Structure of PDB 7ubm Chain Q Binding Site BS03

Receptor Information
>7ubm Chain Q (length=163) Species: 2681611 (Escherichia phage Lambda) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
AGFGMAAFCGKHELSQNDKQKAINYLMQFAHKVSGKYRGVAKLEGNTKAK
VLQVLATFAYADYCRSAATPGARCRDCHGTGRAVDIAKTELWGRVVEKEC
GRCKGVGYSRMPASAAYRAVTMLIPNLTQPTWSRTVKPLYDALVVQCHKE
ESIADNILNAVTR
Ligand information
Ligand IDZN
InChIInChI=1S/Zn/q+2
InChIKeyPTFCDOFLOPIGGS-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Zn++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Zn+2]
FormulaZn
NameZINC ION
ChEMBLCHEMBL1236970
DrugBankDB14532
ZINC
PDB chain7ubm Chain Q Residue 1500 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB7ubm In transcription antitermination by Q lambda , NusA induces refolding of Q lambda to form a nozzle that extends the RNA polymerase RNA-exit channel.
Resolution3.13 Å
Binding residue
(original residue number in PDB)		C118 C121 C144 C147
Binding residue
(residue number reindexed from 1)		C74 C77 C100 C103
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0003677 DNA binding
GO:0008270 zinc ion binding
GO:0046872 metal ion binding
Biological Process
GO:0006353 DNA-templated transcription termination
GO:0006355 regulation of DNA-templated transcription
GO:0031564 transcription antitermination

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Molecular Function
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Biological Process
External links
PDB RCSB:7ubm, PDBe:7ubm, PDBj:7ubm
PDBsum7ubm
PubMed35951650
UniProtP03047|REGQ_LAMBD Antitermination protein Q (Gene Name=Q)

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