Structure of PDB 1fnq Chain M Binding Site BS05
Receptor Information
>1fnq Chain M (length=302) Species:
1063
(Cereibacter sphaeroides) [
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AEYQNIFSQVQVRGPADLGMTEDVNLANRSGVGPFSTLLGWFGNAQLGPI
YLGSLGVLSLFSGLMWFFTIGIWFWYQAGWNPAVFLRDLFFFSLEPPAPE
YGLSFAAPLKEGGLWLIASFFMFVAVWSWWGRTYLRAQALGMGKHTAWAF
LSAIWLWMVLGFIRPILMGSWSEAVPYGIFSHLDWTNNFSLVHGNLFYNP
FHGLSIAFLYGSALLFAMHGATILAVSRFGGERELEQIADRGTAAERAAL
FWRWTMGFNATMEGIHRWAIWMAVLVTLTGGIGILLSGTVVDNWYVWGQN
HG
Ligand information
Ligand ID
BCL
InChI
InChI=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
InChIKey
DSJXIQQMORJERS-AGGZHOMASA-M
SMILES
Software
SMILES
OpenEye OEToolkits 2.0.7
CC[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 2.0.7
CCC1C(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
Formula
C55 H74 Mg N4 O6
Name
BACTERIOCHLOROPHYLL A
ChEMBL
DrugBank
DB01853
ZINC
PDB chain
1fnq Chain M Residue 802 [
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Receptor-Ligand Complex Structure
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PDB
1fnq
X-ray structure analyses of photosynthetic reaction center variants from Rhodobacter sphaeroides: structural changes induced by point mutations at position L209 modulate electron and proton transfer.
Resolution
2.6 Å
Binding residue
(original residue number in PDB)
M122 L156 T186 N187 S190 L196 F197 H202 S205 I206 Y210 G280 I284
Binding residue
(residue number reindexed from 1)
M122 L156 T186 N187 S190 L196 F197 H202 S205 I206 Y210 G280 I284
Annotation score
4
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
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Cellular Component
External links
PDB
RCSB:1fnq
,
PDBe:1fnq
,
PDBj:1fnq
PDBsum
1fnq
PubMed
11284681
UniProt
P0C0Y9
|RCEM_CERSP Reaction center protein M chain (Gene Name=pufM)
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