Structure of PDB 2xf2 Chain E Binding Site BS01

Receptor Information

>2xf2 Chain E (length=688) Species: 5079 (Penicillium janthinellum)

QQFLSQFYLNDQDVYLTSNVGGPIQDENSLSAGQRGATLLQDFIFREKIQ
RFDHERVPERAVHARGTGAHGTFTSYGDWSNLTAASFLSAEGKETPMFTR
FSTVAGSRGSADTARDVHGFATRFYTDEGNFDIVGNNIPVFFIQDAILFP
DLIHAVKPRGDNQIPQAATAHDSAWDFFSQQPSVLHTLLWAMAGHGIPRS
FRHVNGFGVHTFRLVTDDGKTKLVKFHWKGLQGKASFVWEEAQQTAGKNA
DFMRQDLFQSIQAGRFPEWELGVQIMQEQDQLKFGFDLLDPTKIVPEELV
PVTILGKMQLNRNPMNYFAETEQVMFQPGHIVRGVDFTEDPLLQGRLFSY
LDTQLNRHGGPNFEQLPINRPRAPIHNNNRDGAGQMFIPLDPNAYSPNTE
NKGSPKQANETVGKGFFTAPERTASGKLQRTLSTTFENNWSQPRLFWNSL
VNAQKEFIVDAMRFETSNVSSSVVRDDVIIQLNRISDNLATRVASAIGVE
APKPNSSFYHDNTTAHIGAFGEKLAKLDGLKVGLLASVNKPASIAQGAKL
QVALSSVGVDVVVVAERMANNVDETYSASDAVQFDAVVVADGAEGLFGAD
SFTVEPSAGSGASTLYPAGRPLNILLDAFRFGKTVGALGSGSDALESGQI
SSERQGVYTGKNAGDAFAKDIKSGLSTFKFLDRFAVDE

Ligand information

• Ligand ID: HDD
• InChI: InChI=1S/C34H32N4O5.Fe/c1-7-20-17(3)23-13-24-19(5)22(9-10-31(39)40)28(37-24)16-30-34(12-11-32(41)43-34)33(6,42)29(38-30)15-27-21(8-2)18(4)25(36-27)14-26(20)35-23;/h7-8,13-16,42H,1-2,9-12H2,3-6H3,(H,39,40);/q-4;+4/b23-13-,26-14-,29-15-,30-16-;/t33-,34+;/m0./s1
• InChIKey: UMGOPAWIGKFTRK-QQDQPIDJSA-N
• SMILES:
  OpenEye OEToolkits 1.5.0: Cc1c2n3c(c1CCC(=O)O)C=C4[C@]5(CCC(=O)O5)[C@@](C6=Cc7c(c(c8n7[Fe]3(N64)N9C(=C2)C(=C(C9=C8)C=C)C)C)C=C)(C)O
  CACTVS 3.341: Cc1c(CCC(O)=O)c2C=C3N4C(=Cc5n6c(C=C7N8C(=Cc1n2[Fe]468)C(=C7C=C)C)c(C)c5C=C)[C](C)(O)[C]39CCC(=O)O9
  CACTVS 3.341: Cc1c(CCC(O)=O)c2C=C3N4C(=Cc5n6c(C=C7N8C(=Cc1n2[Fe@]468)C(=C7C=C)C)c(C)c5C=C)[C@](C)(O)[C@@]39CCC(=O)O9
  ACDLabs 10.04: O=C(O)CCc1c(c2C=C7C(=C(\C=C)C6=Cc5c(c(\C=C)c4C=C9N3C(=Cc1n2[Fe]3(n45)N67)C8(OC(=O)CC8)C9(O)C)C)C)C
  OpenEye OEToolkits 1.5.0: Cc1c2n3c(c1CCC(=O)O)C=C4C5(CCC(=O)O5)C(C6=Cc7c(c(c8n7[Fe]3(N64)N9C(=C2)C(=C(C9=C8)C=C)C)C)C=C)(C)O
• Formula: C34 H32 Fe N4 O5
• Name: CIS-HEME D HYDROXYCHLORIN GAMMA-SPIROLACTONE;
  HEME
• PDB chain: 2xf2 Chain E Residue 690

Receptor-Ligand Complex Structure

Structure summary

• PDB: 2xf2 X-Ray Investigation of Penicillium Vitale Catalase Inhibited by Aminotriazole
• Resolution: 1.8 Å
• Binding residue (original residue number in PDB): R61 V63 H64 R101 V135 G136 N137 F150 V210 H211 F327 L343 R347 S350 Y351 T354
• Binding residue (residue number reindexed from 1): R60 V62 H63 R100 V134 G135 N136 F149 V209 H210 F326 L342 R346 S349 Y350 T353
• Annotation score: 1

Enzymatic activity

• Enzyme Commision number: 1.11.1.6: catalase.

Gene Ontology

Molecular Function

• GO:0004096 catalase activity
• GO:0004601 peroxidase activity
• GO:0020037 heme binding
• GO:0046872 metal ion binding

Biological Process

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

Cellular Component

• GO:0005829 cytosol

External links

• PDB: RCSB:2xf2, PDBe:2xf2, PDBj:2xf2
• PDBsum: 2xf2
• UniProt: D9N167