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5E4F

The spring alpha-helix coordinates multiple modes of HCV NS3 helicase action

Functional Information from GO Data
ChainGOidnamespacecontents
A0004386molecular_functionhelicase activity
A0005524molecular_functionATP binding
B0004386molecular_functionhelicase activity
B0005524molecular_functionATP binding
Functional Information from PDB Data
site_idAC1
Number of Residues13
Detailsbinding site for residue ALF A 701
ChainResidue
ATHR206
AHOH837
AHOH839
AHOH854
AHOH897
AGLY207
ALYS210
AGLU291
AGLY417
AARG464
AARG467
AADP702
AMG703

site_idAC2
Number of Residues16
Detailsbinding site for residue ADP A 702
ChainResidue
AGLY207
ASER208
AGLY209
ALYS210
ASER211
ATHR212
ATYR241
ATHR419
AARG467
AGLY468
AALF701
AMG703
AHOH837
AHOH843
AHOH858
AHOH887

site_idAC3
Number of Residues6
Detailsbinding site for residue MG A 703
ChainResidue
ASER211
AALF701
AADP702
AHOH837
AHOH839
AHOH908

site_idAC4
Number of Residues13
Detailsbinding site for residue ALF B 701
ChainResidue
BTHR206
BGLY207
BLYS210
BGLU291
BGLY417
BARG464
BARG467
BADP702
BMG703
BHOH835
BHOH845
BHOH859
BHOH868

site_idAC5
Number of Residues15
Detailsbinding site for residue ADP B 702
ChainResidue
BGLY207
BSER208
BGLY209
BLYS210
BSER211
BTHR212
BGLY237
BTYR241
BTHR419
BARG467
BGLY468
BALF701
BMG703
BHOH832
BHOH859

site_idAC6
Number of Residues6
Detailsbinding site for residue MG B 703
ChainResidue
BSER211
BALF701
BADP702
BHOH823
BHOH845
BHOH859

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues152
DetailsDomain: {"description":"Helicase ATP-binding","evidences":[{"source":"PROSITE-ProRule","id":"PRU00541","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues22
DetailsRegion: {"description":"RNA-binding","evidences":[{"source":"UniProtKB","id":"P26663","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues6
DetailsMotif: {"description":"DECH box","evidences":[{"source":"UniProtKB","id":"Q99IB8","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues14
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00541","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"20080715","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

239803

PDB entries from 2025-08-06

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