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Table 1 Proteins identified by MALDI TOF/TOF mass spectrometry in T. hirsuta 072 secretomes

From: Extracellular proteins of Trametes hirsuta st. 072 induced by copper ions and a lignocellulose substrate

Identified proteins

Highest Similarity to Proteins (NCBI Accession #, Organism)

Number of Isoforms (Isozymes); -Cu/+Cu

Physiological role

GP-medium

LC-medium

5 days

8 days

20 days

3 days

11 days

21 days

Lignolytic enzymes

Laccasea,b

KP027478T. hirsuta; laccase Ac

8/13

7/11

7/10

8/8

4/5

5/8

Lignin degradation

Manganese peroxidasea,b

JQ388597 L. gibbosa; manganese peroxidase 2

10/14

6/4

5/4

4/3

n/a

n/a

Versatile peroxidase-likeb

EIW62513 T. versicolor; manganese-repressedd peroxidase

2/2

1/0

0/0

4/2

6/4

0/2

Glycolytic enzymes

Cellobiohydrolase Ib

EIW64126 T. versicolor; cellobiohydrolaseIe

n/a

0/4

3/4

4/3

4/2

1/2

Cellulolytic enzymes

Exo-β-1,3-glucanaseb

EIW63632 T. versicolor; exo-beta-1,3-glucanasef

2/0

2/3

0/3

n/a

n/a

n/a

Cellulolytic enzymes

Endo-β-1,3-glucanase (Laminarinase)b

EIW53084 T. versicolor; laminarinaseg

n/a

n/a

n/a

2/0

2/0

1/0

Cell wall modification

Glycoside hydrolase family 2 proteinb

EIW63844 T. versicolor; glycoside hydrolase

n/a

n/a

n/a

2/1

1/1

n/a

Glycosidic bond cleavage

Glycoside hydrolase family 13 (α-amylase)b

EIW55835 T. versicolor; glycoside hydrolase

n/a

1/1

1/1

n/a

n/a

n/a

 

Glycoside hydrolase family 51 proteinb

EIW55650 T. versicolor; glycoside hydrolase family 51 protein

n/a

n/a

n/a

9/7

8/6

4/5

Major hemicellulolytic enzymes

Glycoside hydrolase family 92 proteinb

EIW52130 T. versicolor; glycoside hydrolase family 92 protein

n/a

n/a

n/a

3/1

7/8

5/7

Cell wall modification

Endo-polygalacturonase PG1b

CDO68615 T. cinnabarina; glycoside hydrolase family 28 protein

0/1

n/a

n/a

3/0

3/3

2/2

Pectin-degrading enzymes

Carbohydrate esterase family 16 proteinb

CDO76317 T. cinnabarina; carbohydrate esterase family 16 protein

n/a

n/a

n/a

5/5

0/2

2/2

Pectin-degrading enzymes

Glucoamylase (G2)b

EIW63814 T. versicolor; Glucoamylaseh

n/a

n/a

n/a

4/3

2/2

n/a

 

Accessory enzymes

Copper radical oxidase (Glyoxal oxidase)b

CDO70163 T. cinnabarina; Copper radical oxidase

2/1

2/2

2/2

n/a

n/a

n/a

Generation of hydrogen peroxide

Others

Family S53 proteaseb

EIW62828 T. versicolor; family S53 protease

1/3

1/1

n/a

n/a

0/1

n/a

 

Aspartic peptidaseb

ETW87129 H. irregulare; aspartic peptidase

n/a

n/a

n/a

1/0

0/1

n/a

 

Cerato-plataninsb

EIW62257 T. versicolor; cerato-platanin

n/a

n/a

n/a

7/8

5/2

2/3

Phytotoxic proteins

  1. aMascot Peptide Mass Fingerprint
  2. bBLAST analysis of MSMS - derived peptide sequences
  3. cAt 69 days of incubation, laccase C also could be detected
  4. dEIW62513.1 sequence analysis suggested versatile peroxidase-like folding of the gene product annotated as manganese-repressed peroxidase. Similar sequences were annotated as class II peroxidase and manganese peroxidases
  5. eSimilar sequence was annotated as glycoside hydrolase Family 7 protein [Trametes cinnabarina]
  6. fSimilar sequence was annotated as glycoside hydrolase family 55 protein [Hebeloma cylindrosporum h7]
  7. gSimilar sequence was annotated as glycoside hydrolase family 16 protein [Ceriporiopsis subvermispora B]
  8. hSimilar sequence was annotated as glycoside hydrolase family 15 protein [Phanerochaete carnosa HHB-10118-sp]; n/a – protein was not found on electrophoregram