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6G19

CryoEM structure of the MDA5-dsRNA filament with 74-degree helical twist

Functional Information from GO Data
ChainGOidnamespacecontents
A0003677molecular_functionDNA binding
A0005524molecular_functionATP binding
A0016787molecular_functionhydrolase activity
Functional Information from PDB Data
site_idAC1
Number of Residues4
Detailsbinding site for residue ZN A 1101
ChainResidue
ACYS907
ACYS910
ACYS962
ACYS964

site_idAC2
Number of Residues10
Detailsbinding site for residue ANP A 1102
ChainResidue
ASER334
AGLY335
ALYS336
ATHR337
AARG338
AGLN308
AARG310
AGLN313
ATHR332
AGLY333

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues172
DetailsDomain: {"description":"Helicase C-terminal","evidences":[{"source":"PROSITE-ProRule","id":"PRU00542","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU01125","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine; by RIOK3","evidences":[{"source":"UniProtKB","id":"Q9BYX4","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

246704

PDB entries from 2025-12-24

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