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4O3M

Ternary complex of Bloom's syndrome helicase

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0003676molecular_functionnucleic acid binding
A0004386molecular_functionhelicase activity
A0005524molecular_functionATP binding
A0006260biological_processDNA replication
A0006281biological_processDNA repair
A0006310biological_processDNA recombination
A0043138molecular_function3'-5' DNA helicase activity
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE CA A 1301
ChainResidue
AADP1303
AHOH1403
AHOH1404
AHOH1443

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 1302
ChainResidue
ACYS1036
ACYS1055
ACYS1063
ACYS1066

site_idAC3
Number of Residues18
DetailsBINDING SITE FOR RESIDUE ADP A 1303
ChainResidue
AASN667
AARG669
AGLN672
APRO690
ATHR691
AGLY692
AGLY693
AGLY694
ALYS695
ASER696
AASN1242
AASP1264
ACA1301
AHOH1402
AHOH1403
AHOH1405
AHOH1408
ALEU665

site_idAC4
Number of Residues5
DetailsBINDING SITE FOR RESIDUE EDO A 1304
ChainResidue
ATHR691
AGLY692
AARG859
AASN861
AGLY981

site_idAC5
Number of Residues6
DetailsBINDING SITE FOR RESIDUE EDO A 1305
ChainResidue
AHIS660
AGLY664
AHIS666
ALEU1261
AVAL1266
AHOH1420

site_idAC6
Number of Residues4
DetailsBINDING SITE FOR RESIDUE EDO A 1306
ChainResidue
ALYS787
ALEU788
ALEU789
ASER823

site_idAC7
Number of Residues6
DetailsBINDING SITE FOR RESIDUE EDO A 1307
ChainResidue
AHIS641
APRO850
AGLN851
AVAL852
AALA1276
AGLN1283

site_idAC8
Number of Residues3
DetailsBINDING SITE FOR RESIDUE EDO A 1308
ChainResidue
AARG836
AASP840
AGLU1224

site_idAC9
Number of Residues5
DetailsBINDING SITE FOR RESIDUE EDO A 1309
ChainResidue
AASN936
AGLY1230
ALYS1231
AVAL1235
AHOH1419

site_idBC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE EDO A 1310
ChainResidue
ALYS653
AMET656
ALYS657
AHIS660

site_idBC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE EDO A 1311
ChainResidue
AASN1048
ALYS1284
ATRP1288
AHOH1441

Functional Information from PROSITE/UniProt
site_idPS00690
Number of Residues10
DetailsDEAH_ATP_HELICASE DEAH-box subfamily ATP-dependent helicases signature. ArFVIDEAHC
ChainResidueDetails
AALA790-CYS799

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues3
DetailsRegion: {"description":"3' overhang DNA-binding","evidences":[{"source":"PubMed","id":"25901030","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues17
DetailsRegion: {"description":"3' overhang DNA-binding","evidences":[{"source":"PubMed","id":"24816114","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25901030","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4CGZ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4O3M","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues17
DetailsRegion: {"description":"Necessary for ssDNA and DNA Holliday junction binding","evidences":[{"source":"PubMed","id":"20639533","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues3
DetailsMotif: {"description":"DEAH box"}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues12
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"24816114","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25901030","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4CDG","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4CGZ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4O3M","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"25901030","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4CDG","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4CGZ","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues2
DetailsSite: {"description":"3' overhang DNA-binding","evidences":[{"source":"PubMed","id":"25901030","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues1
DetailsSite: {"description":"3' overhang DNA-binding; via amide nitrogen","evidences":[{"source":"PubMed","id":"24816114","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25901030","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4CGZ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4O3M","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues3
DetailsSite: {"description":"3' overhang DNA-binding","evidences":[{"source":"PubMed","id":"24816114","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25901030","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4CGZ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4O3M","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues1
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"19608861","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues3
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2)","evidences":[{"source":"PubMed","id":"28112733","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

247536

PDB entries from 2026-01-14

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