Cowpea mosaic virus (strain SB) (CPMV)

Taxonomy: Viruses; Riboviria; Orthornavirae; Pisuviricota; Pisoniviricetes; Picornavirales; Secoviridae; Comovirinae; Comovirus; Cowpea mosaic virus

Average proteome isoelectric point is 7.0

Get precalculated fractions of proteins

Acidic
pI < 6.8
6.8-7.4
pI > 7.4
Basic
    
All



Virtual 2D-PAGE plot for 4 proteins (isoelectric point calculated using IPC2_protein)

Get csv file with sequences according to given criteria:
        -     Method 

     -  kDa    
                                                                                      

* 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|Q66169|Q66169_CPMVS Uncharacterized protein (Fragment) OS=Cowpea mosaic virus (strain SB) OX=928299 PE=4 SV=2
MM1 pKa = 7.66GLPEE5 pKa = 4.18YY6 pKa = 10.24EE7 pKa = 4.56ADD9 pKa = 4.29SEE11 pKa = 4.53ALLSQLTIEE20 pKa = 4.8FTPGMTVSSLLAQVTTNDD38 pKa = 3.01FHH40 pKa = 8.82SAIEE44 pKa = 3.83FFAAEE49 pKa = 4.18KK50 pKa = 10.62AVDD53 pKa = 3.49IEE55 pKa = 4.42GVHH58 pKa = 5.93YY59 pKa = 9.84NAYY62 pKa = 7.87MQQIRR67 pKa = 11.84KK68 pKa = 9.04NPSLLRR74 pKa = 11.84ISVVAYY80 pKa = 9.61AFHH83 pKa = 6.77VSDD86 pKa = 4.08MVAEE90 pKa = 4.23TMSYY94 pKa = 10.92DD95 pKa = 3.5VYY97 pKa = 11.06EE98 pKa = 4.41FLYY101 pKa = 10.34KK102 pKa = 10.31HH103 pKa = 5.77YY104 pKa = 11.29ALFISNLVTRR114 pKa = 11.84TLRR117 pKa = 11.84FKK119 pKa = 10.86EE120 pKa = 3.86LLLFCKK126 pKa = 10.13QQFLEE131 pKa = 4.61KK132 pKa = 8.82MQASIVWAPEE142 pKa = 3.65LEE144 pKa = 4.26QYY146 pKa = 10.8LQVEE150 pKa = 4.95GDD152 pKa = 3.51AVAQGVSQLLYY163 pKa = 11.41KK164 pKa = 9.91MVTWVPTFVRR174 pKa = 11.84GAVDD178 pKa = 3.33WSVDD182 pKa = 3.58AILVSFRR189 pKa = 11.84KK190 pKa = 9.79HH191 pKa = 4.73FEE193 pKa = 4.01KK194 pKa = 10.19MVQEE198 pKa = 4.56YY199 pKa = 10.17VPMAHH204 pKa = 7.11RR205 pKa = 11.84VCSWLSQLWDD215 pKa = 5.13KK216 pKa = 10.67IVQWISQASEE226 pKa = 3.81TMGWFLDD233 pKa = 3.84GCRR236 pKa = 11.84DD237 pKa = 3.5LMTWGIATLATCSALSLVEE256 pKa = 4.05KK257 pKa = 10.53LLVAMGFLVEE267 pKa = 4.24PFGLSGIFLRR277 pKa = 11.84TGVVAAACYY286 pKa = 10.54NYY288 pKa = 8.87GTNSKK293 pKa = 10.34GFAEE297 pKa = 4.3MMALLSLAANCVSTVIVGGFFPGEE321 pKa = 3.79KK322 pKa = 10.23DD323 pKa = 3.32NAQSSPVILLEE334 pKa = 4.1GLAGQMQNFCEE345 pKa = 4.34TTLVSVGKK353 pKa = 8.44TCTAVNAISTCCGNLKK369 pKa = 10.4ALAGRR374 pKa = 11.84ILGMLRR380 pKa = 11.84DD381 pKa = 5.28FIWKK385 pKa = 8.43TLGFEE390 pKa = 4.35TRR392 pKa = 11.84FLADD396 pKa = 3.13ASLLFGEE403 pKa = 6.0DD404 pKa = 2.64VDD406 pKa = 4.17GWLKK410 pKa = 10.9AISDD414 pKa = 4.17LRR416 pKa = 11.84DD417 pKa = 3.13QFIAKK422 pKa = 9.47SYY424 pKa = 9.86CSQDD428 pKa = 2.59EE429 pKa = 4.15MMQILVLLEE438 pKa = 4.24KK439 pKa = 10.09GRR441 pKa = 11.84QMRR444 pKa = 11.84KK445 pKa = 9.55SGLSKK450 pKa = 10.96GGISPAIINLILKK463 pKa = 8.84GINDD467 pKa = 4.4LEE469 pKa = 4.07QLNRR473 pKa = 11.84SCSVQGVRR481 pKa = 11.84GVRR484 pKa = 11.84KK485 pKa = 8.55MPFTIFFQGKK495 pKa = 8.67SRR497 pKa = 11.84TGKK500 pKa = 10.05SLLMSQVTKK509 pKa = 10.77DD510 pKa = 3.78FQDD513 pKa = 3.21HH514 pKa = 6.33YY515 pKa = 10.73GLGGEE520 pKa = 4.57TVYY523 pKa = 11.12SRR525 pKa = 11.84NPCDD529 pKa = 3.89QYY531 pKa = 9.14WSGYY535 pKa = 7.99RR536 pKa = 11.84RR537 pKa = 11.84QPFVLMDD544 pKa = 3.98DD545 pKa = 4.6FAAVVTEE552 pKa = 4.66PSAEE556 pKa = 3.65AQMINLISSAPYY568 pKa = 8.06PLNMAGLEE576 pKa = 4.1EE577 pKa = 4.8KK578 pKa = 10.56GICFDD583 pKa = 3.6SQFVFVSTNFLEE595 pKa = 4.44VSPEE599 pKa = 3.62AKK601 pKa = 10.38VRR603 pKa = 11.84DD604 pKa = 3.74DD605 pKa = 3.51EE606 pKa = 4.4AFKK609 pKa = 10.93NRR611 pKa = 11.84RR612 pKa = 11.84HH613 pKa = 6.5VIVQVSNDD621 pKa = 3.39PAKK624 pKa = 10.74AYY626 pKa = 9.86DD627 pKa = 3.72AANFASNQIYY637 pKa = 9.0TILAWKK643 pKa = 9.69DD644 pKa = 3.07GRR646 pKa = 11.84YY647 pKa = 8.22NTVCVIEE654 pKa = 5.73DD655 pKa = 3.53YY656 pKa = 11.38DD657 pKa = 3.88EE658 pKa = 4.39LVAYY662 pKa = 10.58LLTRR666 pKa = 11.84SQQHH670 pKa = 6.31AEE672 pKa = 4.04EE673 pKa = 4.32QEE675 pKa = 4.12KK676 pKa = 10.95NLANMMKK683 pKa = 10.02SATFEE688 pKa = 4.28SHH690 pKa = 6.75FKK692 pKa = 10.99SLVEE696 pKa = 3.84VLEE699 pKa = 4.59LGSMISAGFDD709 pKa = 3.13IIRR712 pKa = 11.84PEE714 pKa = 4.06KK715 pKa = 10.53LPSEE719 pKa = 4.28AKK721 pKa = 9.47EE722 pKa = 3.81KK723 pKa = 10.45RR724 pKa = 11.84VLYY727 pKa = 9.49SIPYY731 pKa = 8.88NGEE734 pKa = 3.6YY735 pKa = 10.57CNALIDD741 pKa = 4.34DD742 pKa = 4.99NYY744 pKa = 11.55NVTCWFGEE752 pKa = 4.41CVGNPEE758 pKa = 4.01QLSKK762 pKa = 11.33YY763 pKa = 7.84SEE765 pKa = 3.98KK766 pKa = 10.12MLLGAYY772 pKa = 8.05EE773 pKa = 4.49FLLCSEE779 pKa = 4.58SLNVVIQAHH788 pKa = 6.13LKK790 pKa = 10.54EE791 pKa = 4.86MVCPHH796 pKa = 6.88HH797 pKa = 6.92YY798 pKa = 10.58DD799 pKa = 3.52KK800 pKa = 11.26EE801 pKa = 4.48LNFIGKK807 pKa = 9.23IGEE810 pKa = 4.5TYY812 pKa = 10.46YY813 pKa = 10.81HH814 pKa = 6.09NQMVSNIGSMQKK826 pKa = 6.82WHH828 pKa = 6.64RR829 pKa = 11.84AILFGIGVLLGKK841 pKa = 10.11EE842 pKa = 4.39KK843 pKa = 10.87EE844 pKa = 4.29KK845 pKa = 9.57TWYY848 pKa = 8.97QVQVANVKK856 pKa = 9.43QALYY860 pKa = 11.34DD861 pKa = 3.51MYY863 pKa = 10.77TKK865 pKa = 10.32EE866 pKa = 3.92IRR868 pKa = 11.84DD869 pKa = 3.45WPMPIKK875 pKa = 8.78VTCGIVLAAIGGSAFWKK892 pKa = 10.22VFQQLVGSGNGPVLMGVAAGAFSAEE917 pKa = 4.13PQSRR921 pKa = 11.84KK922 pKa = 9.49PNRR925 pKa = 11.84FDD927 pKa = 3.24MQQYY931 pKa = 10.03RR932 pKa = 11.84YY933 pKa = 10.84NNVPLKK939 pKa = 10.51RR940 pKa = 11.84RR941 pKa = 11.84VWADD945 pKa = 2.84AQMSLDD951 pKa = 3.74QSSVAIMSKK960 pKa = 10.2CRR962 pKa = 11.84ANLVFGGTNLQIVMVPGRR980 pKa = 11.84RR981 pKa = 11.84FLACKK986 pKa = 10.26HH987 pKa = 5.84FFTHH991 pKa = 6.71IKK993 pKa = 8.56TKK995 pKa = 10.48LRR997 pKa = 11.84VEE999 pKa = 3.8IVMDD1003 pKa = 3.47GRR1005 pKa = 11.84RR1006 pKa = 11.84YY1007 pKa = 9.36YY1008 pKa = 10.83HH1009 pKa = 6.42QFDD1012 pKa = 3.63PANIYY1017 pKa = 9.63DD1018 pKa = 4.04IPDD1021 pKa = 3.83SEE1023 pKa = 4.81LVLYY1027 pKa = 7.74SHH1029 pKa = 7.81PSLEE1033 pKa = 4.68DD1034 pKa = 3.35VSHH1037 pKa = 6.21SCWDD1041 pKa = 4.04LFCWDD1046 pKa = 4.69PDD1048 pKa = 3.61KK1049 pKa = 11.03EE1050 pKa = 4.3LPSVFGADD1058 pKa = 4.01FLSCKK1063 pKa = 9.36YY1064 pKa = 10.75NKK1066 pKa = 10.18FGGFYY1071 pKa = 8.99EE1072 pKa = 4.29AQYY1075 pKa = 11.75ADD1077 pKa = 2.81IKK1079 pKa = 11.24VRR1081 pKa = 11.84TKK1083 pKa = 10.68KK1084 pKa = 10.35EE1085 pKa = 3.81CLTIQSGNYY1094 pKa = 7.02VNKK1097 pKa = 8.99VSRR1100 pKa = 11.84YY1101 pKa = 9.52LEE1103 pKa = 4.32YY1104 pKa = 10.19EE1105 pKa = 3.99APTIPEE1111 pKa = 4.32DD1112 pKa = 3.94CGSLVIAHH1120 pKa = 7.28IGGKK1124 pKa = 9.24HH1125 pKa = 6.0KK1126 pKa = 10.58IVGVHH1131 pKa = 4.92VAGIQGKK1138 pKa = 9.26IGCASLLPPLEE1149 pKa = 5.35PIAQAQGAEE1158 pKa = 4.39EE1159 pKa = 4.37YY1160 pKa = 10.9FDD1162 pKa = 4.21FLPAEE1167 pKa = 4.51EE1168 pKa = 4.45NVSSGVAMVAGLKK1181 pKa = 9.93QGVYY1185 pKa = 10.08IPLPTKK1191 pKa = 9.36TALVEE1196 pKa = 4.59TPSEE1200 pKa = 3.93WHH1202 pKa = 7.18LDD1204 pKa = 3.94TPCDD1208 pKa = 3.8KK1209 pKa = 10.81VPSILVPTDD1218 pKa = 3.15PRR1220 pKa = 11.84IPAQHH1225 pKa = 6.58EE1226 pKa = 4.87GYY1228 pKa = 10.54DD1229 pKa = 3.74PAKK1232 pKa = 10.55SGVSKK1237 pKa = 10.73YY1238 pKa = 8.76SQPMSALDD1246 pKa = 3.78PEE1248 pKa = 4.77LLGEE1252 pKa = 4.28VANDD1256 pKa = 3.98VLEE1259 pKa = 4.46LWHH1262 pKa = 7.24DD1263 pKa = 4.11CAVDD1267 pKa = 3.11WDD1269 pKa = 4.41DD1270 pKa = 4.43FGEE1273 pKa = 4.36VSLEE1277 pKa = 3.85EE1278 pKa = 4.21ALNGCEE1284 pKa = 3.46GVEE1287 pKa = 4.0YY1288 pKa = 10.15MEE1290 pKa = 5.74RR1291 pKa = 11.84IPLATSEE1298 pKa = 4.43GFPHH1302 pKa = 6.64ILSRR1306 pKa = 11.84NGKK1309 pKa = 8.54EE1310 pKa = 3.41KK1311 pKa = 10.19GKK1313 pKa = 10.47RR1314 pKa = 11.84RR1315 pKa = 11.84FVQGDD1320 pKa = 3.7DD1321 pKa = 4.12CVVSLIPGTTVAKK1334 pKa = 10.34AYY1336 pKa = 10.1EE1337 pKa = 4.04EE1338 pKa = 4.77LEE1340 pKa = 4.25ASAHH1344 pKa = 5.54RR1345 pKa = 11.84FVPALVGIEE1354 pKa = 4.15CPKK1357 pKa = 10.8DD1358 pKa = 3.28EE1359 pKa = 4.93KK1360 pKa = 11.41LPMRR1364 pKa = 11.84KK1365 pKa = 9.22VFDD1368 pKa = 3.86KK1369 pKa = 10.99PKK1371 pKa = 9.17TRR1373 pKa = 11.84CFTILPMEE1381 pKa = 4.41YY1382 pKa = 10.16NLVVRR1387 pKa = 11.84RR1388 pKa = 11.84KK1389 pKa = 8.91FLNFVRR1395 pKa = 11.84FIMANRR1401 pKa = 11.84HH1402 pKa = 5.42RR1403 pKa = 11.84LSCQVGINPYY1413 pKa = 9.64SMEE1416 pKa = 3.87WSRR1419 pKa = 11.84LAARR1423 pKa = 11.84MKK1425 pKa = 10.77EE1426 pKa = 3.76KK1427 pKa = 11.07GNDD1430 pKa = 3.67VLCCDD1435 pKa = 3.82YY1436 pKa = 11.65SSFDD1440 pKa = 3.64GLLSKK1445 pKa = 10.75QVMDD1449 pKa = 5.6VIASMINEE1457 pKa = 4.25LCGGEE1462 pKa = 4.29DD1463 pKa = 3.21QLKK1466 pKa = 9.18NARR1469 pKa = 11.84RR1470 pKa = 11.84NLLMACCSRR1479 pKa = 11.84LAICKK1484 pKa = 7.49NTVWRR1489 pKa = 11.84VEE1491 pKa = 4.02CGIPSGFPMTVIVNSIFNEE1510 pKa = 3.52ILIRR1514 pKa = 11.84YY1515 pKa = 7.82HH1516 pKa = 5.75YY1517 pKa = 9.26KK1518 pKa = 10.48KK1519 pKa = 10.75LMRR1522 pKa = 11.84EE1523 pKa = 3.98QQAPEE1528 pKa = 4.23LMVQSFDD1535 pKa = 3.61KK1536 pKa = 11.33LIGLVTYY1543 pKa = 10.88GDD1545 pKa = 4.46DD1546 pKa = 3.94NLISVNAVVTPYY1558 pKa = 10.85FDD1560 pKa = 3.77GKK1562 pKa = 10.78KK1563 pKa = 9.95LKK1565 pKa = 10.38QSLAQGGVTITDD1577 pKa = 3.93GKK1579 pKa = 10.86DD1580 pKa = 3.01KK1581 pKa = 11.02TSLEE1585 pKa = 4.09LPFRR1589 pKa = 11.84RR1590 pKa = 11.84LEE1592 pKa = 3.95EE1593 pKa = 4.15CDD1595 pKa = 3.27FLKK1598 pKa = 10.13RR1599 pKa = 11.84TFVQRR1604 pKa = 11.84SSTIWDD1610 pKa = 3.56APEE1613 pKa = 4.96DD1614 pKa = 4.01KK1615 pKa = 10.97ASLWSQLHH1623 pKa = 5.21YY1624 pKa = 11.14VNCNNCEE1631 pKa = 3.98KK1632 pKa = 10.55EE1633 pKa = 4.23VAYY1636 pKa = 8.6LTNVVNVLRR1645 pKa = 11.84EE1646 pKa = 4.28LYY1648 pKa = 8.87MHH1650 pKa = 6.87SPRR1653 pKa = 11.84EE1654 pKa = 3.96ATEE1657 pKa = 3.78FRR1659 pKa = 11.84RR1660 pKa = 11.84KK1661 pKa = 9.06VLKK1664 pKa = 10.05KK1665 pKa = 10.62VSWITSGDD1673 pKa = 4.05LPTLAQLQEE1682 pKa = 4.2FYY1684 pKa = 10.67EE1685 pKa = 4.27YY1686 pKa = 10.68QRR1688 pKa = 11.84QQGGADD1694 pKa = 3.58NNDD1697 pKa = 3.35TCDD1700 pKa = 3.83LLTSVDD1706 pKa = 4.14LLGPPLSFEE1715 pKa = 4.08KK1716 pKa = 10.67EE1717 pKa = 3.9AMHH1720 pKa = 6.14GCKK1723 pKa = 10.05VSEE1726 pKa = 4.47EE1727 pKa = 4.09IVTKK1731 pKa = 10.85NLAYY1735 pKa = 10.78YY1736 pKa = 9.95DD1737 pKa = 4.25FKK1739 pKa = 11.28RR1740 pKa = 11.84KK1741 pKa = 10.53GEE1743 pKa = 4.16DD1744 pKa = 3.0EE1745 pKa = 4.5VVFLFNTLYY1754 pKa = 9.95PQSSLPDD1761 pKa = 3.62GCHH1764 pKa = 5.6SVTWSQGSGRR1774 pKa = 11.84GGLPTQSWMSYY1785 pKa = 9.63NISRR1789 pKa = 11.84KK1790 pKa = 9.8DD1791 pKa = 3.43SNINKK1796 pKa = 9.82IIRR1799 pKa = 11.84TAVSSKK1805 pKa = 10.49KK1806 pKa = 10.18RR1807 pKa = 11.84VIFCARR1813 pKa = 11.84DD1814 pKa = 3.19NMVPVNIVALLCAVRR1829 pKa = 11.84NKK1831 pKa = 10.5LMPTAVSNATLVKK1844 pKa = 10.76VMEE1847 pKa = 4.14NAKK1850 pKa = 10.29AFKK1853 pKa = 10.12FLPEE1857 pKa = 3.9EE1858 pKa = 4.1FNFAFSDD1865 pKa = 3.75VV1866 pKa = 3.44

Molecular weight:
209.81 kDa
Isoelectric point according different methods:






Protein with the highest isoelectric point:
>sp|P03599-2|POL2-2_CPMVS Isoform of P03599 Isoform 2 of RNA2 polyprotein OS=Cowpea mosaic virus (strain SB) OX=928299 PE=1 SV=1
HHH2 pKa = 6.97EE3 pKa = 4.54SSTLSDDD10 pKa = 3.15ASAPVQCFLSLKKK23 pKa = 9.77NQRR26 pKa = 11.84SLCGHHH32 pKa = 5.37VRR34 pKa = 11.84RR35 pKa = 11.84H

Molecular weight:
4.13 kDa
Isoelectric point according different methods:






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

3

1

4

3877

36

1866

969.3

108.12

Amino acid frequency

Ala

Cys

Asp

Glu

Phe

Gly

His

Ile

Lys

Leu

7.299 ± 0.088

2.605 ± 0.151

4.823 ± 0.13

5.597 ± 0.582

5.133 ± 0.234

6.397 ± 0.108

1.831 ± 0.112

5.417 ± 0.286

5.494 ± 0.338

8.589 ± 0.58

Met

Asn

Gln

Pro

Arg

Ser

Thr

Val

Trp

Tyr

2.94 ± 0.165

4.669 ± 0.242

4.823 ± 0.425

3.766 ± 0.3

4.643 ± 0.323

7.944 ± 0.527

5.52 ± 0.847

7.738 ± 0.349

1.625 ± 0.033

3.147 ± 0.371

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
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