Structure of PDB 1aij Chain L Binding Site BS01

Receptor Information
>1aij Chain L (length=281) Species: 1063 (Cereibacter sphaeroides) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ALLSFERKYRVPGGTLVGGNLFDFWVGPFYVGFFGVATFFFAALGIILIA
WSAVLQGTWNPQLISVYPPALEYGLGGAPLAKGGLWQIITICATGAFVSW
ALREVEICRKLGIGYHIPFAFAFAILAYLTLVLFRPVMMGAWGYAFPYGI
WTHLDWVSNTGYTYGNFHYNPAHMIAISFFFTNALALALHGALVLSAANP
EKGKEMRTPDHEDTFFRDLVGYSIGTLGIHRLGLLLSLSAVFFSALCMII
TGTIWFDQWVDWWQWWVKLPWWANIPGGING
Ligand information
Ligand IDBCL
InChIInChI=1S/C55H75N4O6.Mg/c1-13-39-34(7)41-29-46-48(38(11)60)36(9)43(57-46)27-42-35(8)40(52(58-42)50-51(55(63)64-12)54(62)49-37(10)44(59-53(49)50)28-45(39)56-41)23-24-47(61)65-26-25-33(6)22-16-21-32(5)20-15-19-31(4)18-14-17-30(2)3;/h25,27-32,34-35,39-40,51H,13-24,26H2,1-12H3,(H-,56,57,58,59,60,62);/q-1;+2/p-1/b33-25+;/t31-,32-,34-,35+,39-,40+,51-;/m1./s1
InChIKeyDSJXIQQMORJERS-AGGZHOMASA-M
SMILES
SoftwareSMILES
OpenEye OEToolkits 2.0.7CC[C@@H]1[C@H](C2=CC3=C(C(=C4[N-]3[Mg+2]56[N]2=C1C=C7[N-]5C8=C([C@H](C(=O)C8=C7C)C(=O)OC)C9=[N]6C(=C4)[C@H]([C@@H]9CCC(=O)OC/C=C(\C)/CCC[C@H](C)CCC[C@H](C)CCCC(C)C)C)C)C(=O)C)C
CACTVS 3.385[Mg++].CC[CH]1[CH](C)C2=Cc3[n-]c(C=C4N=C([CH](CCC(=O)OCC=C(C)CCC[CH](C)CCC[CH](C)CCCC(C)C)[CH]4C)C5=C6[N-]C(=CC1=N2)C(=C6C(=O)[CH]5C(=O)OC)C)c(C)c3C(C)=O
CACTVS 3.385[Mg++].CC[C@@H]1[C@@H](C)C2=Cc3[n-]c(C=C4N=C([C@@H](CCC(=O)OC\C=C(/C)CCC[C@H](C)CCC[C@H](C)CCCC(C)C)[C@@H]4C)C5=C6[N-]C(=CC1=N2)C(=C6C(=O)[C@@H]5C(=O)OC)C)c(C)c3C(C)=O
OpenEye OEToolkits 2.0.7CCC1C(C2=CC3=C(C(=C4[N-]3[Mg+2]56[N]2=C1C=C7[N-]5C8=C(C(C(=O)C8=C7C)C(=O)OC)C9=[N]6C(=C4)C(C9CCC(=O)OCC=C(C)CCCC(C)CCCC(C)CCCC(C)C)C)C)C(=O)C)C
FormulaC55 H74 Mg N4 O6
NameBACTERIOCHLOROPHYLL A
ChEMBL
DrugBankDB01853
ZINC
PDB chain1aij Chain L Residue 282 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1aij Light-induced structural changes in photosynthetic reaction center: implications for mechanism of electron-proton transfer.
Resolution2.2 Å
Binding residue
(original residue number in PDB)		F97 A124 I125 L131 V157 F167 H168 H173 I177 F180 S244 M248
Binding residue
(residue number reindexed from 1)		F97 A124 I125 L131 V157 F167 H168 H173 I177 F180 S244 M248
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0042314 bacteriochlorophyll binding
GO:0045156 electron transporter, transferring electrons within the cyclic electron transport pathway of photosynthesis activity
GO:0046872 metal ion binding
Biological Process
GO:0009772 photosynthetic electron transport in photosystem II
GO:0015979 photosynthesis
GO:0019684 photosynthesis, light reaction
Cellular Component
GO:0016020 membrane
GO:0030077 plasma membrane light-harvesting complex
GO:0042717 plasma membrane-derived chromatophore membrane

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Molecular Function
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Biological Process
View graph for
Cellular Component
External links
PDB RCSB:1aij, PDBe:1aij, PDBj:1aij
PDBsum1aij
PubMed9115209
UniProtP0C0Y8|RCEL_CERSP Reaction center protein L chain (Gene Name=pufL)

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