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Ligand · PQN

PQN · Phylloquinone

PQN, Phylloquinone (C31 H46 O2, 450.7 g/mol), in the MolNFT structures on GenesisL1: bound in 78 records (71 PDB entries). Every binding site with its residues within 4.5 Å, the residues it binds most and the ligands found with it.

Component
PQN
Formula
C31 H46 O2
Class
ligand
Structures
78
PDB entries
71

Binding sites

PQN in 78 structures; the first of them:

  • 5L8R · The structure of plant photosystem I super-complex at 2.6 angstrom resolution. · PQN A844 · binds MET691, PHE692, SER695, GLY696, ARG697, TRP700, ALA724, LEU725 and 1 more
  • 5ZGB · Cryo-EM structure of the red algal PSI-LHCR · PQN A840 · binds TRP46, MET681, PHE682, SER685, GLY686, ARG687, TRP690, ILE694 and 4 more
  • 6HQB · Monomeric cyanobacterial photosystem I · PQN A2001 · binds TRP49, MET684, PHE685, SER688, GLY689, ARG690, TRP693, ALA717 and 3 more
  • 6IJO · Photosystem I of Chlamydomonas reinhardtii · PQN A844 · binds TRP50, MET684, PHE685, SER688, GLY689, ARG690, TRP693, ARG716 and 5 more
  • 6K33 · Structure of PSI-isiA supercomplex from Thermosynechococcus vulcanus · PQN aA846 · binds MET688, PHE689, GLY693, ARG694, TRP697, ILE701, ALA721, LEU722 and 2 more
  • 6KMW · Structure of PSI from H. hongdechloris grown under white light condition · PQN aA844 · binds MET697, PHE698, SER701, ARG703, TRP706, ALA730, LEU731, GLY736
  • 6TCL · Photosystem I tetramer · PQN A1843 · binds MET685, PHE686, SER689, GLY690, ARG691, TRP694, ALA718, LEU719 and 1 more
  • 7D0J · Photosystem I-LHCI-LHCII of Chlamydomonas reinhardtii · PQN A841 · binds MET684, PHE685, SER688, ARG690, TRP693, ALA717, LEU718
  • 7DR2 · Structure of GraFix PSI tetramer from Cyanophora paradoxa · PQN aA844 · binds MET685, PHE686, SER689, GLY690, ARG691, TRP694, ARG717, ALA718 and 4 more
  • 7DZ8 · State transition supercomplex PSI-LHCI-LHCII from the LhcbM1 lacking mutant of… · PQN A844 · binds TRP50, MET684, PHE685, SER688, ARG690, TRP693, ILE697, ARG716 and 5 more

Residues it binds most

TRP 219, ALA 218, PHE 220, SER 202, LEU 216, MET 216, ARG 211, GLY 104, ILE 97, VAL 21 (residue and the binding sites it lines).

Found with

  • SF4 · Iron/sulfur cluster
  • LHG · 1,2-dipalmitoyl-phosphatidyl-glycerole
  • CLA · Chlorophyll A
  • BCR · Beta-carotene
  • LMG · 1,2-distearoyl-monogalactosyl-diglyceride
  • CL0 · Chlorophyll A isomer
  • DGD · Digalactosyl diacyl glycerol (dgdg)
  • LUT · (3R,3'R,6S)-4,5-didehydro-5,6-dihydro-beta,beta-carotene-3,3'-diol
  • CHL · Chlorophyll B
  • XAT · (3S,5R,6S,3'S,5'R,6'S)-5,6,5',6'-diepoxy-5,6,5',6'-tetrahydro-beta,beta-carotene-3,3'-diol
  • CA · Calcium ion
  • LMT · Dodecyl-beta-D-maltoside

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