Structure of PDB 7r1f Chain B Binding Site BS04

Receptor Information
>7r1f Chain B (length=728) Species: 1601067 (Influenza B virus (B/Memphis/13/2003)) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GMNINPYFLFIDVPIQAAISTTFPYTGVPPYSHGTGTGYTIDTVIRTHEY
SNKGKQYISDVTGCTMVDPTNGPLPEDNEPSAYAQLDCVLEALDRMDEEH
PGLFQAASQNAMETLMVTTVDKLTQGRQTFDWTVCRNQPAATALNTTITS
FRLNDLNGADKGGLIPFCQDIIDSLDRPEMTFFSVKNIKKKLPAFLIKRI
PMKVKDKITKVEYIKRALSLNTMTKDAERGKLKRRAIATAGIQIRGFVLV
VENLAKNICENLEQSGLPVGGNEKKAKLSNAVAKMLSNCPPGGISMTVTG
DNTKWNECLNPRIFLAMTERITRDSPIWFRDFCSIAPVLFSNKIARLGKG
FMITSKTKRLKAQIPCPDLFSIPLERYNEETRAKLKKLKPFFNEEGTASL
SPGMMMGMFNMLSTVLGVAALGIKNIGNKEYLWDGLQSSDDFALFVNAKD
EETCMEGINDFYRTCKLLGINMSKKKSYCNETGMFEFTSMFYRDGFVSNF
AMELPSFGVAGVNESADMAIGMTIIKNNMINNGMGPATAQTAIQLFIADY
RYTYKCHRGDSKVEGKRMKIIKELWENTKGRDGLLVADGGPNIYNLRNLH
IPEIVLKYNLMDPEYKGRLLHPQNPFVGHLSIMDYDAVSGTHSWRTKRNR
SILNTDQRNMILEEQCYAKCCNLFEACFNSASYRKPVGQHSMLEAMAHRL
RMDARLDYESGRMSKDDFEKAMAHLGEI
Ligand information
Ligand IDMG
InChIInChI=1S/Mg/q+2
InChIKeyJLVVSXFLKOJNIY-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Mg+2]
CACTVS 3.341[Mg++]
FormulaMg
NameMAGNESIUM ION
ChEMBL
DrugBankDB01378
ZINC
PDB chain7r1f Chain B Residue 801 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB7r1f Direct observation of backtracking by influenza A and B polymerases upon consecutive incorporation of the nucleoside analog T1106.
Resolution2.58 Å
Binding residue
(original residue number in PDB)		D305 N306 D444
Binding residue
(residue number reindexed from 1)		D301 N302 D440
Annotation score1
Enzymatic activity
Enzyme Commision number 2.7.7.48: RNA-directed RNA polymerase.
Gene Ontology
Molecular Function
GO:0000166 nucleotide binding
GO:0003723 RNA binding
GO:0003968 RNA-dependent RNA polymerase activity
GO:0034062 5'-3' RNA polymerase activity
GO:0046872 metal ion binding
Biological Process
GO:0001172 RNA-templated transcription
GO:0006351 DNA-templated transcription
GO:0019083 viral transcription
GO:0039523 symbiont-mediated suppression of host mRNA transcription via inhibition of RNA polymerase II activity
GO:0039694 viral RNA genome replication
Cellular Component
GO:0030430 host cell cytoplasm
GO:0042025 host cell nucleus

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:7r1f, PDBe:7r1f, PDBj:7r1f
PDBsum7r1f
PubMed36596301
UniProtQ5V8Y6

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