SMTL ID : 1rzz.2 (1 other biounit)

PHOTOSYNTHETIC REACTION CENTER DOUBLE MUTANT FROM RHODOBACTER SPHAEROIDES WITH ASP L213 REPLACED WITH ASN AND ARG M233 REPLACED WITH CYS IN THE CHARGE-NEUTRAL DQAQB STATE (TETRAGONAL FORM)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

hetero-1-1-1-mer

Ligands

4 x BCL: BACTERIOCHLOROPHYLL A(Non-covalent)

BCL.1: 26 residues within 4Å: Chain A: F.97, A.124, A.127, L.131, V.157, T.160, G.161, Y.162, N.166, F.167, H.168, H.173, A.176, I.177, F.180, F.181, S.244, A.245, C.247, M.248 Chain B: Y.210 Ligands: BPH.2, BCL.5, BCL.6, BCL.7, U10.9 13 PLIP interactions: 12 interactions with chain A, 1 interactions with chain B, Hydrophobic interactions: A:F.97, A:F.97, A:F.97, A:V.157, A:Y.162, A:F.167, A:A.176, A:I.177, A:F.180, A:F.181, B:Y.210 Hydrogen bonds: A:S.244 Metal complexes: A:H.173 BCL.5: 18 residues within 4Å: Chain A: H.168, M.174, I.177, S.178, F.181, T.182, L.185 Chain B: M.122, W.157, V.175, I.179, H.182, L.183, T.186 Ligands: BCL.1, BCL.6, BPH.8, SPO.10 7 PLIP interactions: 4 interactions with chain A, 3 interactions with chain B, Hydrophobic interactions: A:I.177, A:I.177, A:L.185, B:V.175, B:L.183 Hydrogen bonds: A:T.182 Metal complexes: B:H.182 BCL.6: 27 residues within 4Å: Chain A: V.157, Y.162, F.181 Chain B: W.66, M.122, A.153, L.156, W.157, T.186, N.187, F.189, S.190, L.196, F.197, H.202, S.205, I.206, L.209, Y.210, V.276, T.277, G.280, I.284 Ligands: BCL.1, BCL.5, BCL.7, BPH.8 17 PLIP interactions: 2 interactions with chain A, 15 interactions with chain B, Hydrophobic interactions: A:V.157, A:F.181, B:L.156, B:T.186, B:F.189, B:L.196, B:F.197, B:I.206, B:I.206, B:I.206, B:L.209, B:L.209, B:Y.210, B:V.276, B:T.277, B:I.284 Metal complexes: B:H.202 BCL.7: 17 residues within 4Å: Chain A: Y.128, L.131, F.146, I.150, H.153, L.154 Chain B: F.197, G.203, I.206, A.207, Y.210, G.211, L.214 Ligands: BCL.1, BPH.2, BCL.6, U10.9 10 PLIP interactions: 6 interactions with chain B, 4 interactions with chain A, Hydrophobic interactions: B:F.197, B:I.206, B:I.206, B:Y.210, B:L.214, A:Y.128, A:F.146, A:L.154 pi-Stacking: B:Y.210 Metal complexes: A:H.153

2 x BPH: BACTERIOPHEOPHYTIN A(Non-covalent)

BPH.2: 30 residues within 4Å: Chain A: T.38, F.41, A.42, I.46, I.49, C.92, A.93, A.96, F.97, W.100, E.104, I.117, A.120, F.121, F.123, A.124, Y.128, Y.148, H.153, V.241 Chain B: Y.210, A.213, L.214, A.217, M.218, W.252, M.256 Ligands: BCL.1, BCL.7, U10.9 14 PLIP interactions: 11 interactions with chain A, 3 interactions with chain B Hydrophobic interactions: A:A.42, A:I.46, A:I.49, A:A.120, A:F.121, A:F.123, A:A.124, A:Y.148, A:Y.148, A:Y.148, A:V.241, B:A.213, B:L.214, B:A.217 BPH.8: 22 residues within 4Å: Chain A: F.181, A.184, L.185, L.189, V.220 Chain B: S.59, L.60, G.63, L.64, F.67, A.125, V.126, W.129, T.146, A.149, F.150, A.153, A.273, V.274, T.277 Ligands: BCL.5, BCL.6 13 PLIP interactions: 3 interactions with chain A, 10 interactions with chain B Hydrophobic interactions: A:A.184, A:L.185, A:L.189, B:L.64, B:F.67, B:A.125, B:W.129, B:A.149, B:F.150, B:F.150, B:F.150, B:T.277 pi-Stacking: B:F.150

2 x U10: UBIQUINONE-10(Non-covalent)

U10.3: 10 residues within 4Å: Chain A: T.182, L.189, H.190, L.193, F.216, Y.222, S.223, I.224, I.229, L.232 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:T.182, A:L.189, A:Y.222, A:L.232 Hydrogen bonds: A:I.224 pi-Stacking: A:F.216 U10.9: 21 residues within 4Å: Chain A: W.100 Chain B: L.214, M.218, H.219, T.222, I.223, A.248, A.249, W.252, M.256, F.258, N.259, A.260, T.261, M.262, I.265, W.268, M.272 Ligands: BCL.1, BPH.2, BCL.7 13 PLIP interactions: 12 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:L.214, B:M.218, B:H.219, B:W.252, B:M.256, B:F.258, B:A.260, B:I.265, B:W.268, B:W.268, A:W.100 Hydrogen bonds: B:T.222, B:A.260

1 x FE2: FE (II) ION(Non-covalent)

FE2.4: 5 residues within 4Å: Chain A: H.190, H.230 Chain B: H.219, E.234, H.266 5 PLIP interactions: 3 interactions with chain B, 2 interactions with chain A Metal complexes: B:H.219, B:E.234, B:H.266, A:H.190, A:H.230

1 x SPO: SPHEROIDENE(Non-covalent)

SPO.10: 25 residues within 4Å: Chain B: F.67, F.68, I.70, G.71, F.74, W.75, F.85, L.89, W.115, S.119, F.120, M.122, F.123, W.157, M.158, L.160, G.161, F.162, W.171, V.175, Y.177, G.178, I.179, H.182 Ligands: BCL.5 18 PLIP interactions: 18 interactions with chain B Hydrophobic interactions: B:F.67, B:F.67, B:F.67, B:F.68, B:I.70, B:I.70, B:F.74, B:L.89, B:W.115, B:F.120, B:F.123, B:W.157, B:L.160, B:F.162, B:W.171, B:V.175, B:Y.177, B:I.179

1 x LDA: LAURYL DIMETHYLAMINE-N-OXIDE(Non-covalent)

LDA.11: 3 residues within 4Å: Chain B: L.38, W.41, F.42 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:L.38, B:W.41, B:F.42 pi-Cation interactions: B:W.41

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Xu, Q. et al., X-Ray Structure Determination of Three Mutants of the Bacterial Photosynthetic Reaction Centers from Rb. sphaeroides; Altered Proton Transfer Pathways. STRUCTURE (2004)

Release Date

2004-04-13

Peptides

Reaction center protein L chain: A
Reaction center protein M chain: B
Reaction center protein H chain: C

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
R

B
S

C
T

Membrane

We predict this structure to be a membrane protein.
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Reaction center protein L chain

Reaction center protein M chain

Reaction center protein H chain

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