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2X5U

80 microsecond Laue diffraction snapshot from crystals of a photosynthetic reaction centre without illumination.

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(C)
PHOTOSYNTHETIC REACTION CENTER CYTOCHROME C SUBUNITpolymer33637450.81UniProt (P07173)
Pfam (PF02276)
BLASTOCHLORIS VIRIDISCYTOCHROME C558/C559
2B
(H)
REACTION CENTER PROTEIN H CHAINpolymer25828557.51UniProt (P06008)
Pfam (PF03967)
Pfam (PF05239)
BLASTOCHLORIS VIRIDISPHOTOSYNTHETIC REACTION CENTER H SUBUNIT
3C
(L)
REACTION CENTER PROTEIN L CHAINpolymer27430600.31UniProt (P06009)
Pfam (PF00124)
BLASTOCHLORIS VIRIDISPHOTOSYNTHETIC REACTION CENTER L SUBUNIT
4D
(M)
REACTION CENTER PROTEIN M CHAINpolymer32436063.41UniProt (P06010)
Pfam (PF00124)
BLASTOCHLORIS VIRIDISPHOTOSYNTHETIC REACTION CENTER M SUBUNIT
5E, F, G, H
(C)
HEME Cnon-polymer618.54Chemie (HEC)
6I, J, L, M
(L, M)
BACTERIOCHLOROPHYLL Bnon-polymer909.54Chemie (BCB)
7K, N
(L, M)
BACTERIOPHEOPHYTIN Bnon-polymer887.22Chemie (BPB)
8O
(M)
FE (II) IONnon-polymer55.81Chemie (FE2)
9P
(M)
MENAQUINONE-7non-polymer649.01Chemie (MQ7)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains4
Total formula weight132671.9
Non-Polymers*Number of molecules12
Total formula weight8591.2
All*Total formula weight141263.1
*Water molecules are not included.

238268

PDB entries from 2025-07-02

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