Amino acid dipepetide frequency for Sutterella sp. CAG:521

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
8.859AlaAla: 8.859 ± 0.163
1.42AlaCys: 1.42 ± 0.054
4.579AlaAsp: 4.579 ± 0.084
4.942AlaGlu: 4.942 ± 0.095
3.953AlaPhe: 3.953 ± 0.085
6.714AlaGly: 6.714 ± 0.136
1.812AlaHis: 1.812 ± 0.058
6.103AlaIle: 6.103 ± 0.119
5.38AlaLys: 5.38 ± 0.118
10.539AlaLeu: 10.539 ± 0.15
2.839AlaMet: 2.839 ± 0.077
3.014AlaAsn: 3.014 ± 0.087
3.055AlaPro: 3.055 ± 0.091
4.587AlaGln: 4.587 ± 0.1
5.056AlaArg: 5.056 ± 0.107
5.194AlaSer: 5.194 ± 0.105
4.538AlaThr: 4.538 ± 0.094
6.714AlaVal: 6.714 ± 0.12
1.068AlaTrp: 1.068 ± 0.044
2.446AlaTyr: 2.446 ± 0.069
0.004AlaXaa: 0.004 ± 0.003
Cys
1.247CysAla: 1.247 ± 0.053
0.214CysCys: 0.214 ± 0.026
0.734CysAsp: 0.734 ± 0.039
0.763CysGlu: 0.763 ± 0.041
0.509CysPhe: 0.509 ± 0.031
1.135CysGly: 1.135 ± 0.049
0.292CysHis: 0.292 ± 0.026
0.681CysIle: 0.681 ± 0.033
0.484CysLys: 0.484 ± 0.032
1.306CysLeu: 1.306 ± 0.055
0.256CysMet: 0.256 ± 0.022
0.387CysAsn: 0.387 ± 0.031
0.668CysPro: 0.668 ± 0.04
0.374CysGln: 0.374 ± 0.027
0.7CysArg: 0.7 ± 0.035
0.791CysSer: 0.791 ± 0.041
0.617CysThr: 0.617 ± 0.038
0.974CysVal: 0.974 ± 0.042
0.142CysTrp: 0.142 ± 0.019
0.334CysTyr: 0.334 ± 0.024
0.0CysXaa: 0.0 ± 0.0
Asp
4.39AspAla: 4.39 ± 0.086
0.721AspCys: 0.721 ± 0.041
2.906AspAsp: 2.906 ± 0.09
3.875AspGlu: 3.875 ± 0.099
2.723AspPhe: 2.723 ± 0.075
3.551AspGly: 3.551 ± 0.098
1.04AspHis: 1.04 ± 0.041
3.486AspIle: 3.486 ± 0.079
2.803AspLys: 2.803 ± 0.088
5.198AspLeu: 5.198 ± 0.104
1.382AspMet: 1.382 ± 0.051
1.824AspAsn: 1.824 ± 0.068
2.528AspPro: 2.528 ± 0.069
1.736AspGln: 1.736 ± 0.06
3.139AspArg: 3.139 ± 0.088
2.913AspSer: 2.913 ± 0.084
2.589AspThr: 2.589 ± 0.077
3.955AspVal: 3.955 ± 0.088
0.911AspTrp: 0.911 ± 0.036
1.778AspTyr: 1.778 ± 0.061
0.0AspXaa: 0.0 ± 0.0
Glu
6.208GluAla: 6.208 ± 0.121
0.586GluCys: 0.586 ± 0.032
3.107GluAsp: 3.107 ± 0.08
4.758GluGlu: 4.758 ± 0.153
2.118GluPhe: 2.118 ± 0.064
3.997GluGly: 3.997 ± 0.105
1.347GluHis: 1.347 ± 0.055
3.923GluIle: 3.923 ± 0.087
4.906GluLys: 4.906 ± 0.11
6.056GluLeu: 6.056 ± 0.116
1.822GluMet: 1.822 ± 0.065
2.907GluAsn: 2.907 ± 0.074
2.203GluPro: 2.203 ± 0.077
2.357GluGln: 2.357 ± 0.078
3.689GluArg: 3.689 ± 0.091
3.279GluSer: 3.279 ± 0.087
3.34GluThr: 3.34 ± 0.079
4.54GluVal: 4.54 ± 0.096
0.641GluTrp: 0.641 ± 0.032
1.435GluTyr: 1.435 ± 0.056
0.002GluXaa: 0.002 ± 0.002
Phe
3.834PheAla: 3.834 ± 0.093
0.681PheCys: 0.681 ± 0.038
2.917PheAsp: 2.917 ± 0.084
2.805PheGlu: 2.805 ± 0.071
2.143PhePhe: 2.143 ± 0.083
3.429PheGly: 3.429 ± 0.085
0.738PheHis: 0.738 ± 0.038
2.651PheIle: 2.651 ± 0.078
2.097PheLys: 2.097 ± 0.056
3.997PheLeu: 3.997 ± 0.113
1.158PheMet: 1.158 ± 0.044
1.788PheAsn: 1.788 ± 0.059
1.476PhePro: 1.476 ± 0.053
1.171PheGln: 1.171 ± 0.049
1.697PheArg: 1.697 ± 0.069
3.035PheSer: 3.035 ± 0.082
2.291PheThr: 2.291 ± 0.063
3.207PheVal: 3.207 ± 0.094
0.594PheTrp: 0.594 ± 0.04
1.275PheTyr: 1.275 ± 0.057
0.0PheXaa: 0.0 ± 0.0
Gly
5.885GlyAla: 5.885 ± 0.137
1.095GlyCys: 1.095 ± 0.048
3.507GlyAsp: 3.507 ± 0.097
4.498GlyGlu: 4.498 ± 0.111
3.513GlyPhe: 3.513 ± 0.083
4.68GlyGly: 4.68 ± 0.127
1.666GlyHis: 1.666 ± 0.067
4.862GlyIle: 4.862 ± 0.096
4.095GlyLys: 4.095 ± 0.088
7.66GlyLeu: 7.66 ± 0.139
2.088GlyMet: 2.088 ± 0.063
2.363GlyAsn: 2.363 ± 0.078
1.89GlyPro: 1.89 ± 0.056
2.52GlyGln: 2.52 ± 0.061
3.53GlyArg: 3.53 ± 0.079
4.073GlySer: 4.073 ± 0.105
3.858GlyThr: 3.858 ± 0.107
6.001GlyVal: 6.001 ± 0.121
0.947GlyTrp: 0.947 ± 0.036
2.391GlyTyr: 2.391 ± 0.072
0.002GlyXaa: 0.002 ± 0.002
His
1.744HisAla: 1.744 ± 0.056
0.351HisCys: 0.351 ± 0.026
1.04HisAsp: 1.04 ± 0.045
1.218HisGlu: 1.218 ± 0.048
1.114HisPhe: 1.114 ± 0.054
1.44HisGly: 1.44 ± 0.053
0.641HisHis: 0.641 ± 0.063
1.203HisIle: 1.203 ± 0.052
0.919HisLys: 0.919 ± 0.043
2.063HisLeu: 2.063 ± 0.064
0.543HisMet: 0.543 ± 0.03
0.715HisAsn: 0.715 ± 0.04
1.184HisPro: 1.184 ± 0.053
0.708HisGln: 0.708 ± 0.037
1.093HisArg: 1.093 ± 0.048
1.103HisSer: 1.103 ± 0.045
0.981HisThr: 0.981 ± 0.04
1.239HisVal: 1.239 ± 0.041
0.372HisTrp: 0.372 ± 0.024
0.81HisTyr: 0.81 ± 0.041
0.0HisXaa: 0.0 ± 0.0
Ile
6.58IleAla: 6.58 ± 0.124
0.875IleCys: 0.875 ± 0.046
4.014IleAsp: 4.014 ± 0.092
4.562IleGlu: 4.562 ± 0.097
2.685IlePhe: 2.685 ± 0.074
4.752IleGly: 4.752 ± 0.097
1.211IleHis: 1.211 ± 0.05
3.215IleIle: 3.215 ± 0.075
3.26IleLys: 3.26 ± 0.077
5.515IleLeu: 5.515 ± 0.106
1.384IleMet: 1.384 ± 0.056
2.556IleAsn: 2.556 ± 0.083
2.646IlePro: 2.646 ± 0.071
1.885IleGln: 1.885 ± 0.061
3.281IleArg: 3.281 ± 0.083
3.824IleSer: 3.824 ± 0.098
3.302IleThr: 3.302 ± 0.077
4.949IleVal: 4.949 ± 0.106
0.594IleTrp: 0.594 ± 0.035
1.606IleTyr: 1.606 ± 0.059
0.0IleXaa: 0.0 ± 0.0
Lys
5.424LysAla: 5.424 ± 0.097
0.442LysCys: 0.442 ± 0.031
3.148LysAsp: 3.148 ± 0.076
4.114LysGlu: 4.114 ± 0.098
1.467LysPhe: 1.467 ± 0.044
3.847LysGly: 3.847 ± 0.089
1.099LysHis: 1.099 ± 0.049
3.338LysIle: 3.338 ± 0.079
3.934LysLys: 3.934 ± 0.111
5.219LysLeu: 5.219 ± 0.102
1.585LysMet: 1.585 ± 0.056
2.609LysAsn: 2.609 ± 0.078
2.34LysPro: 2.34 ± 0.066
1.782LysGln: 1.782 ± 0.069
3.534LysArg: 3.534 ± 0.086
3.061LysSer: 3.061 ± 0.089
3.526LysThr: 3.526 ± 0.089
3.891LysVal: 3.891 ± 0.097
0.531LysTrp: 0.531 ± 0.031
1.203LysTyr: 1.203 ± 0.051
0.0LysXaa: 0.0 ± 0.0
Leu
9.713LeuAla: 9.713 ± 0.147
1.334LeuCys: 1.334 ± 0.056
5.092LeuAsp: 5.092 ± 0.101
5.523LeuGlu: 5.523 ± 0.117
4.278LeuPhe: 4.278 ± 0.101
7.274LeuGly: 7.274 ± 0.123
1.828LeuHis: 1.828 ± 0.063
6.297LeuIle: 6.297 ± 0.127
5.898LeuLys: 5.898 ± 0.127
9.485LeuLeu: 9.485 ± 0.208
2.938LeuMet: 2.938 ± 0.077
3.885LeuAsn: 3.885 ± 0.096
4.682LeuPro: 4.682 ± 0.097
3.477LeuGln: 3.477 ± 0.089
4.923LeuArg: 4.923 ± 0.098
7.272LeuSer: 7.272 ± 0.117
6.215LeuThr: 6.215 ± 0.107
6.697LeuVal: 6.697 ± 0.11
1.07LeuTrp: 1.07 ± 0.054
2.501LeuTyr: 2.501 ± 0.076
0.0LeuXaa: 0.0 ± 0.0
Met
2.782MetAla: 2.782 ± 0.087
0.239MetCys: 0.239 ± 0.018
1.384MetAsp: 1.384 ± 0.051
1.167MetGlu: 1.167 ± 0.053
0.814MetPhe: 0.814 ± 0.041
2.279MetGly: 2.279 ± 0.079
0.571MetHis: 0.571 ± 0.04
1.689MetIle: 1.689 ± 0.058
1.763MetLys: 1.763 ± 0.069
2.488MetLeu: 2.488 ± 0.077
0.791MetMet: 0.791 ± 0.046
1.048MetAsn: 1.048 ± 0.043
1.446MetPro: 1.446 ± 0.051
1.281MetGln: 1.281 ± 0.042
1.661MetArg: 1.661 ± 0.056
1.938MetSer: 1.938 ± 0.071
1.833MetThr: 1.833 ± 0.057
1.909MetVal: 1.909 ± 0.067
0.207MetTrp: 0.207 ± 0.018
0.495MetTyr: 0.495 ± 0.031
0.0MetXaa: 0.0 ± 0.0
Asn
3.627AsnAla: 3.627 ± 0.098
0.429AsnCys: 0.429 ± 0.025
2.002AsnAsp: 2.002 ± 0.063
2.294AsnGlu: 2.294 ± 0.071
1.543AsnPhe: 1.543 ± 0.056
2.843AsnGly: 2.843 ± 0.094
0.776AsnHis: 0.776 ± 0.038
2.323AsnIle: 2.323 ± 0.076
1.848AsnLys: 1.848 ± 0.069
3.503AsnLeu: 3.503 ± 0.092
0.877AsnMet: 0.877 ± 0.04
1.399AsnAsn: 1.399 ± 0.055
2.201AsnPro: 2.201 ± 0.068
1.365AsnGln: 1.365 ± 0.047
2.12AsnArg: 2.12 ± 0.064
1.926AsnSer: 1.926 ± 0.077
1.856AsnThr: 1.856 ± 0.069
2.551AsnVal: 2.551 ± 0.069
0.488AsnTrp: 0.488 ± 0.032
1.103AsnTyr: 1.103 ± 0.043
0.0AsnXaa: 0.0 ± 0.0
Pro
3.475ProAla: 3.475 ± 0.086
0.387ProCys: 0.387 ± 0.026
2.408ProAsp: 2.408 ± 0.061
3.226ProGlu: 3.226 ± 0.076
1.805ProPhe: 1.805 ± 0.063
2.628ProGly: 2.628 ± 0.075
0.854ProHis: 0.854 ± 0.045
2.611ProIle: 2.611 ± 0.078
2.268ProLys: 2.268 ± 0.07
3.872ProLeu: 3.872 ± 0.092
1.095ProMet: 1.095 ± 0.051
1.492ProAsn: 1.492 ± 0.053
1.008ProPro: 1.008 ± 0.04
1.786ProGln: 1.786 ± 0.056
1.727ProArg: 1.727 ± 0.066
2.359ProSer: 2.359 ± 0.068
2.181ProThr: 2.181 ± 0.082
3.369ProVal: 3.369 ± 0.081
0.539ProTrp: 0.539 ± 0.032
1.387ProTyr: 1.387 ± 0.053
0.0ProXaa: 0.0 ± 0.0
Gln
4.023GlnAla: 4.023 ± 0.101
0.362GlnCys: 0.362 ± 0.028
1.488GlnAsp: 1.488 ± 0.052
2.256GlnGlu: 2.256 ± 0.074
1.433GlnPhe: 1.433 ± 0.047
2.241GlnGly: 2.241 ± 0.069
0.653GlnHis: 0.653 ± 0.035
2.213GlnIle: 2.213 ± 0.069
2.725GlnLys: 2.725 ± 0.075
3.422GlnLeu: 3.422 ± 0.085
1.213GlnMet: 1.213 ± 0.051
1.566GlnAsn: 1.566 ± 0.066
1.266GlnPro: 1.266 ± 0.054
1.365GlnGln: 1.365 ± 0.057
2.01GlnArg: 2.01 ± 0.059
2.308GlnSer: 2.308 ± 0.082
2.399GlnThr: 2.399 ± 0.064
2.306GlnVal: 2.306 ± 0.064
0.619GlnTrp: 0.619 ± 0.032
1.118GlnTyr: 1.118 ± 0.047
0.0GlnXaa: 0.0 ± 0.0
Arg
4.606ArgAla: 4.606 ± 0.098
0.547ArgCys: 0.547 ± 0.032
2.725ArgAsp: 2.725 ± 0.066
3.803ArgGlu: 3.803 ± 0.091
2.649ArgPhe: 2.649 ± 0.072
3.042ArgGly: 3.042 ± 0.083
1.228ArgHis: 1.228 ± 0.047
3.388ArgIle: 3.388 ± 0.093
2.608ArgLys: 2.608 ± 0.07
5.743ArgLeu: 5.743 ± 0.118
1.596ArgMet: 1.596 ± 0.059
1.763ArgAsn: 1.763 ± 0.052
2.082ArgPro: 2.082 ± 0.067
2.283ArgGln: 2.283 ± 0.066
3.04ArgArg: 3.04 ± 0.097
2.959ArgSer: 2.959 ± 0.069
2.632ArgThr: 2.632 ± 0.064
3.894ArgVal: 3.894 ± 0.101
0.672ArgTrp: 0.672 ± 0.032
2.076ArgTyr: 2.076 ± 0.066
0.0ArgXaa: 0.0 ± 0.0
Ser
5.451SerAla: 5.451 ± 0.103
0.645SerCys: 0.645 ± 0.043
3.289SerAsp: 3.289 ± 0.088
3.667SerGlu: 3.667 ± 0.085
2.871SerPhe: 2.871 ± 0.078
4.452SerGly: 4.452 ± 0.106
1.291SerHis: 1.291 ± 0.049
3.765SerIle: 3.765 ± 0.078
2.731SerLys: 2.731 ± 0.077
6.325SerLeu: 6.325 ± 0.126
1.644SerMet: 1.644 ± 0.055
1.928SerAsn: 1.928 ± 0.068
2.37SerPro: 2.37 ± 0.072
2.274SerGln: 2.274 ± 0.07
3.152SerArg: 3.152 ± 0.078
3.596SerSer: 3.596 ± 0.106
3.065SerThr: 3.065 ± 0.087
4.731SerVal: 4.731 ± 0.101
0.755SerTrp: 0.755 ± 0.035
1.59SerTyr: 1.59 ± 0.055
0.0SerXaa: 0.0 ± 0.0
Thr
4.693ThrAla: 4.693 ± 0.097
0.516ThrCys: 0.516 ± 0.031
2.877ThrAsp: 2.877 ± 0.079
3.255ThrGlu: 3.255 ± 0.084
2.3ThrPhe: 2.3 ± 0.067
4.314ThrGly: 4.314 ± 0.092
1.264ThrHis: 1.264 ± 0.048
3.71ThrIle: 3.71 ± 0.095
2.465ThrLys: 2.465 ± 0.07
5.967ThrLeu: 5.967 ± 0.113
1.251ThrMet: 1.251 ± 0.051
1.784ThrAsn: 1.784 ± 0.064
2.799ThrPro: 2.799 ± 0.077
2.129ThrGln: 2.129 ± 0.059
2.642ThrArg: 2.642 ± 0.072
2.868ThrSer: 2.868 ± 0.084
2.811ThrThr: 2.811 ± 0.084
4.775ThrVal: 4.775 ± 0.093
0.645ThrTrp: 0.645 ± 0.036
1.429ThrTyr: 1.429 ± 0.05
0.0ThrXaa: 0.0 ± 0.0
Val
6.946ValAla: 6.946 ± 0.125
1.087ValCys: 1.087 ± 0.045
4.082ValAsp: 4.082 ± 0.083
4.04ValGlu: 4.04 ± 0.112
3.164ValPhe: 3.164 ± 0.084
5.373ValGly: 5.373 ± 0.121
1.325ValHis: 1.325 ± 0.049
5.012ValIle: 5.012 ± 0.102
4.048ValLys: 4.048 ± 0.096
7.529ValLeu: 7.529 ± 0.142
2.279ValMet: 2.279 ± 0.08
2.744ValAsn: 2.744 ± 0.088
2.962ValPro: 2.962 ± 0.071
2.463ValGln: 2.463 ± 0.074
3.71ValArg: 3.71 ± 0.095
4.758ValSer: 4.758 ± 0.091
4.401ValThr: 4.401 ± 0.101
5.654ValVal: 5.654 ± 0.126
0.797ValTrp: 0.797 ± 0.036
1.852ValTyr: 1.852 ± 0.06
0.0ValXaa: 0.0 ± 0.0
Trp
1.004TrpAla: 1.004 ± 0.042
0.197TrpCys: 0.197 ± 0.021
0.575TrpAsp: 0.575 ± 0.038
0.645TrpGlu: 0.645 ± 0.033
0.552TrpPhe: 0.552 ± 0.036
0.864TrpGly: 0.864 ± 0.041
0.3TrpHis: 0.3 ± 0.025
0.808TrpIle: 0.808 ± 0.035
0.615TrpLys: 0.615 ± 0.037
1.571TrpLeu: 1.571 ± 0.057
0.406TrpMet: 0.406 ± 0.027
0.38TrpAsn: 0.38 ± 0.03
0.425TrpPro: 0.425 ± 0.032
0.482TrpGln: 0.482 ± 0.028
0.759TrpArg: 0.759 ± 0.039
0.672TrpSer: 0.672 ± 0.034
0.558TrpThr: 0.558 ± 0.038
0.924TrpVal: 0.924 ± 0.042
0.182TrpTrp: 0.182 ± 0.019
0.302TrpTyr: 0.302 ± 0.024
0.0TrpXaa: 0.0 ± 0.0
Tyr
2.327TyrAla: 2.327 ± 0.067
0.478TyrCys: 0.478 ± 0.032
1.573TyrAsp: 1.573 ± 0.054
1.809TyrGlu: 1.809 ± 0.053
1.349TyrPhe: 1.349 ± 0.052
2.268TyrGly: 2.268 ± 0.065
0.547TyrHis: 0.547 ± 0.032
1.416TyrIle: 1.416 ± 0.058
1.247TyrLys: 1.247 ± 0.051
2.926TyrLeu: 2.926 ± 0.072
0.64TyrMet: 0.64 ± 0.038
0.922TyrAsn: 0.922 ± 0.041
1.241TyrPro: 1.241 ± 0.044
0.96TyrGln: 0.96 ± 0.046
1.873TyrArg: 1.873 ± 0.064
1.662TyrSer: 1.662 ± 0.055
1.499TyrThr: 1.499 ± 0.058
1.947TyrVal: 1.947 ± 0.059
0.446TyrTrp: 0.446 ± 0.034
0.793TyrTyr: 0.793 ± 0.041
0.002TyrXaa: 0.002 ± 0.002
Xaa
0.002XaaAla: 0.002 ± 0.002
0.0XaaCys: 0.0 ± 0.0
0.0XaaAsp: 0.0 ± 0.0
0.0XaaGlu: 0.0 ± 0.0
0.0XaaPhe: 0.0 ± 0.0
0.002XaaGly: 0.002 ± 0.002
0.0XaaHis: 0.0 ± 0.0
0.0XaaIle: 0.0 ± 0.0
0.0XaaLys: 0.0 ± 0.0
0.0XaaLeu: 0.0 ± 0.0
0.0XaaMet: 0.0 ± 0.0
0.0XaaAsn: 0.0 ± 0.0
0.002XaaPro: 0.002 ± 0.002
0.0XaaGln: 0.0 ± 0.0
0.0XaaArg: 0.0 ± 0.0
0.002XaaSer: 0.002 ± 0.002
0.002XaaThr: 0.002 ± 0.002
0.0XaaVal: 0.0 ± 0.0
0.0XaaTrp: 0.0 ± 0.0
0.0XaaTyr: 0.0 ± 0.0
0.009XaaXaa: 0.009 ± 0.006
Statistics based on 1632 proteins (526924 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