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Table 4 Top 10 of the uniquely represented proteins from S. bicolor genotypes at steady-state and upon C. partellus infestation

From: Label-free quantitative proteomics of Sorghum bicolor reveals the proteins strengthening plant defense against insect pest Chilo partellus

Key

Protein Accession No.

Protein Name

Function

A - S. bicolor ICSV700 infested by C. partellus

 23,819

C5Y853

similar to ATP synthase CF1 alpha subunit

Chloroplastic, correlation with spiny-ness

 1056

C5WWL7

similar to Beta-caryophyllene synthase

Indirect defense against Lepidoptera by attracting predators

 38

C5YUK3

Flap endonuclease 1-A

Catalysis of the cleavage of a 5′ flap structure in DNA, but not other DNA structures; processes the 5′ ends of Okazaki fragments in lagging strand DNA synthesis, Acts as a genome stabilization factor

 107

A1E9R4

DNA-directed RNA polymerase subunit beta

DNA-dependent RNA polymerase catalyzes the transcription of DNA into RNA using the four ribonucleoside triphosphates as substrates, Nucleoside triphosphate + RNA(n) = diphosphate + RNA(n + 1)

 9314

C5X5B2

similar to ADP-ribosylation factor GTPase-activating protein AGD3

Binds to and increases the activity of a GTPase, plasma membrane remodeling

 19,695

C5Y746

similar to disease resistance RPP13-like protein 3 isoform X3

Disease resistance against pathogens

 28,942

C5YHK1

similar to Ankyrin repeat domain-containing protein 2

Chloroplast targeting sequence binding

 1890

C5XAM0

similar to ubiquitin-like

Protein turnover

 20,222

C5X7K7

similar to RNA polymerase beta subunit

RNA polymerization

 4393

C5YLQ0

Adenylyl cyclase-associated protein

Cyclase-associated protein 1-like, cytoskeleton organization, response to pathogen

B - S. bicolor ICSV700 at steady state

 3162

C5YWC5

similar to Proliferation-associated protein 2G4

Change in state or activity of a cell or an organism as a result of a cytokinin stimulus

 28,629

C5Z4X4

similar to reverse transcriptase, Brassinosteroid insensitive-1 like

Plant architecture

 7943

C5XJ50

similar to Retrotransposon protein

Probable member of endonuclease, exonuclease, phosphatase family

 13,397

C5WSY0

similar to Arginine decarboxylase

Drought tolerance, defense

 27,809

C5XAT9

Histone H2A

DNA binding, chromatin silencing

 2862

C5XTG6

Nitrate reductase

Cell signaling & survival under stress

 11,807

C5WU06

similar to FACT complex subunit SPT16

Histone binding and remodeling outside the context of DNA replication

 25,101

C5X957

Ribosomal protein L15

Structural constituent of ribosome, Cytoplasmic translation

 14,173

C5WQ44

similar to enolase

Phosphopyruvate hydratase activity

 16,161

C5YDV5

similar to putative quinone oxidoreductase

Oxidoreductase activity, chloroplastic

C - S. bicolor IS2205 infested by C. partellus

 29,614

C5YIU1

similar to Monogalactosyldiacyl glycerol synthase 2

Thylakoid membrane biogenesis under stress

 13,788

C5YMZ5

similar to Zinc finger CCCH domain-containing protein 55-like

ABA biosynthesis, drought, post-transcriptional regulation of gene expression

 9243

C5WNH3

similar to ATP binding protein

Protein kinase activity, Serine/Threonine protein kinase STY46 like

 5008

C5YGI4

similar to thiazole synthase

ADP binding, Cell wall integrity, and stress response component 1-like

 25,363

C5YJ73

similar to Ubiquitin and WLM domain-containing protein

Ubiquitin and WLM domain-containing metalloprotease

 5014

C5XXC0

similar to Protein kinase domain-containing protein

Triggered in response to the presence of a foreign body or the occurrence of an injury, Introducing a phosphate group on to a protein, ATP binding, Cysteine-rich receptor-like protein kinase 26

 702

C5X8K4

similar to disease-resistant protein RPP-13 like 1

Disease resistance protein against pathogen

 17,789

C5Z5B4

similar to 26S protease regulatory subunit 6A-like protein

ATP binding, Interacting selectively and non-covalently with a member of the class of TATA-binding proteins (TBP), including any of the TBP-related factors (TRFs), 26S protease regulatory subunit 6A homolog

 19,253

C5YVH3

60S acidic ribosomal protein P0

Ribosomal subunit rRNA binding, Cytoplasmic translation

 21,882

C6JSV0

similar to Chitinase

Catalysis of the hydrolysis of (1- > 4)-beta linkages of N-acetyl-D-glucosamine (GlcNAc) polymers of chitin and chitodextrins

D - S. bicolor IS2205 at steady state

 28,234

C5Y227

similar to Indole-3-acetic acid-amido synthetase GH3.3

Synthesis of IAA-conjugates, a mechanism to cope up with excess auxin

 22,121

C5X8X8

similar to AT-hook motif-containing protein, Helicase

NTP + H2O = NDP + phosphate, to drive the unwinding of a DNA helix, Process of restoring DNA after damage, Telomere maintenance, ATP-dependent DNA helicase PIF1-like

 125

C5XNN6

Thiamine thiazole synthase 1, chloroplastic

Involved in the biosynthesis of the thiamine precursor thiazole, Suicide enzyme, Additional roles in adaptation to various stress conditions and DNA damage tolerance

 6474

C5WWV5

similar to Inactive ubiquitin carboxyl-terminal hydrolase 53

Thiol-dependent ubiquitinyl hydrolase activity, protein deubiquitination, inactive ubiquitin carboxyl-terminal hydrolase 53

 16,964

C5YS29

similar to Diaminopimelate decarboxylase

Diaminopimelate decarboxylase activity, meso-2,6-diaminopimelate + H(+) = L-lysine + CO(2), systemic acquires resistance

 31,822

C5XSW5

Glutaredoxin-like protein

Photooxidative stress, antioxidant activity

 19,098

C5Z949

similar to RING zinc finger domain superfamily protein

Ubiquitin specific protease binding, ERAD-associated E3 ubiquitin-protein ligase HRD1-like isoform X1

 2715

C5XIX0

similar to NEFA-interacting nuclear protein NIP30

Protein FAM192A isoform X1

 23,386

C5Y1Y1

Peroxidase

2 phenolic donor + H2O2 = 2 phenoxyl radical of the donor + 2 H2O

 29,401

C5Z7K8

Pyruvate dehydrogenase E1 component subunit alpha

Catalyzes the overall conversion of pyruvate to acetyl-CoA and CO2

E - S. bicolor Swarna infested by C. partellus

 2587

C5XAW9

Serine/threonine-protein kinase

ATP + a protein = ADP + a phosphoprotein, reactions triggered in prevention/recovery from the infection caused by the attack

 21,100

C5XLE9

similar to Photosystem II CP47 reaction center protein

Chlorophyll-binding, Photosynthetic ETS, Similar to Photosystem II CP47 chlorophyll apoprotein

 21,351

C5XXY1

similar to Serine-threonine kinase receptor-associated protein

Involved in defense

 13,794

C5YV23

similar to Adenylate isopentenyl transferase-like

Cytokinin biosynthesis

 23,585

C5WW05

similar to Triacylglycerol lipase SDP1

Hydrolase activity, Catalysis of the reaction: triacylglycerol + H2O = diacylglycerol + a carboxylate, membrane protein homeostasis

 17,550

C5YTB0

similar to Inosine-5′-monophosphate dehydrogenase, Kinesin-like protein

Serine/Threonine Kinase activity

 6258

C5YWV3

similar to UDP-D-glucuronate decarboxylase

 

 349

C5XT35

NADP-dependent D-sorbitol-6-phosphate dehydrogenase

Oxidoreductase activity, sorbitol metabolism, development

 28,758

C5Y3U1

similar to BOI-related E3 ubiquitin-protein ligase 1

Abiotic stress tolerance, protein turnover

 13,628

C5YHS5

similar to 5′-methylthioadenosine/S-adenosylhomocysteine nucleosidase 2

Catalytic activity, nucleoside metabolic process

F - S. bicolor Swarna at steady state

 17,459

C5WPC8

similar to MAR-binding protein

The nuclear envelope protein, development

 18,191

C5Y2G1

similar to Filamin B like protein

Connects cell membrane constituents to actin filaments

 23,144

C5X4Q7

Histone H2B

DNA binding, Nucleosome assembly

 30,485

C5XZI6

similar to B-cell receptor-associated protein 31-like containing protein

ER to Golgi vesicle-mediated transport, Intracellular protein transport, B cell receptor-associated protein 31

 4299

C5YXD6

similar to Retrotransposon protein

Nucleic acid-binding, zinc ion binding, bZIP like protein

 16,841

C5YBM1

Carboxypeptidase

Serine-type carboxypeptidase activity

 7517

C5Z7H3

similar to Putative pentatricopeptide repeat-containing protein

Zinc ion binding, RNA binding, splicing

 14,188

C5X6D0

Lon protease homolog, mitochondrial

ATP-dependent serine protease that mediates the selective degradation of misfolded, unassembled or oxidatively damaged polypeptides as well as certain short-lived regulatory proteins in the mitochondrial matrix, protein homeostasis

 21,520

C5XXE4

Similar to the nuclear mitotic apparatus protein 1

Mitosis

 2898

C5Y2Y9

similar to Clathrin heavy chain 1

Present in a coat of vesicles

  1. Many proteins were found to be uniquely accumulated in specific genotypes and treatments. The top 10 of these unique proteins were selected based on their intensity values obtained from the in solution proteomics. The table provides the details of the proteins and their functional significance