› 6l35

Electron Microscopy
3.23Å resolution

PSI-LHCI Supercomplex from Physcometrella patens

Released:
DOI: 10.2210/pdb6l35/pdb
PDB entry 6l35 coloured by chain, front view.
PDB entry 6l35 coloured by chain, side view.
PDB entry 6l35 coloured by chain, top view.
Source organism: Physcomitrium patens
Primary publication:
Antenna arrangement and energy-transfer pathways of PSI-LHCI from the moss Physcomitrella patens.
Yan Q, Zhao L, Wang W, Pi X, Han G, Wang J, Cheng L, He YK, Kuang T, Qin X, Sui SF, Shen JR
Cell Discov 7 10 (2021)
PMID: 33589616
Related structures: EMD-0821

Function and Biology Details

Reaction catalysed: 
Reduced plastocyanin + oxidized ferredoxin + light = oxidized plastocyanin + reduced ferredoxin
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
hetero heptadecamer (preferred)
PDBe Complex ID:
PDB-CPX-104273 (preferred)
Entry contents:
17 distinct polypeptide molecules
Macromolecules (17 distinct):
Photosystem I P700 chlorophyll a apoprotein A1 Chain: A
Molecule details ›
Chain: A
Length: 742 amino acids
Theoretical weight: 82.31 KDa
Source organism: Physcomitrium patens
UniProt:
  • Canonical: Q8MFA3 (Residues: 9-750; Coverage: 99%)
Gene name: psaA
Sequence domains: Photosystem I psaA/psaB protein
Photosystem I P700 chlorophyll a apoprotein A2 Chain: B
Molecule details ›
Chain: B
Length: 733 amino acids
Theoretical weight: 82.32 KDa
Source organism: Physcomitrium patens
UniProt:
  • Canonical: Q8MFA2 (Residues: 2-734; Coverage: 100%)
Gene name: psaB
Sequence domains: Photosystem I psaA/psaB protein
Photosystem I iron-sulfur center Chain: C
Molecule details ›
Chain: C
Length: 80 amino acids
Theoretical weight: 8.65 KDa
Source organism: Physcomitrium patens
UniProt:
  • Canonical: Q6YXQ2 (Residues: 2-81; Coverage: 99%)
Gene name: psaC
Sequence domains: 4Fe-4S dicluster domain
Photosystem I reaction center subunit II, chloroplastic Chain: D
Molecule details ›
Chain: D
Length: 141 amino acids
Theoretical weight: 15.65 KDa
Source organism: Physcomitrium patens
UniProt:
  • Canonical: A0A2K1JKF2 (Residues: 77-217; Coverage: 65%)
Gene name: PHYPA_016873
Sequence domains: PsaD
PsaE Chain: E
Molecule details ›
Chain: E
Length: 62 amino acids
Theoretical weight: 6.9 KDa
Source organism: Physcomitrium patens
UniProt:
  • Canonical: A0A2K1IKE2 (Residues: 72-133; Coverage: 46%)
Gene name: PHYPA_028436
Sequence domains: Photosystem I reaction centre subunit IV / PsaE
Photosystem I reaction center subunit III Chain: F
Molecule details ›
Chain: F
Length: 159 amino acids
Theoretical weight: 17.47 KDa
Source organism: Physcomitrium patens
UniProt:
  • Canonical: A0A2K1J0L9 (Residues: 86-244; Coverage: 65%)
Gene name: PHYPA_022970
Sequence domains: Photosystem I reaction centre subunit III
Photosystem I reaction center subunit V, chloroplastic Chain: G
Molecule details ›
Chain: G
Length: 98 amino acids
Theoretical weight: 10.56 KDa
Source organism: Physcomitrium patens
UniProt:
  • Canonical: A0A2K1JC42 (Residues: 58-155; Coverage: 63%)
Gene name: PHYPA_019380
Sequence domains: Photosystem I psaG / psaK
PsaH photosystem I reaction center subunit Chain: H
Molecule details ›
Chain: H
Length: 90 amino acids
Theoretical weight: 9.86 KDa
Source organism: Physcomitrium patens
UniProt:
  • Canonical: A9SL09 (Residues: 51-140; Coverage: 64%)
Gene name: PHYPA_012927
Sequence domains: Photosystem I reaction centre subunit VI
Photosystem I reaction center subunit VIII Chain: I
Molecule details ›
Chain: I
Length: 34 amino acids
Theoretical weight: 3.79 KDa
Source organism: Physcomitrium patens
UniProt:
  • Canonical: Q6YXR3 (Residues: 1-34; Coverage: 94%)
Gene names: Pp3P_310V3, psaI
Sequence domains: Photosystem I reaction centre subunit VIII
Photosystem I reaction center subunit IX Chain: J
Molecule details ›
Chain: J
Length: 41 amino acids
Theoretical weight: 4.6 KDa
Source organism: Physcomitrium patens
UniProt:
  • Canonical: Q6YXM2 (Residues: 1-41; Coverage: 100%)
Gene name: psaJ
Sequence domains: Photosystem I reaction centre subunit IX / PsaJ
PSI-K Chain: K
Molecule details ›
Chain: K
Length: 79 amino acids
Theoretical weight: 7.92 KDa
Source organism: Physcomitrium patens
UniProt:
  • Canonical: A0A2K1KU02 (Residues: 50-128; Coverage: 60%)
Gene name: PHYPA_004241
Sequence domains: Photosystem I psaG / psaK
PSI subunit V Chain: L
Molecule details ›
Chain: L
Length: 159 amino acids
Theoretical weight: 16.89 KDa
Source organism: Physcomitrium patens
UniProt:
  • Canonical: A0A2K1IAD0 (Residues: 63-221; Coverage: 71%)
Gene name: PHYPA_030798
Sequence domains: Photosystem I reaction centre subunit XI
Photosystem I reaction center subunit XII Chain: M
Molecule details ›
Chain: M
Length: 29 amino acids
Theoretical weight: 3.05 KDa
Source organism: Physcomitrium patens
UniProt:
  • Canonical: Q6YXK4 (Residues: 3-31; Coverage: 91%)
Gene names: Pp3P_710V3, psaM
Sequence domains: Photosystem I protein M (PsaM)
Chlorophyll a-b binding protein, chloroplastic Chain: 2
Molecule details ›
Chain: 2
Length: 210 amino acids
Theoretical weight: 22.92 KDa
Source organism: Physcomitrium patens
UniProt:
  • Canonical: A0A2K1K0C7 (Residues: 59-268; Coverage: 77%)
Gene name: PHYPA_014364
Sequence domains: Chlorophyll A-B binding protein
Chlorophyll a-b binding protein, chloroplastic Chain: 6
Molecule details ›
Chain: 6
Length: 192 amino acids
Theoretical weight: 20.76 KDa
Source organism: Physcomitrium patens
UniProt:
  • Canonical: A0A2K1JLZ3 (Residues: 50-241; Coverage: 78%)
Gene name: PHYPA_017397
Sequence domains: Chlorophyll A-B binding protein
Chlorophyll a-b binding protein, chloroplastic Chain: 3
Molecule details ›
Chain: 3
Length: 213 amino acids
Theoretical weight: 23.25 KDa
Source organism: Physcomitrium patens
UniProt:
  • Canonical: A0A2K1IB10 (Residues: 107-319; Coverage: 66%)
Gene name: PHYPA_031029
Sequence domains: Chlorophyll A-B binding protein
Chlorophyll a-b binding protein, chloroplastic Chain: 5
Molecule details ›
Chain: 5
Length: 205 amino acids
Theoretical weight: 22.45 KDa
Source organism: Physcomitrium patens
UniProt:
  • Canonical: A0A2K1KN29 (Residues: 69-273; Coverage: 79%)
Gene name: PHYPA_006083
Sequence domains: Chlorophyll A-B binding protein

Ligands and Environments

10 bound ligands:
Ligand CLA 144 x CLA
Ligand PQN 2 x PQN
Ligand LHG 6 x LHG
Ligand BCR 26 x BCR
Ligand SF4 3 x SF4
Ligand DGD 1 x DGD
Ligand LMG 3 x LMG
Ligand CHL 12 x CHL
Ligand LUT 4 x LUT
Ligand XAT 4 x XAT
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 3.23Å
Relevant EMDB volumes: EMD-0821

Quick links

Citations

3 review citations

Functional Endophytes Regulating Plant Secondary Metabolism: Current Status, Prospects and Applications.
Li et al. (2023)
2 more

2 mentions without citation

Antenna arrangement and energy-transfer pathways of PSI-LHCI from the moss Physcomitrella patens.
Yan et al. (2021)
1 more