4v9g

X-ray diffraction
7.78Å resolution

RC-LH1-PufX dimer complex from Rhodobacter sphaeroides

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero 64-mer (preferred)
PDBe Complex ID:
PDB-CPX-142931 (preferred)
Entry contents:
6 distinct polypeptide molecules
Macromolecules (6 distinct):
Light-harvesting protein B-875 alpha chain Chains: A1, A2, A3, A5, A7, AD, AF, AJ, AN, AP, AT, AV, AX, AZ, B1, B2, B3, B5, B7, BD, BF, BJ, BN, BP, BT, BV, BX, BZ
Molecule details ›
Chains: A1, A2, A3, A5, A7, AD, AF, AJ, AN, AP, AT, AV, AX, AZ, B1, B2, B3, B5, B7, BD, BF, BJ, BN, BP, BT, BV, BX, BZ
Length: 58 amino acids
Theoretical weight: 6.82 KDa
Source organism: Cereibacter sphaeroides
UniProt:
  • Canonical: P0C0X9 (Residues: 1-58; Coverage: 100%)
Gene name: pufA
Sequence domains: Antenna complex alpha/beta subunit
Intrinsic membrane protein PufX Chains: AB, BB
Molecule details ›
Chains: AB, BB
Length: 82 amino acids
Theoretical weight: 9.06 KDa
Source organism: Cereibacter sphaeroides
UniProt:
  • Canonical: P13402 (Residues: 1-82; Coverage: 100%)
Gene names: RHOS4_18590, RSP_0255, pufX
Sequence domains: Intrinsic membrane protein PufX
Light-harvesting protein B-875 beta chain Chains: A4, A6, A8, A9, AE, AG, AI, AK, AO, AQ, AS, AU, AW, AY, B4, B6, B8, B9, BE, BG, BI, BK, BO, BQ, BS, BU, BW, BY
Molecule details ›
Chains: A4, A6, A8, A9, AE, AG, AI, AK, AO, AQ, AS, AU, AW, AY, B4, B6, B8, B9, BE, BG, BI, BK, BO, BQ, BS, BU, BW, BY
Length: 49 amino acids
Theoretical weight: 5.59 KDa
Source organism: Cereibacter sphaeroides
UniProt:
  • Canonical: Q3J1A3 (Residues: 1-49; Coverage: 100%)
Gene names: RHOS4_18630, RSP_6108, pufB
Sequence domains: Antenna complex alpha/beta subunit
Reaction center protein H chain Chains: AH, BH
Molecule details ›
Chains: AH, BH
Length: 260 amino acids
Theoretical weight: 28.07 KDa
Source organism: Cereibacter sphaeroides
UniProt:
  • Canonical: P0C0Y7 (Residues: 1-260; Coverage: 100%)
Gene name: puhA
Sequence domains:
Reaction center protein L chain Chains: AL, BL
Molecule details ›
Chains: AL, BL
Length: 282 amino acids
Theoretical weight: 31.48 KDa
Source organism: Cereibacter sphaeroides
UniProt:
  • Canonical: P0C0Y8 (Residues: 1-282; Coverage: 100%)
Gene name: pufL
Sequence domains: Photosynthetic reaction centre protein
Reaction center protein M chain Chains: AM, BM
Molecule details ›
Chains: AM, BM
Length: 308 amino acids
Theoretical weight: 34.53 KDa
Source organism: Cereibacter sphaeroides
UniProt:
  • Canonical: P0C0Y9 (Residues: 1-308; Coverage: 100%)
Gene name: pufM
Sequence domains: Photosynthetic reaction centre protein

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SRS BEAMLINE PX9.6
Spacegroup: P21
Unit cell:
a: 78.077Å b: 415.075Å c: 129.818Å
α: 90° β: 105.75° γ: 90°
R-values:
R R work R free
0.229 0.228 0.258