Paper · 2012 · Redai zuowu xuebao

Screening of Host Proteins Interacting with Pc2 of Rice Stripe Virus by Yeast Two-hybrid System

Xuejuan Dai

5
claims
6
verbatim quotes
0
citations
3
research areas
—
Not open access

Abstract

Rice stripe virus encoded Pc2 protein is involved in the viral infection and symptom formation of rice.Study on the interaction between Pc2 and host is essential to elucidate the molecular mechanism of viral infection.In this study,the encoding region of Pc2-N or Pc2-C was fused to the pGBKT7,the rice cDNA library was constructed and screened by the Pc2-N or Pc2-C as a bait to identify proteins that interacted with Pc2.The results showed that the coding regions and the amino acid sequences of insert Pc2-N and Pc2-C were correct.Pc2-N had neither toxicity nor self activating effect on AH109,while Pc2-C was toxic to AH109.The cDNA library had a titer o f 4×107 CFU/mL,and most of insert fragments were between 500 bp to 2 000 bp in size.Eight candidate positive clones were obtained by screening with Pc2-N as a bait.Their cDNA Sequences were obtained and BLAST results showed that these cDNAs encoded 5 proteins,which mainly were the proteins involved in photosystem and stress.

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Claims 5

Method / resourceobservedoriginal resultmixedmeasured

Claim · model-written summary

Pc2-N was neither toxic nor self-activating in AH109, whereas Pc2-C was toxic.

Gene
Pc2-Ne0
Outcome
toxicitye0
Comparator
Pc2-Ce0

Not reportedDirection

Verbatim

e0

“Pc2-N had neither toxicity nor self activating effect on AH109,while Pc2-C was toxic to AH109.”

✓ located verbatim in the source · abstract, characters 534–628 · show in text ↑
Method / resourceobservedoriginal resultmeasured

Claim · model-written summary

The rice cDNA library had a titer of 4×107 CFU/mL.

Outcome
titere0
Value
4×107 CFU/mLe0

Verbatim

e0

“The cDNA library had a titer o f 4×107 CFU/mL,and most of insert fragments were between 500 bp to 2 000 bp in size.”

✓ located verbatim in the source · abstract, characters 628–743 · show in text ↑
Method / resourceobservedoriginal resultmeasured

Claim · model-written summary

Most library insert fragments were 500 to 2,000 bp long.

Outcome
insert fragmentse0
Value
500 bp to 2 000 bpe0

Verbatim

e0

“The cDNA library had a titer o f 4×107 CFU/mL,and most of insert fragments were between 500 bp to 2 000 bp in size.”

✓ located verbatim in the source · abstract, characters 628–743 · show in text ↑
Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

Screening with Pc2-N yielded eight candidate positive clones.

Gene
Pc2-Ne0
Outcome
candidate positive clonese0
Value
Eighte0

Verbatim

e0

“Eight candidate positive clones were obtained by screening with Pc2-N as a bait.”

✓ located verbatim in the source · abstract, characters 743–823 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

The candidate cDNAs encoded five proteins, mainly involved in photosystems and stress.

Outcome
proteins involved in photosystem and stresse0
Value
5 proteinse0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“Their cDNA Sequences were obtained and BLAST results showed that these cDNAs encoded 5 proteins,which mainly were the proteins involved in photosystem and stress.”

✓ located verbatim in the source · abstract, characters 823–985 · show in text ↑
t0

“Rice Stripe Virus”

✓ located verbatim in the source · title, characters 51–68 · show in text ↑