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6ZNQ

Crystal Structure of DUF1998 helicase MrfA bound to DNA and AMPPNP

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0003676molecular_functionnucleic acid binding
A0004386molecular_functionhelicase activity
A0005524molecular_functionATP binding
A0005634cellular_componentnucleus
A0006289biological_processnucleotide-excision repair
A0016787molecular_functionhydrolase activity
A0036297biological_processinterstrand cross-link repair
A0043138molecular_function3'-5' DNA helicase activity
B0000166molecular_functionnucleotide binding
B0003676molecular_functionnucleic acid binding
B0004386molecular_functionhelicase activity
B0005524molecular_functionATP binding
B0005634cellular_componentnucleus
B0006289biological_processnucleotide-excision repair
B0016787molecular_functionhydrolase activity
B0036297biological_processinterstrand cross-link repair
B0043138molecular_function3'-5' DNA helicase activity
Functional Information from PDB Data
site_idAC1
Number of Residues4
Detailsbinding site for residue ZN A 801
ChainResidue
ACYS718
ACYS720
ACYS724
ACYS727

site_idAC2
Number of Residues5
Detailsbinding site for residue CIT A 802
ChainResidue
AARG417
AGLU420
ASER421
AARG423
AHIS655

site_idAC3
Number of Residues13
Detailsbinding site for residue ANP A 803
ChainResidue
AGLY51
AILE52
AGLU54
ATYR56
AGLN59
APRO77
ATHR78
AALA79
ASER80
AGLY81
ALYS82
ATHR83
AGLY357

site_idAC4
Number of Residues4
Detailsbinding site for residue ZN B 801
ChainResidue
BCYS718
BCYS720
BCYS724
BCYS727

site_idAC5
Number of Residues11
Detailsbinding site for residue ANP B 802
ChainResidue
BILE52
BGLU54
BTYR56
BGLN59
BPRO77
BTHR78
BALA79
BSER80
BGLY81
BLYS82
BTHR83

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues360
DetailsDomain: {"description":"Helicase ATP-binding","evidences":[{"source":"PROSITE-ProRule","id":"PRU00541","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues308
DetailsDomain: {"description":"Helicase C-terminal","evidences":[{"source":"PROSITE-ProRule","id":"PRU00542","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues6
DetailsMotif: {"description":"DEVH box"}
ChainResidueDetails

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

247947

PDB entries from 2026-01-21

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