About: Premature processing of mouse mammary tumar virus Gag polyprotein impairs intracellular capsid assembly     Goto   Sponge   NotDistinct   Permalink

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  • We described an unusual intracellular processing of the mouse mammary tumor virus (MMTV) Gag polyprotein in human cells transiently expressing MMTV. The same specific cleavage products of the viral protease were seen for the wild type as well as for nonmyristylated mutant of MMTV Gag polyprotein defective in the particle release. Inactivation of the viral protease resulted in more stable Gag polyprotein and in accumulation of intracytoplasmic particles for nonmyristylated Gag. Our data indicates that protease activation in betaretrovirus can occur independently of budding.
  • We described an unusual intracellular processing of the mouse mammary tumor virus (MMTV) Gag polyprotein in human cells transiently expressing MMTV. The same specific cleavage products of the viral protease were seen for the wild type as well as for nonmyristylated mutant of MMTV Gag polyprotein defective in the particle release. Inactivation of the viral protease resulted in more stable Gag polyprotein and in accumulation of intracytoplasmic particles for nonmyristylated Gag. Our data indicates that protease activation in betaretrovirus can occur independently of budding. (en)
  • U myšího viru MMTV bylo prokázáno specifické štěpení strukturního polyproteinu Gag virovou proteasou uvnitř buňky nezávisle na procesu pučení. Inaktivací virové proteasy bylo dosaženo zvýšení účinnosti tvorby intracelulárních virových částic u Gag polyproteinu divokého typu i jeho transportního mutantu. Jedná se o unikátní vlastnost viru MMTV, která u ostatních betaretrovirů pozorována nebyla. (cs)
Title
  • Premature processing of mouse mammary tumar virus Gag polyprotein impairs intracellular capsid assembly
  • Premature processing of mouse mammary tumar virus Gag polyprotein impairs intracellular capsid assembly (en)
  • Předčasné štěpení Gag polyproteinu viru myšího tumoru prsní žlázy MMTV negativně ovlivňuje intracelulární tvorbu virionu (cs)
skos:prefLabel
  • Premature processing of mouse mammary tumar virus Gag polyprotein impairs intracellular capsid assembly
  • Premature processing of mouse mammary tumar virus Gag polyprotein impairs intracellular capsid assembly (en)
  • Předčasné štěpení Gag polyproteinu viru myšího tumoru prsní žlázy MMTV negativně ovlivňuje intracelulární tvorbu virionu (cs)
skos:notation
  • RIV/61388963:_____/09:00322918!RIV09-AV0-61388963
http://linked.open...avai/riv/aktivita
http://linked.open...avai/riv/aktivity
  • P(1M0508), P(KJB400550517), Z(AV0Z40550506)
http://linked.open...iv/cisloPeriodika
  • 1
http://linked.open...vai/riv/dodaniDat
http://linked.open...aciTvurceVysledku
http://linked.open.../riv/druhVysledku
http://linked.open...iv/duvernostUdaju
http://linked.open...titaPredkladatele
http://linked.open...dnocenehoVysledku
  • 335647
http://linked.open...ai/riv/idVysledku
  • RIV/61388963:_____/09:00322918
http://linked.open...riv/jazykVysledku
http://linked.open.../riv/klicovaSlova
  • MMTV; betaretrovirus; Gag; Assembly (en)
http://linked.open.../riv/klicoveSlovo
http://linked.open...odStatuVydavatele
  • US - Spojené státy americké
http://linked.open...ontrolniKodProRIV
  • [1AE546EC502A]
http://linked.open...i/riv/nazevZdroje
  • Virology
http://linked.open...in/vavai/riv/obor
http://linked.open...ichTvurcuVysledku
http://linked.open...cetTvurcuVysledku
http://linked.open...vavai/riv/projekt
http://linked.open...UplatneniVysledku
http://linked.open...v/svazekPeriodika
  • 384
http://linked.open...iv/tvurceVysledku
  • Pichová, Iva
  • Štokrová, Jitka
  • Hadravová, Romana
  • Zábranský, Aleš
  • Sakalian, M.
http://linked.open...ain/vavai/riv/wos
  • 000263039200007
http://linked.open...n/vavai/riv/zamer
issn
  • 0042-6822
number of pages
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