A8TGA1 · XYS20_NEOPA

Function

function

Endo-1,4-beta-xylanase involved in the hydrolysis of xylan, a major structural heterogeneous polysaccharide found in plant biomass representing the second most abundant polysaccharide in the biosphere, after cellulose.

Catalytic activity

  • Endohydrolysis of (1->4)-beta-D-xylosidic linkages in xylans.
    EC:3.2.1.8 (UniProtKB | ENZYME | Rhea)

Kinetics

KM SUBSTRATE pH TEMPERATURE[C] NOTES EVIDENCE
4.9 mg/mloat spelt xylan
Vmax pH TEMPERATURE[C] NOTES EVIDENCE
3.886 μmol/min/mgtoward oat spelt xylan

pH Dependence

Optimum pH is 6.0.

Temperature Dependence

Optimum temperature is 45 degrees Celsius.

Pathway

Glycan degradation; xylan degradation.

Features

Showing features for active site.

TypeIDPosition(s)Description
Active site134Nucleophile
Active site228Proton donor

GO annotations

AspectTerm
Cellular Componentextracellular region
Molecular Functioncellulose binding
Molecular Functionendo-1,4-beta-xylanase activity
Biological Processxylan catabolic process

Keywords

Enzyme and pathway databases

Protein family/group databases

    • CBM1Carbohydrate-Binding Module Family 1
    • GH11Glycoside Hydrolase Family 11

Names & Taxonomy

Protein names

  • Recommended name
    Endo-1,4-beta-xylanase S20
  • EC number
  • Short names
    Xylanase S20
  • Alternative names
    • 1,4-beta-D-xylan xylanohydrolase S20

Gene names

    • Name
      xynS20

Organism names

  • Taxonomic identifier
  • Strain
    • S20
  • Taxonomic lineage
    Eukaryota > Fungi > Fungi incertae sedis > Chytridiomycota > Chytridiomycota incertae sedis > Neocallimastigomycetes > Neocallimastigales > Neocallimastigaceae > Neocallimastix

Accessions

  • Primary accession
    A8TGA1

Subcellular Location

Keywords

PTM/Processing

Features

Showing features for signal, chain, glycosylation.

TypeIDPosition(s)Description
Signal1-22
ChainPRO_000042966423-335Endo-1,4-beta-xylanase S20
Glycosylation42N-linked (GlcNAc...) asparagine
Glycosylation78N-linked (GlcNAc...) asparagine
Glycosylation202N-linked (GlcNAc...) asparagine
Glycosylation251N-linked (GlcNAc...) asparagine

Keywords

PTM databases

Structure

Family & Domains

Features

Showing features for domain, region.

TypeIDPosition(s)Description
Domain39-241GH11
Region251-291Disordered
Domain300-335CBM1

Sequence similarities

Keywords

Family and domain databases

Sequence

  • Sequence status
    Complete
  • Sequence processing
    The displayed sequence is further processed into a mature form.
  • Length
    335
  • Mass (Da)
    36,094
  • Last updated
    2008-01-15 v1
  • Checksum
    5F2B450DA1CA8D34
MLRKLVTGALAAALLLSGQSNAQNACQQTQQLSGGRTINNKNETGNGNGNYKYEIWRDGNGGSLTLYPKDAAFKASWNNSGDFLGRVGLTFNKPAATNLGGDLIANYNYKKSGSDGGTYSYIGIYGWMDNPQIEYYVVDDWMHNRGAPGGSYMGSQKGTITVDGGTYKVWSGQRTGASKWGTSTFTQIFSIRTSPRQCGSINVSEHFRQWQKLGLRLGGLMEAQLLAESGGGSGYVDFTYATITIGGSSSNASAPSNNNNNNNNNNDNNGNWNNWNNNNNNNNNNNNNNNNNNNNQGGGNCAAIWGQCGGSGYNGPKCCKQGSCKQINQWYSQCQ

Sequence databases

Nucleotide SequenceProtein SequenceMolecule TypeStatus
EU030626
EMBL· GenBank· DDBJ
ABW04217.1
EMBL· GenBank· DDBJ
mRNA

Similar Proteins

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