Structure of PDB 3hdl Chain A Binding Site BS02

Receptor Information

>3hdl Chain A (length=304) Species: 145709 (Roystonea regia)

DLQIGFYNTSCPTAESLVQQAVAAAFANNSGIAPGLIRMHFHDCFVRGCD
ASVLLDSTANNTAEKDAIPNNPSLRGFEVITAAKSAVEAACPQTVSCADI
LAFAARDSANLAGNITYQVPSGRRDGTVSLASEANAQIPSPLFNATQLIN
SFANKTLTADEMVTLSGAHSIGVAHCSSFTNRLYNFNSGSGIDPTLSPSY
AALLRNTCPANSTRFTPITVSLDIITPSVLDNMYYTGVQLTLGLLTSDQA
LVTEANLSAAVKANAMNLTAWASKFAQAMVKMGQIEVLTGTQGEIRTNCS
VVNS

Ligand information

• Ligand ID: CA
• InChI: InChI=1S/Ca/q+2
• InChIKey: BHPQYMZQTOCNFJ-UHFFFAOYSA-N
• SMILES:
  CACTVS 3.341: [Ca++]
  ACDLabs 10.04
  OpenEye OEToolkits 1.5.0: [Ca+2]
• Formula: Ca
• Name: CALCIUM ION
• DrugBank: DB14577
• PDB chain: 3hdl Chain A Residue 306

Receptor-Ligand Complex Structure

Structure summary

• PDB: 3hdl Crystal structure and statistical coupling analysis of highly glycosylated peroxidase from royal palm tree (Roystonea regia).
• Resolution: 1.85 Å
• Binding residue (original residue number in PDB): S170 D223 T226 V229 D231
• Binding residue (residue number reindexed from 1): S170 D223 T226 V229 D231
• Annotation score: 1

Enzymatic activity

• Catalytic site (original residue number in PDB): R38 H42 N70 H169
• Catalytic site (residue number reindexed from 1): R38 H42 N70 H169
• Enzyme Commision number: 1.11.1.7: peroxidase.

Gene Ontology

Molecular Function

• GO:0004601 peroxidase activity
• GO:0020037 heme binding
• GO:0046872 metal ion binding
• GO:0140825 lactoperoxidase activity

Biological Process

• GO:0006950 response to stress
• GO:0006979 response to oxidative stress
• GO:0042744 hydrogen peroxide catabolic process
• GO:0098869 cellular oxidant detoxification

Cellular Component

• GO:0005576 extracellular region
• GO:0009505 plant-type cell wall
• GO:0009506 plasmodesma

External links

• PDB: RCSB:3hdl, PDBe:3hdl, PDBj:3hdl
• PDBsum: 3hdl
• PubMed: 19854274
• UniProt: D1MPT2