Hubei zhaovirus-like virus 2
Average proteome isoelectric point is 8.25
Get precalculated fractions of proteins
Acidic
pI < 6.8
6.8-7.4
pI > 7.4
Basic
All
Note: above files contain also dissociation constants (pKa)
Virtual 2D-PAGE plot for 2 proteins (isoelectric point calculated using IPC2_protein)
Get csv file with sequences according to given criteria:
* You can choose from 21 different methods for calculating isoelectric point
Summary statistics related to proteome-wise predictions
Protein with the lowest isoelectric point:
>tr|A0A1L3KLA7|A0A1L3KLA7_9VIRU Capsid protein OS=Hubei zhaovirus-like virus 2 OX=1923345 PE=3 SV=1
MM1 pKa = 7.72 LPQEE5 pKa = 4.56 GNNDD9 pKa = 2.79 GRR11 pKa = 11.84 DD12 pKa = 3.41 ADD14 pKa = 4.0 KK15 pKa = 11.28 VANTTFAAACTCLRR29 pKa = 11.84 KK30 pKa = 10.2 DD31 pKa = 3.3 KK32 pKa = 10.6 QDD34 pKa = 3.2 RR35 pKa = 11.84 NGRR38 pKa = 11.84 SRR40 pKa = 11.84 SAKK43 pKa = 10.39 GADD46 pKa = 3.4 QEE48 pKa = 4.51 QSRR51 pKa = 11.84 QSHH54 pKa = 5.26 QCDD57 pKa = 3.36 SLNKK61 pKa = 8.44 QKK63 pKa = 10.46 KK64 pKa = 8.64 RR65 pKa = 11.84 KK66 pKa = 7.51 PVVYY70 pKa = 8.75 KK71 pKa = 9.64 TVNKK75 pKa = 8.46 EE76 pKa = 3.35 QHH78 pKa = 5.76 YY79 pKa = 10.56 LYY81 pKa = 10.03 TCEE84 pKa = 4.17 KK85 pKa = 9.79 RR86 pKa = 11.84 RR87 pKa = 11.84 NRR89 pKa = 11.84 NLLDD93 pKa = 4.18 PDD95 pKa = 3.7 NLGDD99 pKa = 3.58 RR100 pKa = 11.84 GKK102 pKa = 9.87 PVAPSLNNDD111 pKa = 3.56 DD112 pKa = 3.84 NAGIHH117 pKa = 5.31 QEE119 pKa = 3.9 TRR121 pKa = 11.84 RR122 pKa = 11.84 DD123 pKa = 3.63 LMSMAKK129 pKa = 9.55 QNKK132 pKa = 8.48 QNGRR136 pKa = 11.84 DD137 pKa = 3.79 PKK139 pKa = 9.77 SWSYY143 pKa = 10.93 TKK145 pKa = 10.08 TKK147 pKa = 10.4 NGQEE151 pKa = 3.97 IFSPPSTNNCCAFFAISAYY170 pKa = 9.95 MGFPLKK176 pKa = 10.63 DD177 pKa = 3.19 PQAAYY182 pKa = 8.65 DD183 pKa = 3.79 TVRR186 pKa = 11.84 TNIEE190 pKa = 3.84 TFGPNKK196 pKa = 10.2 LDD198 pKa = 3.14 IHH200 pKa = 7.12 FDD202 pKa = 3.28 PTNFSGCVLEE212 pKa = 6.59 DD213 pKa = 3.27 IQKK216 pKa = 7.5 WCEE219 pKa = 3.5 MLGVYY224 pKa = 7.38 FHH226 pKa = 6.23 QQTFDD231 pKa = 3.41 SLTQLSQEE239 pKa = 3.89 KK240 pKa = 9.71 RR241 pKa = 11.84 LSGVYY246 pKa = 10.07 LVLNKK251 pKa = 10.28 HH252 pKa = 6.3 FFNGHH257 pKa = 6.51 CYY259 pKa = 10.56 VILPPQARR267 pKa = 11.84 NPIYY271 pKa = 10.04 FASAGARR278 pKa = 11.84 SGLLNSHH285 pKa = 5.91 EE286 pKa = 5.13 HH287 pKa = 6.88 DD288 pKa = 4.0 DD289 pKa = 3.85 DD290 pKa = 4.17 MEE292 pKa = 5.77 IEE294 pKa = 4.17 EE295 pKa = 4.72 EE296 pKa = 4.1 QTKK299 pKa = 10.84 NCVDD303 pKa = 4.36 VIQEE307 pKa = 4.3 KK308 pKa = 9.7 SDD310 pKa = 3.24 HH311 pKa = 6.11 MSVHH315 pKa = 6.12 NDD317 pKa = 2.59 SRR319 pKa = 11.84 TEE321 pKa = 3.76 PDD323 pKa = 3.38 DD324 pKa = 5.13 ADD326 pKa = 3.97 RR327 pKa = 11.84 QSDD330 pKa = 3.73 DD331 pKa = 5.5 DD332 pKa = 3.82 ATKK335 pKa = 9.44 WSYY338 pKa = 11.82 VNTLQGVVDD347 pKa = 4.5 DD348 pKa = 5.25 YY349 pKa = 11.64 EE350 pKa = 4.57 IKK352 pKa = 9.92 TYY354 pKa = 10.47 GGKK357 pKa = 10.37 GGNDD361 pKa = 3.36 DD362 pKa = 3.92 VVVSRR367 pKa = 11.84 PGDD370 pKa = 3.74 DD371 pKa = 3.15 EE372 pKa = 3.87 NTRR375 pKa = 11.84 YY376 pKa = 9.92 SRR378 pKa = 11.84 PRR380 pKa = 11.84 LAVSGEE386 pKa = 3.48 YY387 pKa = 10.13 RR388 pKa = 11.84 IIVSAMVNFQFTNVMEE404 pKa = 4.78 RR405 pKa = 11.84 NFSDD409 pKa = 4.53 LVNLSQCSNQFRR421 pKa = 11.84 AGFTNRR427 pKa = 11.84 PKK429 pKa = 11.15 DD430 pKa = 3.77 NNTKK434 pKa = 8.65 SHH436 pKa = 5.84 SFVRR440 pKa = 11.84 SANDD444 pKa = 3.19 FMKK447 pKa = 10.94 LIAAQRR453 pKa = 11.84 VHH455 pKa = 7.02 RR456 pKa = 11.84 GNIVIDD462 pKa = 3.37 IGSKK466 pKa = 9.3 YY467 pKa = 9.79 VQTARR472 pKa = 11.84 MFHH475 pKa = 6.0 DD476 pKa = 3.07 QRR478 pKa = 11.84 VYY480 pKa = 11.17 AIRR483 pKa = 11.84 DD484 pKa = 3.6 KK485 pKa = 11.06 INQYY489 pKa = 11.23 DD490 pKa = 3.96 DD491 pKa = 6.03 DD492 pKa = 4.88 YY493 pKa = 11.18 IKK495 pKa = 11.11 QNAVPKK501 pKa = 10.2 NVIHH505 pKa = 7.3 RR506 pKa = 11.84 LVTLQGNMIHH516 pKa = 6.49 VPTTEE521 pKa = 3.88 FEE523 pKa = 4.12 KK524 pKa = 10.52 MKK526 pKa = 11.11 NNFRR530 pKa = 11.84 DD531 pKa = 3.76 TEE533 pKa = 3.67 IWTNKK538 pKa = 7.26 NTIFANDD545 pKa = 3.35 CVYY548 pKa = 10.98 YY549 pKa = 10.19 PGVADD554 pKa = 4.75 SIHH557 pKa = 6.21 NSIVKK562 pKa = 10.31 GSAIEE567 pKa = 4.16 AYY569 pKa = 10.63 VIFTVHH575 pKa = 6.51 PCADD579 pKa = 3.51 GVYY582 pKa = 10.31 QSYY585 pKa = 9.92 TNYY588 pKa = 10.92 ASGKK592 pKa = 6.76 EE593 pKa = 4.17 VKK595 pKa = 9.89 DD596 pKa = 3.61 QPEE599 pKa = 4.08 TPDD602 pKa = 3.23 YY603 pKa = 11.11 VVAVDD608 pKa = 4.91 KK609 pKa = 10.03 GQCVYY614 pKa = 10.61 VPRR617 pKa = 11.84 GGGQVYY623 pKa = 9.05 RR624 pKa = 11.84 HH625 pKa = 6.35 AAFHH629 pKa = 6.31 WNSHH633 pKa = 4.76 ACEE636 pKa = 4.29 DD637 pKa = 4.16 RR638 pKa = 11.84 YY639 pKa = 9.38 QTTSHH644 pKa = 6.35 LTYY647 pKa = 9.36 PHH649 pKa = 6.58 SRR651 pKa = 11.84 TSRR654 pKa = 11.84 WSEE657 pKa = 3.47 IASIQTGPKK666 pKa = 7.82 MRR668 pKa = 11.84 MVLVHH673 pKa = 6.11 VKK675 pKa = 10.14 RR676 pKa = 11.84 YY677 pKa = 6.05 TQGNIQNPRR686 pKa = 11.84 FLHH689 pKa = 5.92 QPYY692 pKa = 10.2 SDD694 pKa = 3.48 QNQFVLDD701 pKa = 3.98 SCAMCVPAQNNPNWDD716 pKa = 3.69 GSHH719 pKa = 5.8 HH720 pKa = 5.27 VCRR723 pKa = 11.84 AFSSPLLNVLAGIQSAPRR741 pKa = 11.84 RR742 pKa = 11.84 QIALKK747 pKa = 10.58 SDD749 pKa = 3.02 TDD751 pKa = 3.96 YY752 pKa = 11.95 VLGEE756 pKa = 4.35 YY757 pKa = 9.84 EE758 pKa = 4.05 LHH760 pKa = 6.74 RR761 pKa = 11.84 SDD763 pKa = 6.09 RR764 pKa = 11.84 IDD766 pKa = 3.66 KK767 pKa = 10.6 IKK769 pKa = 10.05 TRR771 pKa = 11.84 LHH773 pKa = 6.55 SNFAYY778 pKa = 10.82 YY779 pKa = 8.89 LTQTEE784 pKa = 4.75 SRR786 pKa = 11.84 TSSNYY791 pKa = 9.92 ASPLTEE797 pKa = 5.33 HH798 pKa = 6.81 EE799 pKa = 4.25 MQRR802 pKa = 11.84 CDD804 pKa = 3.2 NAFNIAMEE812 pKa = 4.36 RR813 pKa = 11.84 MYY815 pKa = 10.66 SIQCDD820 pKa = 3.67 SLQKK824 pKa = 9.87 QSSYY828 pKa = 7.79 VHH830 pKa = 6.01 QYY832 pKa = 10.77 IIGQAPYY839 pKa = 9.68 RR840 pKa = 11.84 RR841 pKa = 11.84 AWQDD845 pKa = 3.42 CKK847 pKa = 11.3 SLAYY851 pKa = 10.12 CSYY854 pKa = 10.47 TNMLVIVAIICSIAPWSALAFVVVACFLFTCILRR888 pKa = 11.84 YY889 pKa = 9.26 KK890 pKa = 9.0 VRR892 pKa = 11.84 KK893 pKa = 8.43 GHH895 pKa = 6.05 IVANNTEE902 pKa = 4.24 TEE904 pKa = 4.03 RR905 pKa = 11.84 MRR907 pKa = 11.84 MLQNSAIRR915 pKa = 11.84 GGGLYY920 pKa = 10.64 SPFSSTNYY928 pKa = 9.93 SNQIGDD934 pKa = 3.72 QPVSNAHH941 pKa = 4.67 ITEE944 pKa = 4.11 ARR946 pKa = 11.84 FQSDD950 pKa = 3.61 VNKK953 pKa = 10.55 GGKK956 pKa = 9.16 SCVQSKK962 pKa = 10.49 QGVQIDD968 pKa = 3.81 SEE970 pKa = 4.87 TYY972 pKa = 9.18 RR973 pKa = 11.84 KK974 pKa = 10.22 LSMMCTCKK982 pKa = 10.15 EE983 pKa = 3.98 RR984 pKa = 11.84 QNKK987 pKa = 8.23 FVQSGPTIYY996 pKa = 10.53 VGPNTIHH1003 pKa = 6.84 SITWANCPINRR1014 pKa = 11.84 QYY1016 pKa = 11.8 ALNGRR1021 pKa = 11.84 QGGTRR1026 pKa = 11.84 TQPDD1030 pKa = 3.48 PHH1032 pKa = 7.59 VLKK1035 pKa = 10.76 DD1036 pKa = 3.76 FQAFAKK1042 pKa = 10.31 RR1043 pKa = 11.84 RR1044 pKa = 11.84 VGQLASSALPYY1055 pKa = 10.58 IMTMDD1060 pKa = 4.64 LSLDD1064 pKa = 3.59 EE1065 pKa = 4.24 YY1066 pKa = 10.64 MSRR1069 pKa = 11.84 FPKK1072 pKa = 9.85 TKK1074 pKa = 9.07 RR1075 pKa = 11.84 DD1076 pKa = 3.57 MYY1078 pKa = 9.66 MKK1080 pKa = 10.52 GYY1082 pKa = 10.42 FEE1084 pKa = 5.95 AVDD1087 pKa = 3.41 KK1088 pKa = 10.84 QQIRR1092 pKa = 11.84 NRR1094 pKa = 11.84 MTLNVKK1100 pKa = 10.07 KK1101 pKa = 10.35 EE1102 pKa = 4.01 QVCLDD1107 pKa = 3.64 EE1108 pKa = 5.34 EE1109 pKa = 4.98 GASSEE1114 pKa = 4.13 RR1115 pKa = 11.84 NRR1117 pKa = 11.84 AIWSQDD1123 pKa = 2.76 PTMMLLAGYY1132 pKa = 9.5 FNAHH1136 pKa = 7.34 LIKK1139 pKa = 10.44 SLKK1142 pKa = 9.63 PVLPSFIHH1150 pKa = 6.16 GLSCEE1155 pKa = 3.96 GLEE1158 pKa = 5.25 DD1159 pKa = 3.58 KK1160 pKa = 11.15 LKK1162 pKa = 8.76 TQVPLRR1168 pKa = 11.84 YY1169 pKa = 9.52 VQFAADD1175 pKa = 3.78 TSGHH1179 pKa = 6.92 DD1180 pKa = 3.45 SSQYY1184 pKa = 9.32 TSLITSVDD1192 pKa = 2.92 NYY1194 pKa = 10.86 YY1195 pKa = 10.17 IQLVSAAIITKK1206 pKa = 7.04 MRR1208 pKa = 11.84 KK1209 pKa = 8.67 YY1210 pKa = 10.08 VHH1212 pKa = 6.75 ISALMEE1218 pKa = 3.86 QSLVKK1223 pKa = 10.86 AMTLTNVPYY1232 pKa = 10.15 IVRR1235 pKa = 11.84 DD1236 pKa = 3.67 KK1237 pKa = 10.96 KK1238 pKa = 11.17 GKK1240 pKa = 9.8 IYY1242 pKa = 10.61 EE1243 pKa = 4.15 KK1244 pKa = 10.83 GKK1246 pKa = 9.98 IDD1248 pKa = 3.44 GTVRR1252 pKa = 11.84 SGDD1255 pKa = 3.34 ATKK1258 pKa = 8.43 TTFGNTLRR1266 pKa = 11.84 VSMYY1270 pKa = 10.7 LEE1272 pKa = 4.14 YY1273 pKa = 11.47 AMLGAPYY1280 pKa = 10.63 DD1281 pKa = 3.96 FIVWVSGDD1289 pKa = 3.68 DD1290 pKa = 3.31 ASVWFEE1296 pKa = 3.85 QQHH1299 pKa = 5.75 EE1300 pKa = 4.4 EE1301 pKa = 4.37 DD1302 pKa = 3.6 VLHH1305 pKa = 7.51 RR1306 pKa = 11.84 MFTRR1310 pKa = 11.84 AYY1312 pKa = 9.69 VRR1314 pKa = 11.84 QPDD1317 pKa = 3.87 TTGSLGQCAKK1327 pKa = 9.58 MAEE1330 pKa = 4.46 INHH1333 pKa = 5.44 EE1334 pKa = 4.39 TVSFLSKK1341 pKa = 10.64 AIVKK1345 pKa = 9.63 SYY1347 pKa = 10.71 RR1348 pKa = 11.84 GYY1350 pKa = 8.95 TVGRR1354 pKa = 11.84 LPLRR1358 pKa = 11.84 ALMQGRR1364 pKa = 11.84 YY1365 pKa = 7.66 TDD1367 pKa = 3.72 GQLTAEE1373 pKa = 4.18 QHH1375 pKa = 4.52 QQARR1379 pKa = 11.84 MHH1381 pKa = 6.98 SIQAWGHH1388 pKa = 5.56 SFDD1391 pKa = 4.56 IFNKK1395 pKa = 9.95 FIPRR1399 pKa = 11.84 KK1400 pKa = 9.62 NIEE1403 pKa = 4.21 SLKK1406 pKa = 8.54 MTGEE1410 pKa = 3.6 QLLRR1414 pKa = 11.84 FNRR1417 pKa = 11.84 QHH1419 pKa = 7.07 PSNINHH1425 pKa = 7.34 DD1426 pKa = 3.95 PTDD1429 pKa = 3.52 PHH1431 pKa = 8.03 AMNRR1435 pKa = 11.84 FYY1437 pKa = 10.99 KK1438 pKa = 10.46 RR1439 pKa = 11.84 EE1440 pKa = 3.98 LQEE1443 pKa = 5.6 NYY1445 pKa = 10.91 ADD1447 pKa = 3.81 WFLSDD1452 pKa = 5.11 PYY1454 pKa = 10.65 DD1455 pKa = 3.46 KK1456 pKa = 11.0 HH1457 pKa = 7.91 IVLSSQLKK1465 pKa = 8.98 KK1466 pKa = 10.51 CHH1468 pKa = 5.47 RR1469 pKa = 11.84 TNPNEE1474 pKa = 3.98 KK1475 pKa = 10.36
Molecular weight: 168.51 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 7.706
IPC2_protein 7.98
IPC_protein 7.746
Toseland 7.483
ProMoST 8.39
Dawson 8.521
Bjellqvist 8.814
Wikipedia 8.478
Rodwell 8.565
Grimsley 7.571
Solomon 8.551
Lehninger 8.551
Nozaki 8.946
DTASelect 8.565
Thurlkill 8.624
EMBOSS 8.697
Sillero 8.916
Patrickios 4.19
IPC_peptide 8.551
IPC2_peptide 7.717
IPC2.peptide.svr19 7.935
Protein with the highest isoelectric point:
>tr|A0A1L3KLA7|A0A1L3KLA7_9VIRU Capsid protein OS=Hubei zhaovirus-like virus 2 OX=1923345 PE=3 SV=1
MM1 pKa = 7.55 PQNQSKK7 pKa = 10.7 RR8 pKa = 11.84 KK9 pKa = 7.4 VTVTSRR15 pKa = 11.84 KK16 pKa = 9.49 SRR18 pKa = 11.84 AQGSRR23 pKa = 11.84 SKK25 pKa = 10.7 VRR27 pKa = 11.84 SGLRR31 pKa = 11.84 RR32 pKa = 11.84 KK33 pKa = 8.74 PRR35 pKa = 11.84 RR36 pKa = 11.84 MNALRR41 pKa = 11.84 TGVIQQTRR49 pKa = 11.84 QNFIPVSYY57 pKa = 10.68 SNQSKK62 pKa = 8.11 TRR64 pKa = 11.84 AHH66 pKa = 7.26 KK67 pKa = 9.22 YY68 pKa = 5.59 TVKK71 pKa = 10.11 HH72 pKa = 5.84 SEE74 pKa = 4.22 VIEE77 pKa = 4.29 SSLIAAGSKK86 pKa = 9.93 FSLMKK91 pKa = 10.17 QYY93 pKa = 10.87 YY94 pKa = 8.66 INPGNSIAFPWLHH107 pKa = 6.48 TIARR111 pKa = 11.84 CYY113 pKa = 10.82 DD114 pKa = 3.19 KK115 pKa = 11.59 YY116 pKa = 11.32 SFRR119 pKa = 11.84 KK120 pKa = 10.04 FSATFIPYY128 pKa = 9.79 VATTQVGDD136 pKa = 3.38 VCMTFIADD144 pKa = 3.63 PRR146 pKa = 11.84 QTVPTTVDD154 pKa = 2.69 AASQYY159 pKa = 10.69 DD160 pKa = 3.8 GSVSGSAYY168 pKa = 9.57 KK169 pKa = 10.22 QLTMTCSHH177 pKa = 6.25 EE178 pKa = 3.98 QLSRR182 pKa = 11.84 LNTYY186 pKa = 10.05 FVDD189 pKa = 4.96 SPNQTKK195 pKa = 10.66 GDD197 pKa = 3.73 ALLYY201 pKa = 10.56 DD202 pKa = 3.72 VGILCVFSDD211 pKa = 3.85 QVPVQTQSLGKK222 pKa = 9.94 IRR224 pKa = 11.84 FDD226 pKa = 3.71 YY227 pKa = 10.63 EE228 pKa = 4.2 LEE230 pKa = 4.15 LFQPVATTEE239 pKa = 4.05 VGQFSQFTSGTYY251 pKa = 7.94 TKK253 pKa = 9.71 PYY255 pKa = 10.14 LNAVVDD261 pKa = 3.89 NLEE264 pKa = 4.1 DD265 pKa = 3.29 SLYY268 pKa = 10.4 IKK270 pKa = 9.75 STEE273 pKa = 3.74 PTKK276 pKa = 10.45 IYY278 pKa = 10.53 AGRR281 pKa = 11.84 PGTYY285 pKa = 9.67 EE286 pKa = 3.27 IEE288 pKa = 4.17 NYY290 pKa = 9.54 IKK292 pKa = 10.67 YY293 pKa = 10.4 NSGSPSVLYY302 pKa = 10.02 TSVGGIMTLLTSFSDD317 pKa = 3.4 ATDD320 pKa = 4.16 FEE322 pKa = 6.36 AIGKK326 pKa = 8.51 HH327 pKa = 4.82 LWQVTAEE334 pKa = 4.05 QVAAGAHH341 pKa = 6.52 FYY343 pKa = 9.82 LTTNLSSAFLQTITTTISKK362 pKa = 10.67 LSLL365 pKa = 3.42
Molecular weight: 40.73 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 8.791
IPC2_protein 8.975
IPC_protein 8.887
Toseland 9.297
ProMoST 9.224
Dawson 9.648
Bjellqvist 9.443
Wikipedia 9.867
Rodwell 9.809
Grimsley 9.765
Solomon 9.677
Lehninger 9.619
Nozaki 9.414
DTASelect 9.399
Thurlkill 9.472
EMBOSS 9.75
Sillero 9.589
Patrickios 4.291
IPC_peptide 9.663
IPC2_peptide 8.156
IPC2.peptide.svr19 7.851
Peptides (in silico digests for buttom-up proteomics)
Below you can find
in silico digests of the whole proteome with Trypsin, Chymotrypsin, Trypsin+LysC, LysN, ArgC proteases suitable for different mass spec machines.
Try ESI
ChTry ESI
ArgC ESI
LysN ESI
TryLysC ESI
Try MALDI
ChTry MALDI
ArgC MALDI
LysN MALDI
TryLysC MALDI
Try LTQ
ChTry LTQ
ArgC LTQ
LysN LTQ
TryLysC LTQ
Try MSlow
ChTry MSlow
ArgC MSlow
LysN MSlow
TryLysC MSlow
Try MShigh
ChTry MShigh
ArgC MShigh
LysN MShigh
TryLysC MShigh
General Statistics
Number of major isoforms
Number of additional isoforms
Number of all proteins
Number of amino acids
Min. Seq. Length
Max. Seq. Length
Avg. Seq. Length
Avg. Mol. Weight
2
0
2
1840
365
1475
920.0
104.62
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
6.413 ± 0.085
2.011 ± 0.479
5.924 ± 1.094
4.022 ± 0.385
3.913 ± 0.39
5.272 ± 0.109
3.043 ± 0.733
5.109 ± 0.051
5.924 ± 0.089
6.25 ± 0.458
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
2.663 ± 0.534
5.707 ± 1.124
4.076 ± 0.018
6.196 ± 0.055
6.033 ± 0.577
8.315 ± 1.385
6.685 ± 1.952
6.522 ± 0.315
0.924 ± 0.197
5.0 ± 0.395
Note: For amino acid frequency statistics the error has been estimated with the bootstraping (x100) at the protein level
Most of the basic statistics you can see at this page can be downloaded from this CSV file
For dipeptide frequency statistics click here