Amino acid dipepetide frequency for Corallococcus sp. CAG:1435

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
4.589AlaAla: 4.589 ± 0.134
1.371AlaCys: 1.371 ± 0.065
4.901AlaAsp: 4.901 ± 0.125
5.501AlaGlu: 5.501 ± 0.121
3.491AlaPhe: 3.491 ± 0.125
4.169AlaGly: 4.169 ± 0.104
1.169AlaHis: 1.169 ± 0.062
4.506AlaIle: 4.506 ± 0.12
5.311AlaLys: 5.311 ± 0.125
7.672AlaLeu: 7.672 ± 0.136
2.051AlaMet: 2.051 ± 0.08
3.344AlaAsn: 3.344 ± 0.094
1.83AlaPro: 1.83 ± 0.078
3.358AlaGln: 3.358 ± 0.112
2.928AlaArg: 2.928 ± 0.096
4.292AlaSer: 4.292 ± 0.103
5.238AlaThr: 5.238 ± 0.162
7.604AlaVal: 7.604 ± 0.171
0.435AlaTrp: 0.435 ± 0.029
2.533AlaTyr: 2.533 ± 0.083
0.002AlaXaa: 0.002 ± 0.003
Cys
1.459CysAla: 1.459 ± 0.064
0.499CysCys: 0.499 ± 0.037
1.445CysAsp: 1.445 ± 0.084
1.027CysGlu: 1.027 ± 0.057
0.956CysPhe: 0.956 ± 0.049
2.083CysGly: 2.083 ± 0.091
0.41CysHis: 0.41 ± 0.033
1.0CysIle: 1.0 ± 0.056
1.285CysLys: 1.285 ± 0.062
1.565CysLeu: 1.565 ± 0.066
0.349CysMet: 0.349 ± 0.027
0.929CysAsn: 0.929 ± 0.049
0.725CysPro: 0.725 ± 0.048
0.631CysGln: 0.631 ± 0.036
0.931CysArg: 0.931 ± 0.054
1.039CysSer: 1.039 ± 0.061
1.078CysThr: 1.078 ± 0.064
1.734CysVal: 1.734 ± 0.064
0.128CysTrp: 0.128 ± 0.018
0.774CysTyr: 0.774 ± 0.05
0.0CysXaa: 0.0 ± 0.0
Asp
4.221AspAla: 4.221 ± 0.111
1.162AspCys: 1.162 ± 0.062
3.081AspAsp: 3.081 ± 0.11
3.857AspGlu: 3.857 ± 0.093
3.014AspPhe: 3.014 ± 0.094
5.085AspGly: 5.085 ± 0.155
0.565AspHis: 0.565 ± 0.04
3.975AspIle: 3.975 ± 0.109
4.307AspLys: 4.307 ± 0.102
4.039AspLeu: 4.039 ± 0.105
1.469AspMet: 1.469 ± 0.06
2.619AspAsn: 2.619 ± 0.081
1.184AspPro: 1.184 ± 0.06
0.852AspGln: 0.852 ± 0.049
1.86AspArg: 1.86 ± 0.07
3.235AspSer: 3.235 ± 0.101
2.973AspThr: 2.973 ± 0.098
5.427AspVal: 5.427 ± 0.129
0.45AspTrp: 0.45 ± 0.034
2.489AspTyr: 2.489 ± 0.102
0.007AspXaa: 0.007 ± 0.004
Glu
3.506GluAla: 3.506 ± 0.109
0.813GluCys: 0.813 ± 0.043
2.774GluAsp: 2.774 ± 0.096
4.717GluGlu: 4.717 ± 0.146
2.351GluPhe: 2.351 ± 0.084
3.916GluGly: 3.916 ± 0.114
0.766GluHis: 0.766 ± 0.047
4.82GluIle: 4.82 ± 0.135
6.112GluLys: 6.112 ± 0.143
4.238GluLeu: 4.238 ± 0.113
1.82GluMet: 1.82 ± 0.07
4.23GluAsn: 4.23 ± 0.105
1.091GluPro: 1.091 ± 0.055
2.54GluGln: 2.54 ± 0.088
2.378GluArg: 2.378 ± 0.09
2.978GluSer: 2.978 ± 0.104
3.523GluThr: 3.523 ± 0.084
4.484GluVal: 4.484 ± 0.115
0.469GluTrp: 0.469 ± 0.037
2.145GluTyr: 2.145 ± 0.071
0.002GluXaa: 0.002 ± 0.003
Phe
4.493PheAla: 4.493 ± 0.127
1.395PheCys: 1.395 ± 0.06
3.317PheAsp: 3.317 ± 0.09
2.467PheGlu: 2.467 ± 0.077
2.314PhePhe: 2.314 ± 0.092
3.447PheGly: 3.447 ± 0.102
0.789PheHis: 0.789 ± 0.048
2.135PheIle: 2.135 ± 0.082
1.985PheLys: 1.985 ± 0.067
4.189PheLeu: 4.189 ± 0.105
0.87PheMet: 0.87 ± 0.044
2.069PheAsn: 2.069 ± 0.065
1.582PhePro: 1.582 ± 0.058
1.354PheGln: 1.354 ± 0.068
2.029PheArg: 2.029 ± 0.07
3.572PheSer: 3.572 ± 0.105
2.818PheThr: 2.818 ± 0.102
4.697PheVal: 4.697 ± 0.13
0.423PheTrp: 0.423 ± 0.032
1.69PheTyr: 1.69 ± 0.075
0.0PheXaa: 0.0 ± 0.0
Gly
4.488GlyAla: 4.488 ± 0.132
1.319GlyCys: 1.319 ± 0.068
3.766GlyAsp: 3.766 ± 0.122
4.628GlyGlu: 4.628 ± 0.1
3.039GlyPhe: 3.039 ± 0.083
4.788GlyGly: 4.788 ± 0.161
0.995GlyHis: 0.995 ± 0.055
4.665GlyIle: 4.665 ± 0.118
6.169GlyLys: 6.169 ± 0.126
5.044GlyLeu: 5.044 ± 0.121
1.597GlyMet: 1.597 ± 0.069
3.621GlyAsn: 3.621 ± 0.112
0.865GlyPro: 0.865 ± 0.053
1.901GlyGln: 1.901 ± 0.075
2.562GlyArg: 2.562 ± 0.09
3.717GlySer: 3.717 ± 0.124
4.218GlyThr: 4.218 ± 0.177
5.842GlyVal: 5.842 ± 0.129
0.614GlyTrp: 0.614 ± 0.042
2.97GlyTyr: 2.97 ± 0.107
0.002GlyXaa: 0.002 ± 0.003
His
1.118HisAla: 1.118 ± 0.057
0.474HisCys: 0.474 ± 0.038
0.897HisAsp: 0.897 ± 0.046
0.766HisGlu: 0.766 ± 0.05
0.902HisPhe: 0.902 ± 0.048
1.307HisGly: 1.307 ± 0.056
0.295HisHis: 0.295 ± 0.036
1.015HisIle: 1.015 ± 0.053
0.951HisLys: 0.951 ± 0.051
1.454HisLeu: 1.454 ± 0.062
0.359HisMet: 0.359 ± 0.03
0.855HisAsn: 0.855 ± 0.046
0.705HisPro: 0.705 ± 0.043
0.504HisGln: 0.504 ± 0.037
0.798HisArg: 0.798 ± 0.057
1.032HisSer: 1.032 ± 0.051
0.948HisThr: 0.948 ± 0.05
1.125HisVal: 1.125 ± 0.059
0.142HisTrp: 0.142 ± 0.018
0.717HisTyr: 0.717 ± 0.04
0.0HisXaa: 0.0 ± 0.0
Ile
5.894IleAla: 5.894 ± 0.136
1.307IleCys: 1.307 ± 0.059
3.417IleAsp: 3.417 ± 0.078
2.973IleGlu: 2.973 ± 0.084
2.828IlePhe: 2.828 ± 0.083
3.776IleGly: 3.776 ± 0.11
0.872IleHis: 0.872 ± 0.047
3.388IleIle: 3.388 ± 0.125
3.39IleLys: 3.39 ± 0.1
5.483IleLeu: 5.483 ± 0.14
1.177IleMet: 1.177 ± 0.055
2.727IleAsn: 2.727 ± 0.089
2.194IlePro: 2.194 ± 0.075
1.513IleGln: 1.513 ± 0.058
2.295IleArg: 2.295 ± 0.09
4.009IleSer: 4.009 ± 0.106
3.891IleThr: 3.891 ± 0.132
5.906IleVal: 5.906 ± 0.142
0.396IleTrp: 0.396 ± 0.032
1.919IleTyr: 1.919 ± 0.068
0.0IleXaa: 0.0 ± 0.0
Lys
4.577LysAla: 4.577 ± 0.101
1.01LysCys: 1.01 ± 0.06
3.403LysAsp: 3.403 ± 0.102
4.366LysGlu: 4.366 ± 0.113
2.575LysPhe: 2.575 ± 0.078
4.041LysGly: 4.041 ± 0.1
1.192LysHis: 1.192 ± 0.055
4.894LysIle: 4.894 ± 0.13
5.533LysLys: 5.533 ± 0.152
6.223LysLeu: 6.223 ± 0.144
2.25LysMet: 2.25 ± 0.076
4.044LysAsn: 4.044 ± 0.111
2.005LysPro: 2.005 ± 0.069
3.336LysGln: 3.336 ± 0.108
3.208LysArg: 3.208 ± 0.093
3.668LysSer: 3.668 ± 0.109
4.4LysThr: 4.4 ± 0.109
5.022LysVal: 5.022 ± 0.109
0.533LysTrp: 0.533 ± 0.038
2.801LysTyr: 2.801 ± 0.091
0.0LysXaa: 0.0 ± 0.0
Leu
7.392LeuAla: 7.392 ± 0.127
2.081LeuCys: 2.081 ± 0.087
4.771LeuAsp: 4.771 ± 0.122
4.567LeuGlu: 4.567 ± 0.112
4.439LeuPhe: 4.439 ± 0.13
5.628LeuGly: 5.628 ± 0.126
1.833LeuHis: 1.833 ± 0.073
4.41LeuIle: 4.41 ± 0.125
5.665LeuLys: 5.665 ± 0.147
8.788LeuLeu: 8.788 ± 0.203
1.941LeuMet: 1.941 ± 0.073
3.955LeuAsn: 3.955 ± 0.106
4.049LeuPro: 4.049 ± 0.106
4.771LeuGln: 4.771 ± 0.118
3.909LeuArg: 3.909 ± 0.124
6.461LeuSer: 6.461 ± 0.152
5.842LeuThr: 5.842 ± 0.145
6.518LeuVal: 6.518 ± 0.133
0.791LeuTrp: 0.791 ± 0.045
3.39LeuTyr: 3.39 ± 0.107
0.005LeuXaa: 0.005 ± 0.003
Met
1.739MetAla: 1.739 ± 0.071
0.435MetCys: 0.435 ± 0.032
1.351MetAsp: 1.351 ± 0.063
1.297MetGlu: 1.297 ± 0.058
1.093MetPhe: 1.093 ± 0.05
1.393MetGly: 1.393 ± 0.062
0.459MetHis: 0.459 ± 0.03
1.302MetIle: 1.302 ± 0.059
2.15MetLys: 2.15 ± 0.075
2.395MetLeu: 2.395 ± 0.089
0.521MetMet: 0.521 ± 0.039
0.904MetAsn: 0.904 ± 0.052
1.061MetPro: 1.061 ± 0.048
1.103MetGln: 1.103 ± 0.05
1.059MetArg: 1.059 ± 0.052
1.609MetSer: 1.609 ± 0.068
1.383MetThr: 1.383 ± 0.059
1.388MetVal: 1.388 ± 0.058
0.147MetTrp: 0.147 ± 0.019
0.97MetTyr: 0.97 ± 0.047
0.0MetXaa: 0.0 ± 0.0
Asn
4.144AsnAla: 4.144 ± 0.099
1.206AsnCys: 1.206 ± 0.065
2.373AsnAsp: 2.373 ± 0.079
2.191AsnGlu: 2.191 ± 0.079
2.491AsnPhe: 2.491 ± 0.082
4.292AsnGly: 4.292 ± 0.149
0.629AsnHis: 0.629 ± 0.046
3.319AsnIle: 3.319 ± 0.097
3.11AsnLys: 3.11 ± 0.097
4.181AsnLeu: 4.181 ± 0.118
1.204AsnMet: 1.204 ± 0.058
2.496AsnAsn: 2.496 ± 0.087
1.725AsnPro: 1.725 ± 0.072
1.177AsnGln: 1.177 ± 0.057
1.943AsnArg: 1.943 ± 0.066
2.955AsnSer: 2.955 ± 0.082
2.69AsnThr: 2.69 ± 0.09
4.289AsnVal: 4.289 ± 0.111
0.442AsnTrp: 0.442 ± 0.033
2.236AsnTyr: 2.236 ± 0.086
0.0AsnXaa: 0.0 ± 0.0
Pro
2.054ProAla: 2.054 ± 0.082
0.555ProCys: 0.555 ± 0.042
2.073ProAsp: 2.073 ± 0.078
1.96ProGlu: 1.96 ± 0.067
1.818ProPhe: 1.818 ± 0.075
1.091ProGly: 1.091 ± 0.047
0.612ProHis: 0.612 ± 0.038
1.56ProIle: 1.56 ± 0.057
1.838ProLys: 1.838 ± 0.073
2.978ProLeu: 2.978 ± 0.1
0.653ProMet: 0.653 ± 0.038
1.3ProAsn: 1.3 ± 0.057
0.808ProPro: 0.808 ± 0.041
1.619ProGln: 1.619 ± 0.077
0.968ProArg: 0.968 ± 0.052
2.044ProSer: 2.044 ± 0.067
1.941ProThr: 1.941 ± 0.064
2.852ProVal: 2.852 ± 0.085
0.258ProTrp: 0.258 ± 0.027
1.287ProTyr: 1.287 ± 0.064
0.007ProXaa: 0.007 ± 0.004
Gln
2.385GlnAla: 2.385 ± 0.078
0.634GlnCys: 0.634 ± 0.04
1.44GlnAsp: 1.44 ± 0.057
2.076GlnGlu: 2.076 ± 0.081
1.644GlnPhe: 1.644 ± 0.064
2.135GlnGly: 2.135 ± 0.076
0.759GlnHis: 0.759 ± 0.044
2.29GlnIle: 2.29 ± 0.082
3.14GlnLys: 3.14 ± 0.093
4.429GlnLeu: 4.429 ± 0.1
1.098GlnMet: 1.098 ± 0.048
2.302GlnAsn: 2.302 ± 0.078
1.285GlnPro: 1.285 ± 0.063
2.388GlnGln: 2.388 ± 0.082
2.032GlnArg: 2.032 ± 0.087
2.312GlnSer: 2.312 ± 0.074
2.253GlnThr: 2.253 ± 0.075
2.169GlnVal: 2.169 ± 0.073
0.283GlnTrp: 0.283 ± 0.029
1.484GlnTyr: 1.484 ± 0.067
0.0GlnXaa: 0.0 ± 0.0
Arg
2.54ArgAla: 2.54 ± 0.08
0.875ArgCys: 0.875 ± 0.052
1.71ArgAsp: 1.71 ± 0.074
2.658ArgGlu: 2.658 ± 0.087
2.113ArgPhe: 2.113 ± 0.091
2.245ArgGly: 2.245 ± 0.072
0.867ArgHis: 0.867 ± 0.058
2.454ArgIle: 2.454 ± 0.089
3.363ArgLys: 3.363 ± 0.114
3.99ArgLeu: 3.99 ± 0.111
1.103ArgMet: 1.103 ± 0.045
2.255ArgAsn: 2.255 ± 0.071
1.199ArgPro: 1.199 ± 0.065
2.135ArgGln: 2.135 ± 0.084
2.223ArgArg: 2.223 ± 0.107
1.997ArgSer: 1.997 ± 0.07
1.973ArgThr: 1.973 ± 0.064
2.761ArgVal: 2.761 ± 0.089
0.391ArgTrp: 0.391 ± 0.032
1.889ArgTyr: 1.889 ± 0.082
0.0ArgXaa: 0.0 ± 0.0
Ser
5.248SerAla: 5.248 ± 0.11
1.078SerCys: 1.078 ± 0.056
3.646SerAsp: 3.646 ± 0.084
3.388SerGlu: 3.388 ± 0.082
2.899SerPhe: 2.899 ± 0.091
4.425SerGly: 4.425 ± 0.118
1.066SerHis: 1.066 ± 0.058
2.928SerIle: 2.928 ± 0.101
3.572SerLys: 3.572 ± 0.096
5.81SerLeu: 5.81 ± 0.145
1.344SerMet: 1.344 ± 0.056
2.639SerAsn: 2.639 ± 0.087
1.843SerPro: 1.843 ± 0.081
2.661SerGln: 2.661 ± 0.087
2.319SerArg: 2.319 ± 0.072
3.545SerSer: 3.545 ± 0.115
3.194SerThr: 3.194 ± 0.086
6.056SerVal: 6.056 ± 0.132
0.545SerTrp: 0.545 ± 0.032
2.41SerTyr: 2.41 ± 0.092
0.002SerXaa: 0.002 ± 0.003
Thr
5.306ThrAla: 5.306 ± 0.16
0.872ThrCys: 0.872 ± 0.052
3.611ThrAsp: 3.611 ± 0.096
3.675ThrGlu: 3.675 ± 0.105
3.007ThrPhe: 3.007 ± 0.102
3.737ThrGly: 3.737 ± 0.114
1.037ThrHis: 1.037 ± 0.057
3.248ThrIle: 3.248 ± 0.111
3.059ThrLys: 3.059 ± 0.094
6.368ThrLeu: 6.368 ± 0.153
1.243ThrMet: 1.243 ± 0.05
2.412ThrAsn: 2.412 ± 0.083
2.302ThrPro: 2.302 ± 0.076
2.231ThrGln: 2.231 ± 0.073
1.867ThrArg: 1.867 ± 0.065
3.439ThrSer: 3.439 ± 0.122
3.498ThrThr: 3.498 ± 0.124
7.038ThrVal: 7.038 ± 0.244
0.369ThrTrp: 0.369 ± 0.035
2.295ThrTyr: 2.295 ± 0.126
0.005ThrXaa: 0.005 ± 0.004
Val
7.805ValAla: 7.805 ± 0.161
1.963ValCys: 1.963 ± 0.091
4.884ValAsp: 4.884 ± 0.102
5.221ValGlu: 5.221 ± 0.123
4.115ValPhe: 4.115 ± 0.119
5.732ValGly: 5.732 ± 0.139
1.285ValHis: 1.285 ± 0.068
4.508ValIle: 4.508 ± 0.102
5.311ValLys: 5.311 ± 0.126
8.002ValLeu: 8.002 ± 0.168
1.7ValMet: 1.7 ± 0.069
3.815ValAsn: 3.815 ± 0.108
2.459ValPro: 2.459 ± 0.083
2.857ValGln: 2.857 ± 0.08
3.221ValArg: 3.221 ± 0.095
5.768ValSer: 5.768 ± 0.112
5.641ValThr: 5.641 ± 0.203
8.316ValVal: 8.316 ± 0.198
0.636ValTrp: 0.636 ± 0.042
3.299ValTyr: 3.299 ± 0.125
0.0ValXaa: 0.0 ± 0.0
Trp
0.491TrpAla: 0.491 ± 0.035
0.12TrpCys: 0.12 ± 0.018
0.4TrpAsp: 0.4 ± 0.029
0.445TrpGlu: 0.445 ± 0.035
0.344TrpPhe: 0.344 ± 0.031
0.54TrpGly: 0.54 ± 0.042
0.182TrpHis: 0.182 ± 0.02
0.54TrpIle: 0.54 ± 0.043
0.474TrpLys: 0.474 ± 0.032
0.877TrpLeu: 0.877 ± 0.05
0.194TrpMet: 0.194 ± 0.021
0.403TrpAsn: 0.403 ± 0.031
0.125TrpPro: 0.125 ± 0.017
0.486TrpGln: 0.486 ± 0.032
0.297TrpArg: 0.297 ± 0.024
0.373TrpSer: 0.373 ± 0.028
0.523TrpThr: 0.523 ± 0.039
0.511TrpVal: 0.511 ± 0.036
0.142TrpTrp: 0.142 ± 0.018
0.423TrpTyr: 0.423 ± 0.039
0.0TrpXaa: 0.0 ± 0.0
Tyr
2.842TyrAla: 2.842 ± 0.102
0.875TyrCys: 0.875 ± 0.048
2.609TyrAsp: 2.609 ± 0.11
1.892TyrGlu: 1.892 ± 0.073
2.201TyrPhe: 2.201 ± 0.077
2.975TyrGly: 2.975 ± 0.1
0.582TyrHis: 0.582 ± 0.042
2.395TyrIle: 2.395 ± 0.071
2.349TyrLys: 2.349 ± 0.082
3.481TyrLeu: 3.481 ± 0.106
0.816TyrMet: 0.816 ± 0.047
2.174TyrAsn: 2.174 ± 0.081
1.241TyrPro: 1.241 ± 0.058
1.118TyrGln: 1.118 ± 0.051
1.914TyrArg: 1.914 ± 0.072
2.57TyrSer: 2.57 ± 0.088
2.594TyrThr: 2.594 ± 0.126
2.796TyrVal: 2.796 ± 0.095
0.297TyrTrp: 0.297 ± 0.031
1.801TyrTyr: 1.801 ± 0.07
0.0TyrXaa: 0.0 ± 0.0
Xaa
0.002XaaAla: 0.002 ± 0.003
0.002XaaCys: 0.002 ± 0.003
0.002XaaAsp: 0.002 ± 0.002
0.002XaaGlu: 0.002 ± 0.002
0.0XaaPhe: 0.0 ± 0.0
0.007XaaGly: 0.007 ± 0.005
0.0XaaHis: 0.0 ± 0.0
0.002XaaIle: 0.002 ± 0.003
0.005XaaLys: 0.005 ± 0.003
0.0XaaLeu: 0.0 ± 0.0
0.0XaaMet: 0.0 ± 0.0
0.002XaaAsn: 0.002 ± 0.003
0.0XaaPro: 0.0 ± 0.0
0.0XaaGln: 0.0 ± 0.0
0.0XaaArg: 0.0 ± 0.0
0.002XaaSer: 0.002 ± 0.002
0.0XaaThr: 0.0 ± 0.0
0.002XaaVal: 0.002 ± 0.002
0.002XaaTrp: 0.002 ± 0.003
0.0XaaTyr: 0.0 ± 0.0
0.032XaaXaa: 0.032 ± 0.011
Statistics based on 1300 proteins (407049 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