 1.079 ± 0.036
4.58AlaIle: 4.58 ± 0.092
5.297AlaLys: 5.297 ± 0.109
6.662AlaLeu: 6.662 ± 0.124
2.181AlaMet: 2.181 ± 0.06
2.458AlaAsn: 2.458 ± 0.07
1.896AlaPro: 1.896 ± 0.051
2.303AlaGln: 2.303 ± 0.066
2.709AlaArg: 2.709 ± 0.068
3.896AlaSer: 3.896 ± 0.085
2.789AlaThr: 2.789 ± 0.083
6.994AlaVal: 6.994 ± 0.121
0.547AlaTrp: 0.547 ± 0.028
2.731AlaTyr: 2.731 ± 0.062
0.001AlaXaa: 0.001 ± 0.001
Cys
1.047CysAla: 1.047 ± 0.042
0.231CysCys: 0.231 ± 0.018
0.773CysAsp: 0.773 ± 0.033
0.93CysGlu: 0.93 ± 0.04
0.577CysPhe: 0.577 ± 0.03
1.411CysGly: 1.411 ± 0.054
0.255CysHis: 0.255 ± 0.018
1.055CysIle: 1.055 ± 0.044
0.749CysLys: 0.749 ± 0.035
1.052CysLeu: 1.052 ± 0.041
0.441CysMet: 0.441 ± 0.023
0.427CysAsn: 0.427 ± 0.025
0.544CysPro: 0.544 ± 0.029
0.341CysGln: 0.341 ± 0.022
0.699CysArg: 0.699 ± 0.034
0.819CysSer: 0.819 ± 0.033
0.74CysThr: 0.74 ± 0.032
1.068CysVal: 1.068 ± 0.046
0.074CysTrp: 0.074 ± 0.011
0.516CysTyr: 0.516 ± 0.029
0.0CysXaa: 0.0 ± 0.0
Asp
4.203AspAla: 4.203 ± 0.096
0.703AspCys: 0.703 ± 0.035
2.895AspAsp: 2.895 ± 0.085
4.97AspGlu: 4.97 ± 0.11
2.521AspPhe: 2.521 ± 0.063
4.374AspGly: 4.374 ± 0.128
0.961AspHis: 0.961 ± 0.044
4.306AspIle: 4.306 ± 0.082
3.743AspLys: 3.743 ± 0.081
4.717AspLeu: 4.717 ± 0.079
1.844AspMet: 1.844 ± 0.047
2.001AspAsn: 2.001 ± 0.059
1.985AspPro: 1.985 ± 0.059
1.537AspGln: 1.537 ± 0.054
2.576AspArg: 2.576 ± 0.066
2.981AspSer: 2.981 ± 0.074
3.065AspThr: 3.065 ± 0.071
4.071AspVal: 4.071 ± 0.082
0.435AspTrp: 0.435 ± 0.027
2.596AspTyr: 2.596 ± 0.059
0.0AspXaa: 0.0 ± 0.0
Glu
6.009GluAla: 6.009 ± 0.124
0.871GluCys: 0.871 ± 0.033
4.42GluAsp: 4.42 ± 0.088
8.583GluGlu: 8.583 ± 0.165
2.688GluPhe: 2.688 ± 0.073
4.874GluGly: 4.874 ± 0.089
1.374GluHis: 1.374 ± 0.052
6.08GluIle: 6.08 ± 0.099
8.16GluLys: 8.16 ± 0.141
6.859GluLeu: 6.859 ± 0.124
2.705GluMet: 2.705 ± 0.063
4.662GluAsn: 4.662 ± 0.082
1.866GluPro: 1.866 ± 0.066
3.123GluGln: 3.123 ± 0.087
3.592GluArg: 3.592 ± 0.089
3.696GluSer: 3.696 ± 0.072
4.369GluThr: 4.369 ± 0.079
4.921GluVal: 4.921 ± 0.099
0.657GluTrp: 0.657 ± 0.038
3.266GluTyr: 3.266 ± 0.08
0.0GluXaa: 0.0 ± 0.0
Phe
3.055PheAla: 3.055 ± 0.073
0.675PheCys: 0.675 ± 0.036
2.507PheAsp: 2.507 ± 0.058
2.763PheGlu: 2.763 ± 0.073
1.877PhePhe: 1.877 ± 0.065
3.282PheGly: 3.282 ± 0.066
0.771PheHis: 0.771 ± 0.037
2.768PheIle: 2.768 ± 0.088
2.04PheLys: 2.04 ± 0.054
3.767PheLeu: 3.767 ± 0.103
1.138PheMet: 1.138 ± 0.05
1.396PheAsn: 1.396 ± 0.051
1.39PhePro: 1.39 ± 0.054
1.119PheGln: 1.119 ± 0.047
1.712PheArg: 1.712 ± 0.057
2.763PheSer: 2.763 ± 0.077
2.43PheThr: 2.43 ± 0.075
2.874PheVal: 2.874 ± 0.08
0.338PheTrp: 0.338 ± 0.022
1.586PheTyr: 1.586 ± 0.052
0.0PheXaa: 0.0 ± 0.0
Gly
5.335GlyAla: 5.335 ± 0.099
1.197GlyCys: 1.197 ± 0.05
3.592GlyAsp: 3.592 ± 0.082
5.291GlyGlu: 5.291 ± 0.105
3.003GlyPhe: 3.003 ± 0.073
5.178GlyGly: 5.178 ± 0.131
1.2GlyHis: 1.2 ± 0.041
6.307GlyIle: 6.307 ± 0.111
6.105GlyLys: 6.105 ± 0.086
5.564GlyLeu: 5.564 ± 0.111
2.516GlyMet: 2.516 ± 0.064
3.482GlyAsn: 3.482 ± 0.093
1.252GlyPro: 1.252 ± 0.056
2.119GlyGln: 2.119 ± 0.061
3.041GlyArg: 3.041 ± 0.078
4.16GlySer: 4.16 ± 0.093
4.538GlyThr: 4.538 ± 0.1
5.095GlyVal: 5.095 ± 0.092
0.666GlyTrp: 0.666 ± 0.035
3.222GlyTyr: 3.222 ± 0.074
0.0GlyXaa: 0.0 ± 0.0
His
1.105HisAla: 1.105 ± 0.04
0.255HisCys: 0.255 ± 0.018
0.849HisAsp: 0.849 ± 0.033
0.996HisGlu: 0.996 ± 0.04
0.77HisPhe: 0.77 ± 0.033
1.194HisGly: 1.194 ± 0.044
0.412HisHis: 0.412 ± 0.05
1.404HisIle: 1.404 ± 0.047
0.994HisLys: 0.994 ± 0.045
1.464HisLeu: 1.464 ± 0.053
0.539HisMet: 0.539 ± 0.03
0.641HisAsn: 0.641 ± 0.032
0.828HisPro: 0.828 ± 0.043
0.417HisGln: 0.417 ± 0.027
0.696HisArg: 0.696 ± 0.033
0.926HisSer: 0.926 ± 0.039
0.955HisThr: 0.955 ± 0.04
1.159HisVal: 1.159 ± 0.042
0.12HisTrp: 0.12 ± 0.015
0.672HisTyr: 0.672 ± 0.032
0.0HisXaa: 0.0 ± 0.0
Ile
5.592IleAla: 5.592 ± 0.087
1.27IleCys: 1.27 ± 0.046
4.3IleAsp: 4.3 ± 0.081
5.487IleGlu: 5.487 ± 0.108
2.841IlePhe: 2.841 ± 0.079
5.488IleGly: 5.488 ± 0.104
1.298IleHis: 1.298 ± 0.044
4.932IleIle: 4.932 ± 0.117
4.306IleLys: 4.306 ± 0.094
6.788IleLeu: 6.788 ± 0.143
1.88IleMet: 1.88 ± 0.064
2.679IleAsn: 2.679 ± 0.061
3.046IlePro: 3.046 ± 0.064
2.228IleGln: 2.228 ± 0.052
3.86IleArg: 3.86 ± 0.082
4.573IleSer: 4.573 ± 0.092
4.144IleThr: 4.144 ± 0.096
5.343IleVal: 5.343 ± 0.101
0.574IleTrp: 0.574 ± 0.031
2.702IleTyr: 2.702 ± 0.065
0.0IleXaa: 0.0 ± 0.0
Lys
5.482LysAla: 5.482 ± 0.119
0.734LysCys: 0.734 ± 0.042
4.399LysAsp: 4.399 ± 0.101
8.224LysGlu: 8.224 ± 0.13
2.082LysPhe: 2.082 ± 0.058
4.55LysGly: 4.55 ± 0.087
0.976LysHis: 0.976 ± 0.037
5.492LysIle: 5.492 ± 0.084
7.127LysLys: 7.127 ± 0.137
5.455LysLeu: 5.455 ± 0.091
2.589LysMet: 2.589 ± 0.07
3.895LysAsn: 3.895 ± 0.087
1.947LysPro: 1.947 ± 0.054
2.329LysGln: 2.329 ± 0.063
3.368LysArg: 3.368 ± 0.076
3.476LysSer: 3.476 ± 0.076
4.323LysThr: 4.323 ± 0.08
4.847LysVal: 4.847 ± 0.093
0.583LysTrp: 0.583 ± 0.028
2.97LysTyr: 2.97 ± 0.079
0.0LysXaa: 0.0 ± 0.0
Leu
6.24LeuAla: 6.24 ± 0.103
1.341LeuCys: 1.341 ± 0.047
4.801LeuAsp: 4.801 ± 0.089
6.352LeuGlu: 6.352 ± 0.124
3.792LeuPhe: 3.792 ± 0.114
5.764LeuGly: 5.764 ± 0.111
1.381LeuHis: 1.381 ± 0.05
5.955LeuIle: 5.955 ± 0.137
6.665LeuLys: 6.665 ± 0.107
7.816LeuLeu: 7.816 ± 0.172
2.503LeuMet: 2.503 ± 0.066
3.635LeuAsn: 3.635 ± 0.076
3.145LeuPro: 3.145 ± 0.073
2.467LeuGln: 2.467 ± 0.063
3.657LeuArg: 3.657 ± 0.094
5.811LeuSer: 5.811 ± 0.108
5.009LeuThr: 5.009 ± 0.088
4.985LeuVal: 4.985 ± 0.105
0.675LeuTrp: 0.675 ± 0.033
3.12LeuTyr: 3.12 ± 0.076
0.0LeuXaa: 0.0 ± 0.0
Met
2.289MetAla: 2.289 ± 0.064
0.352MetCys: 0.352 ± 0.025
1.672MetAsp: 1.672 ± 0.054
2.537MetGlu: 2.537 ± 0.069
1.036MetPhe: 1.036 ± 0.041
1.988MetGly: 1.988 ± 0.065
0.461MetHis: 0.461 ± 0.021
2.377MetIle: 2.377 ± 0.071
2.795MetLys: 2.795 ± 0.063
2.651MetLeu: 2.651 ± 0.064
0.905MetMet: 0.905 ± 0.039
1.426MetAsn: 1.426 ± 0.046
1.07MetPro: 1.07 ± 0.034
1.009MetGln: 1.009 ± 0.044
1.352MetArg: 1.352 ± 0.049
1.835MetSer: 1.835 ± 0.057
1.875MetThr: 1.875 ± 0.051
1.636MetVal: 1.636 ± 0.047
0.237MetTrp: 0.237 ± 0.02
0.953MetTyr: 0.953 ± 0.039
0.0MetXaa: 0.0 ± 0.0
Asn
3.165AsnAla: 3.165 ± 0.097
0.562AsnCys: 0.562 ± 0.026
2.163AsnAsp: 2.163 ± 0.058
3.144AsnGlu: 3.144 ± 0.066
1.507AsnPhe: 1.507 ± 0.052
3.792AsnGly: 3.792 ± 0.098
0.714AsnHis: 0.714 ± 0.032
3.288AsnIle: 3.288 ± 0.072
2.733AsnLys: 2.733 ± 0.07
3.392AsnLeu: 3.392 ± 0.067
1.365AsnMet: 1.365 ± 0.047
1.725AsnAsn: 1.725 ± 0.072
1.817AsnPro: 1.817 ± 0.052
1.174AsnGln: 1.174 ± 0.045
1.993AsnArg: 1.993 ± 0.055
2.276AsnSer: 2.276 ± 0.061
2.408AsnThr: 2.408 ± 0.072
3.165AsnVal: 3.165 ± 0.066
0.358AsnTrp: 0.358 ± 0.027
1.711AsnTyr: 1.711 ± 0.062
0.0AsnXaa: 0.0 ± 0.0
Pro
2.317ProAla: 2.317 ± 0.061
0.409ProCys: 0.409 ± 0.025
2.071ProAsp: 2.071 ± 0.055
3.184ProGlu: 3.184 ± 0.075
1.457ProPhe: 1.457 ± 0.052
2.214ProGly: 2.214 ± 0.062
0.573ProHis: 0.573 ± 0.025
2.126ProIle: 2.126 ± 0.065
2.093ProLys: 2.093 ± 0.057
2.512ProLeu: 2.512 ± 0.069
0.751ProMet: 0.751 ± 0.033
1.371ProAsn: 1.371 ± 0.052
0.684ProPro: 0.684 ± 0.033
1.015ProGln: 1.015 ± 0.035
0.892ProArg: 0.892 ± 0.038
1.688ProSer: 1.688 ± 0.053
1.555ProThr: 1.555 ± 0.05
2.722ProVal: 2.722 ± 0.064
0.269ProTrp: 0.269 ± 0.02
1.405ProTyr: 1.405 ± 0.048
0.0ProXaa: 0.0 ± 0.0
Gln
2.358GlnAla: 2.358 ± 0.06
0.358GlnCys: 0.358 ± 0.026
1.441GlnAsp: 1.441 ± 0.043
2.476GlnGlu: 2.476 ± 0.069
1.228GlnPhe: 1.228 ± 0.045
1.817GlnGly: 1.817 ± 0.059
0.384GlnHis: 0.384 ± 0.024
2.768GlnIle: 2.768 ± 0.069
2.739GlnLys: 2.739 ± 0.066
2.447GlnLeu: 2.447 ± 0.07
1.085GlnMet: 1.085 ± 0.044
1.547GlnAsn: 1.547 ± 0.045
0.817GlnPro: 0.817 ± 0.043
0.954GlnGln: 0.954 ± 0.042
1.233GlnArg: 1.233 ± 0.05
1.684GlnSer: 1.684 ± 0.06
1.737GlnThr: 1.737 ± 0.059
1.841GlnVal: 1.841 ± 0.052
0.3GlnTrp: 0.3 ± 0.023
1.292GlnTyr: 1.292 ± 0.042
0.0GlnXaa: 0.0 ± 0.0
Arg
2.647ArgAla: 2.647 ± 0.069
0.579ArgCys: 0.579 ± 0.029
2.062ArgAsp: 2.062 ± 0.053
3.911ArgGlu: 3.911 ± 0.097
1.889ArgPhe: 1.889 ± 0.053
2.414ArgGly: 2.414 ± 0.062
0.779ArgHis: 0.779 ± 0.035
3.461ArgIle: 3.461 ± 0.076
3.843ArgLys: 3.843 ± 0.097
3.757ArgLeu: 3.757 ± 0.094
1.515ArgMet: 1.515 ± 0.045
1.902ArgAsn: 1.902 ± 0.049
1.237ArgPro: 1.237 ± 0.055
1.718ArgGln: 1.718 ± 0.057
2.239ArgArg: 2.239 ± 0.065
2.257ArgSer: 2.257 ± 0.065
2.362ArgThr: 2.362 ± 0.06
2.533ArgVal: 2.533 ± 0.062
0.355ArgTrp: 0.355 ± 0.024
1.797ArgTyr: 1.797 ± 0.058
0.0ArgXaa: 0.0 ± 0.0
Ser
4.571SerAla: 4.571 ± 0.092
0.746SerCys: 0.746 ± 0.033
3.454SerAsp: 3.454 ± 0.085
4.522SerGlu: 4.522 ± 0.084
2.482SerPhe: 2.482 ± 0.061
5.292SerGly: 5.292 ± 0.106
0.929SerHis: 0.929 ± 0.037
3.684SerIle: 3.684 ± 0.079
3.39SerLys: 3.39 ± 0.081
4.826SerLeu: 4.826 ± 0.093
1.626SerMet: 1.626 ± 0.05
1.97SerAsn: 1.97 ± 0.062
1.656SerPro: 1.656 ± 0.056
1.62SerGln: 1.62 ± 0.053
2.438SerArg: 2.438 ± 0.067
3.357SerSer: 3.357 ± 0.085
2.537SerThr: 2.537 ± 0.066
4.758SerVal: 4.758 ± 0.088
0.442SerTrp: 0.442 ± 0.025
2.398SerTyr: 2.398 ± 0.059
0.0SerXaa: 0.0 ± 0.0
Thr
4.69ThrAla: 4.69 ± 0.111
0.571ThrCys: 0.571 ± 0.037
3.491ThrAsp: 3.491 ± 0.095
4.481ThrGlu: 4.481 ± 0.09
2.206ThrPhe: 2.206 ± 0.072
4.7ThrGly: 4.7 ± 0.098
0.861ThrHis: 0.861 ± 0.035
3.801ThrIle: 3.801 ± 0.074
3.421ThrLys: 3.421 ± 0.076
4.647ThrLeu: 4.647 ± 0.073
1.469ThrMet: 1.469 ± 0.048
2.058ThrAsn: 2.058 ± 0.061
2.08ThrPro: 2.08 ± 0.062
1.42ThrGln: 1.42 ± 0.045
1.794ThrArg: 1.794 ± 0.053
2.936ThrSer: 2.936 ± 0.068
2.863ThrThr: 2.863 ± 0.087
4.844ThrVal: 4.844 ± 0.12
0.458ThrTrp: 0.458 ± 0.029
2.145ThrTyr: 2.145 ± 0.08
0.0ThrXaa: 0.0 ± 0.0
Val
4.398ValAla: 4.398 ± 0.09
1.286ValCys: 1.286 ± 0.054
3.789ValAsp: 3.789 ± 0.082
4.736ValGlu: 4.736 ± 0.093
3.184ValPhe: 3.184 ± 0.076
4.368ValGly: 4.368 ± 0.084
1.105ValHis: 1.105 ± 0.039
5.495ValIle: 5.495 ± 0.101
5.329ValLys: 5.329 ± 0.103
6.69ValLeu: 6.69 ± 0.117
2.006ValMet: 2.006 ± 0.057
2.995ValAsn: 2.995 ± 0.079
2.473ValPro: 2.473 ± 0.069
2.135ValGln: 2.135 ± 0.054
3.144ValArg: 3.144 ± 0.071
4.908ValSer: 4.908 ± 0.098
4.457ValThr: 4.457 ± 0.122
4.929ValVal: 4.929 ± 0.098
0.642ValTrp: 0.642 ± 0.031
2.825ValTyr: 2.825 ± 0.069
0.0ValXaa: 0.0 ± 0.0
Trp
0.447TrpAla: 0.447 ± 0.024
0.116TrpCys: 0.116 ± 0.013
0.499TrpAsp: 0.499 ± 0.027
0.608TrpGlu: 0.608 ± 0.03
0.432TrpPhe: 0.432 ± 0.026
0.593TrpGly: 0.593 ± 0.031
0.131TrpHis: 0.131 ± 0.013
0.666TrpIle: 0.666 ± 0.029
0.751TrpLys: 0.751 ± 0.034
0.703TrpLeu: 0.703 ± 0.034
0.263TrpMet: 0.263 ± 0.021
0.475TrpAsn: 0.475 ± 0.026
0.163TrpPro: 0.163 ± 0.017
0.285TrpGln: 0.285 ± 0.019
0.304TrpArg: 0.304 ± 0.022
0.423TrpSer: 0.423 ± 0.027
0.426TrpThr: 0.426 ± 0.03
0.42TrpVal: 0.42 ± 0.023
0.074TrpTrp: 0.074 ± 0.011
0.334TrpTyr: 0.334 ± 0.022
0.0TrpXaa: 0.0 ± 0.0
Tyr
2.892TyrAla: 2.892 ± 0.067
0.59TyrCys: 0.59 ± 0.028
2.429TyrAsp: 2.429 ± 0.056
3.347TyrGlu: 3.347 ± 0.074
1.671TyrPhe: 1.671 ± 0.053
2.878TyrGly: 2.878 ± 0.064
0.751TyrHis: 0.751 ± 0.038
2.783TyrIle: 2.783 ± 0.074
2.57TyrLys: 2.57 ± 0.072
3.347TyrLeu: 3.347 ± 0.073
1.136TyrMet: 1.136 ± 0.041
1.703TyrAsn: 1.703 ± 0.056
1.409TyrPro: 1.409 ± 0.047
1.194TyrGln: 1.194 ± 0.049
1.957TyrArg: 1.957 ± 0.063
2.234TyrSer: 2.234 ± 0.057
2.352TyrThr: 2.352 ± 0.075
2.691TyrVal: 2.691 ± 0.066
0.306TyrTrp: 0.306 ± 0.022
1.764TyrTyr: 1.764 ± 0.062
0.0TyrXaa: 0.0 ± 0.0
Xaa
0.0XaaAla: 0.0 ± 0.0
0.0XaaCys: 0.0 ± 0.0
0.0XaaAsp: 0.0 ± 0.0
0.0XaaGlu: 0.0 ± 0.0
0.0XaaPhe: 0.0 ± 0.0
0.0XaaGly: 0.0 ± 0.0
0.0XaaHis: 0.0 ± 0.0
0.0XaaIle: 0.0 ± 0.0
0.0XaaLys: 0.0 ± 0.0
0.001XaaLeu: 0.001 ± 0.001
0.0XaaMet: 0.0 ± 0.0
0.0XaaAsn: 0.0 ± 0.0
0.0XaaPro: 0.0 ± 0.0
0.0XaaGln: 0.0 ± 0.0
0.0XaaArg: 0.0 ± 0.0
0.0XaaSer: 0.0 ± 0.0
0.0XaaThr: 0.0 ± 0.0
0.0XaaVal: 0.0 ± 0.0
0.0XaaTrp: 0.0 ± 0.0
0.0XaaTyr: 0.0 ± 0.0
0.003XaaXaa: 0.003 ± 0.003
Statistics based on 2019 proteins (674015 amino acids)

Note: The error has been estimated with the bootstraping (x100) at the protein level

Above dipeptide statistics (among other stats for this proteome) you can download from this CSV file
See this proteome in: uniprot_link
Proteome-pI is available under Creative Commons Attribution-NoDerivs license, for more details see here

Reference: Kozlowski LP. Proteome-pI 2.0: Proteome Isoelectric Point Database Update. Nucleic Acids Res. 2021, doi: 10.1093/nar/gkab944 Contact: Lukasz P. Kozlowski