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2UX4

X-ray high resolution structure of the photosynthetic reaction center from Rb. sphaeroides at pH 9 in the charge-separated state, 2nd dataset

Functional Information from GO Data
ChainGOidnamespacecontents
H0019684biological_processphotosynthesis, light reaction
H0030077cellular_componentplasma membrane light-harvesting complex
H0042717cellular_componentplasma membrane-derived chromatophore membrane
L0009772biological_processphotosynthetic electron transport in photosystem II
L0019684biological_processphotosynthesis, light reaction
L0030077cellular_componentplasma membrane light-harvesting complex
L0042717cellular_componentplasma membrane-derived chromatophore membrane
M0009772biological_processphotosynthetic electron transport in photosystem II
M0019684biological_processphotosynthesis, light reaction
M0030077cellular_componentplasma membrane light-harvesting complex
M0042717cellular_componentplasma membrane-derived chromatophore membrane
Functional Information from PDB Data
site_idAC1
Number of Residues14
DetailsBINDING SITE FOR RESIDUE BCL M 1303
ChainResidue
LHIS168
MBCL1304
MLDA1309
MBPH1311
MSPO1313
MHOH2108
LMET174
LILE177
LSER178
LTHR182
MILE179
MHIS182
MLEU183
MTHR186

site_idAC2
Number of Residues22
DetailsBINDING SITE FOR RESIDUE BCL M 1304
ChainResidue
LVAL157
LTYR162
LPHE181
LBCL1288
MMET122
MALA153
MLEU156
MTRP157
MLEU160
MTHR186
MASN187
MSER190
MLEU196
MPHE197
MHIS202
MSER205
MILE206
MVAL276
MGLY280
MILE284
MBCL1303
MBPH1311

site_idAC3
Number of Residues15
DetailsBINDING SITE FOR RESIDUE BCL L 1282
ChainResidue
LTYR128
LPHE146
LILE150
LHIS153
LLEU154
LBPH1286
LBCL1288
LHOH2108
MPHE197
MGLY203
MILE206
MALA207
MTYR210
MLEU214
MLDA1305

site_idAC4
Number of Residues7
DetailsBINDING SITE FOR RESIDUE LDA M 1305
ChainResidue
LBCL1282
MPRO200
MGLY203
MLEU204
MLDA1307
MGOL1315
MHOH2109

site_idAC5
Number of Residues1
DetailsBINDING SITE FOR RESIDUE LDA M 1306
ChainResidue
MPHE7

site_idAC6
Number of Residues6
DetailsBINDING SITE FOR RESIDUE LDA M 1307
ChainResidue
HGLN32
HTYR40
MARG253
MPHE258
MLDA1305
MLDA1308

site_idAC7
Number of Residues2
DetailsBINDING SITE FOR RESIDUE LDA M 1308
ChainResidue
MGLY257
MLDA1307

site_idAC8
Number of Residues1
DetailsBINDING SITE FOR RESIDUE LDA L 1283
ChainResidue
LTYR148

site_idAC9
Number of Residues5
DetailsBINDING SITE FOR RESIDUE LDA L 1284
ChainResidue
LVAL220
MGLY31
MVAL32
MGLY33
MLDA1709

site_idBC1
Number of Residues1
DetailsBINDING SITE FOR RESIDUE LDA M 1709
ChainResidue
LLDA1284

site_idBC2
Number of Residues2
DetailsBINDING SITE FOR RESIDUE LDA M 1309
ChainResidue
LSER178
MBCL1303

site_idBC3
Number of Residues3
DetailsBINDING SITE FOR RESIDUE LDA L 1285
ChainResidue
LPHE179
LUQ21287
LHOH2109

site_idBC4
Number of Residues5
DetailsBINDING SITE FOR RESIDUE FE M 1310
ChainResidue
LHIS190
LHIS230
MHIS219
MGLU234
MHIS266

site_idBC5
Number of Residues16
DetailsBINDING SITE FOR RESIDUE BPH M 1311
ChainResidue
MBCL1304
LPHE181
LLEU185
LLEU189
LLEU219
MGLY63
MLEU64
MPHE67
MALA125
MTRP129
MTHR146
MPHE150
MALA153
MALA273
MTHR277
MBCL1303

site_idBC6
Number of Residues16
DetailsBINDING SITE FOR RESIDUE BPH L 1286
ChainResidue
LALA96
LPHE97
LTRP100
LGLU104
LILE117
LALA120
LPHE121
LTYR148
LHIS153
LVAL241
LBCL1282
LBCL1288
MTYR210
MALA213
MLEU214
MTRP252

site_idBC7
Number of Residues14
DetailsBINDING SITE FOR RESIDUE U10 M 1312
ChainResidue
LPHE29
LGLY35
LTRP100
LHOH2028
MHIS219
MTHR222
MALA248
MALA249
MTRP252
MMET256
MASN259
MALA260
MILE265
MTRP268

site_idBC8
Number of Residues14
DetailsBINDING SITE FOR RESIDUE UQ2 L 1287
ChainResidue
LLEU189
LHIS190
LLEU193
LASP213
LPHE216
LTYR222
LSER223
LILE224
LGLY225
LTHR226
LILE229
LLEU232
LLDA1285
MLEU47

site_idBC9
Number of Residues19
DetailsBINDING SITE FOR RESIDUE BCL L 1288
ChainResidue
LPHE97
LALA124
LLEU131
LTRP156
LVAL157
LTYR162
LASN166
LPHE167
LHIS168
LHIS173
LALA176
LILE177
LPHE180
LSER244
LCYS247
LMET248
LBCL1282
LBPH1286
MBCL1304

site_idCC1
Number of Residues15
DetailsBINDING SITE FOR RESIDUE SPO M 1313
ChainResidue
MPHE67
MILE70
MGLY71
MTRP75
MPHE85
MSER119
MMET122
MTRP157
MGLY161
MPHE162
MTRP171
MVAL175
MTYR177
MHIS182
MBCL1303

site_idCC2
Number of Residues13
DetailsBINDING SITE FOR RESIDUE CDL M 1314
ChainResidue
HPHE23
HTYR30
HGOL1251
HHOH2003
LASN199
LPRO200
MGLY143
MLYS144
MHIS145
MTRP148
MARG267
MLEU278
MHOH2111

site_idCC3
Number of Residues6
DetailsBINDING SITE FOR RESIDUE PO4 L 1289
ChainResidue
HHIS126
HHOH2093
LGLU72
LTYR73
LLYS82
MTHR21

site_idCC4
Number of Residues3
DetailsBINDING SITE FOR RESIDUE HTO L 1290
ChainResidue
LGLN87
LTRP142
LHOH2110

site_idCC5
Number of Residues7
DetailsBINDING SITE FOR RESIDUE GOL H 1251
ChainResidue
HGLU34
HLYS62
HHOH2003
LASN199
LGOL1291
MARG267
MCDL1314

site_idCC6
Number of Residues7
DetailsBINDING SITE FOR RESIDUE GOL L 1291
ChainResidue
HTHR63
HPHE64
HGOL1251
LALA198
LASN199
LPRO200
LHOH2111

site_idCC7
Number of Residues3
DetailsBINDING SITE FOR RESIDUE GOL L 1292
ChainResidue
LGLY77
LALA78
LLEU80

site_idCC8
Number of Residues2
DetailsBINDING SITE FOR RESIDUE GOL M 1315
ChainResidue
LGLN62
MLDA1305

site_idCC9
Number of Residues2
DetailsBINDING SITE FOR RESIDUE GOL H 1252
ChainResidue
HALA25
HPHE56

site_idDC1
Number of Residues1
DetailsBINDING SITE FOR RESIDUE GOL H 1253
ChainResidue
HTRP21

site_idDC2
Number of Residues1
DetailsBINDING SITE FOR RESIDUE GOL H 1254
ChainResidue
HTRP21

Functional Information from PROSITE/UniProt
site_idPS00244
Number of Residues27
DetailsREACTION_CENTER Photosynthetic reaction center proteins signature. NlfynPfHglSiaflygsallfAmHGA
ChainResidueDetails
MASN195-ALA221
LASN166-ALA192

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues278
DetailsTransmembrane: {"description":"Helical"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues58
DetailsTopological domain: {"description":"Cytoplasmic","evidences":[{"source":"PubMed","id":"1645718","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues87
DetailsTopological domain: {"description":"Periplasmic","evidences":[{"source":"PubMed","id":"1645718","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues4
DetailsBinding site: {"description":"axial binding residue"}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues7
DetailsBinding site: {}
ChainResidueDetails

259351

PDB entries from 2026-09-09

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