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Pectin methylesterase from Carrot

Source organism: Daucus carota
Biochemical function: pectinesterase inhibitor activity
Biological process: cell wall organization
Cellular component: extracellular region

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EC 3.1.1.11: Pectinesterase

Reaction catalysed:
Pectin + n H(2)O = n methanol + pectate
Systematic name:
Pectin pectylhydrolase
Alternative Name(s):
  • Pectase
  • Pectin demethoxylase
  • Pectin methoxylase
  • Pectin methyl esterase
  • Pectin methylesterase
  • Pectinoesterase

GO terms

Sequence family

Pfam Protein family (Pfam)
PF01095
Domain description: Pectinesterase
Occurring in:
  1. Pectinesterase
The deposited structure of PDB entry 1gq8 contains 1 copy of Pfam domain PF01095 (Pectinesterase) in Pectinesterase. Showing 1 copy in chain A.

InterPro InterPro annotations
IPR033131
Domain description: Pectinesterase, Asp active site
Occurring in:
  1. Pectinesterase
IPR018040
Domain description: Pectinesterase, Tyr active site
Occurring in:
  1. Pectinesterase
IPR000070
Domain description: Pectinesterase, catalytic
Occurring in:
  1. Pectinesterase
IPR011050
Domain description: Pectin lyase fold/virulence factor
Occurring in:
  1. Pectinesterase
IPR012334
Domain description: Pectin lyase fold
Occurring in:
  1. Pectinesterase

Structure domain

CATH CATH domain
2.160.20.10
Class: Mainly Beta
Architecture: 3 Solenoid
Topology: Pectate Lyase C-like
Homology: Single-stranded right-handed beta-helix, Pectin lyase-like
Occurring in:
  1. Pectinesterase
The deposited structure of PDB entry 1gq8 contains 1 copy of CATH domain 2.160.20.10 (Pectate Lyase C-like) in Pectinesterase. Showing 1 copy in chain A.
SCOP SCOP annotation
51147
Class: All beta proteins
Fold: Single-stranded right-handed beta-helix
Superfamily: Pectin lyase-like
Occurring in:
  1. Pectinesterase
The deposited structure of PDB entry 1gq8 contains 1 copy of SCOP domain 51147 (Pectin methylesterase) in Pectinesterase. Showing 1 copy in chain A.

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