Structure of PDB 7t4b Chain A

Receptor sequence
>7t4bA (length=297) Species: 2697049 (Severe acute respiratory syndrome coronavirus 2) [Search protein sequence]
RKMAFPSGKVEGCMVQVTCGTTTLNGLWLDDVVYCPRHVICTSEDMLNPN
YEDLLIRKSNHNFLVQAGNVQLRVIGHSMQNCVLKLKVDTANPKTPKYKF
VRIQPGQTFSVLACYNGSPSGVYQCAMRPNFTIKGSFLNGSCGSVGFNID
YDCVSFCYMHHMELPTGVHAGTDLEGNFYGPFVDRQTAQAAGTDTTITVN
VLAWLYAAVINGDRWFLNRFTTTLNDFNLVAMKYNYEPLTQDHVDILGPL
SAQTGIAVLDMCASLKELLQNGMNGRTILGSALLEDEFTPFDVVRQC
3D structure
PDB7t4b Structure-Guided Design of Potent Spirocyclic Inhibitors of Severe Acute Respiratory Syndrome Coronavirus-2 3C-like Protease.
ChainA
Resolution1.6 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 2.1.1.56: mRNA (guanine-N(7))-methyltransferase.
2.1.1.57: methyltransferase cap1.
2.7.7.48: RNA-directed RNA polymerase.
2.7.7.50: mRNA guanylyltransferase.
3.1.13.-
3.4.19.12: ubiquitinyl hydrolase 1.
3.4.22.-
3.4.22.69: SARS coronavirus main proteinase.
3.6.4.12: DNA helicase.
3.6.4.13: RNA helicase.
4.6.1.-
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 FWI A H41 F140 N142 C145 H163 H164 M165 E166 D187 Q189 T190 A191 H38 F137 N139 C142 H160 H161 M162 E163 D184 Q186 T187 A188
BS02 FZI A F140 N142 G143 C145 H163 H164 M165 E166 D187 Q189 T190 A191 F137 N139 G140 C142 H160 H161 M162 E163 D184 Q186 T187 A188
Gene Ontology
Molecular Function
GO:0008233 peptidase activity
Biological Process
GO:0019082 viral protein processing

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Molecular Function
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Biological Process
External links
PDB RCSB:7t4b, PDBe:7t4b, PDBj:7t4b
PDBsum7t4b
PubMed35638577
UniProtP0DTD1|R1AB_SARS2 Replicase polyprotein 1ab (Gene Name=rep)

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