Structure of PDB 7krn Chain E Binding Site BS01

Receptor Information
>7krn Chain E (length=590) Species: 2697049 (Severe acute respiratory syndrome coronavirus 2) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
AVGACVLCNSQTSLRCGACIRRPFLCCKCCYDHVISTSHKLVLSVNPYVC
NAPGCDVTDVTQLYLGGMSYYCKSHKPPISFPLCANGQVFGLYKNTCVGS
DNVTDFNAIATCDWTNAGDYILANTCTERLKLFAAETLKATEETFKLSYG
IATVREVLSDRELHLSWEVGKPRPPLNRNYVFTGYRVTKNSKVQIGEYTF
EKGDYGDAVVYRGTTTYKLNVGDYFVLTSHTVMPLSAPTLVPQEHYVRIT
GLYPTLNISDEFSSNVANYQKVGMQKYSTLQGPPGTGKSHFAIGLALYYP
SARIVYTACSHAAVDALCEKALKYLPIDKCSRIIPARARVECFDKFKVNS
TLEQYVFCTVNALPETTADIVVFDEISMATNYDLSVVNARLRAKHYVYIG
DPAQLPAPRTLLTKGTLEPEYFNSVCRLMKTIGPDMFLGTCRRCPAEIVD
TVSALVYDNKLKAHKDKSAQCFKMFYKGVITHDVSSAINRPQIGVVREFL
TRNPAWRKAVFISPYNSQNAVASKILGLPTQTVDSSQGSEYDYVIFTQTT
ETAHSCNVNRFNVAITRAKVGILCIMSDRDLYDKLQFTSL
Ligand information
>7krn Chain T (length=43) [Search RNA sequence] [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
cccauguuaauagcuucuuaggagaaugacguagcaugcuacg
...........................................
Receptor-Ligand Complex Structure
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PDB7krn Structural basis for backtracking by the SARS-CoV-2 replication-transcription complex.
Resolution3.4 Å
Binding residue
(original residue number in PDB)		R178 N179 H230 S310 H311 P335 R339 N361 P408 T410 H482 S485 P514 Y515 T532 D534 H554
Binding residue
(residue number reindexed from 1)		R178 N179 H230 S310 H311 P335 R339 N361 P408 T410 H482 S485 P514 Y515 T532 D534 H554
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.-
Gene Ontology
Molecular Function
GO:0004386 helicase activity
GO:0005524 ATP binding
GO:0008270 zinc ion binding

View graph for
Molecular Function
External links
PDB RCSB:7krn, PDBe:7krn, PDBj:7krn
PDBsum7krn
PubMed33883267
UniProtP0DTD1|R1AB_SARS2 Replicase polyprotein 1ab (Gene Name=rep)

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