3W5O: Human DNA ligase IV

Crystal Structure of Human DNA ligase IV. Determined by X-ray diffraction at 2.84 Å resolution. Released 3 Apr 2013.

Method
X-ray diffraction
Resolution
2.84 Å
Organism
Homo sapiens
Chains
2
Atoms
9,003
Mol. weight
142.4 kDa
Ligands
ATP
Released
3 Apr 2013

Explore 3W5O in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

3W5O contains 67 α-helices and 58 β-strands across 2 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 32 helices, 29 β-strands

ElementResiduesLengthSheet
β-strand1511
α-helix16-2712
α-helix32-5322
α-helix65-717
α-helix73-753
α-helix86-9712
α-helix104-1107
α-helix125-1339
α-helix139-1413
β-strand14411
α-helix145-16016
α-helix164-17613
α-helix180-19112
α-helix200-2078
α-helix211-2155
α-helix221-2277
α-helix246-2494
β-strand250-25342
α-helix256-2583
α-helix259-2624
β-strand268-27362
β-strand277-28483
β-strand287-29263
β-strand29713
α-helix299-3024
α-helix312-3154
α-helix316-3183
β-strand31914
β-strand325-336123
β-strand341-34333
α-helix3441
α-helix351-3566
β-strand361-372123
β-strand375-37623
α-helix382-3898
β-strand39314
β-strand39613
β-strand400-40233
α-helix403-4042
β-strand405-40842
α-helix411-42313
β-strand428-43252
α-helix436-4383
β-strand443-45082
β-strand462-47095
β-strand482-48875
α-helix489-4924
β-strand500-50785
α-helix513-52210
α-helix523-5253
β-strand527-52825
β-strand538-53925
β-strand547-54825
α-helix551-5533
β-strand556-56055
β-strand563-56646
β-strand574-57746
β-strand580-58565
α-helix590-5923
β-strand59515
α-helix596-6027
Chain B: 35 helices, 29 β-strands
ElementResiduesLengthSheet
α-helix10-123
β-strand1517
α-helix16-2712
α-helix32-5322
α-helix65-717
α-helix73-753
α-helix86-9712
α-helix104-1107
α-helix125-1339
α-helix139-1413
β-strand14417
α-helix145-16016
α-helix164-17613
α-helix180-19112
α-helix200-2078
α-helix211-2155
α-helix221-2277
α-helix234-2352
α-helix246-2494
β-strand250-25348
α-helix256-2583
α-helix259-2624
β-strand268-27258
β-strand277-28489
β-strand287-29269
β-strand29719
α-helix299-3024
α-helix312-3154
α-helix316-3183
β-strand319110
β-strand325-336129
β-strand341-34339
α-helix3441
α-helix351-3566
β-strand361-372129
β-strand375-37629
α-helix382-3898
β-strand393110
β-strand39619
β-strand400-40239
α-helix403-4042
β-strand405-40848
α-helix411-42313
β-strand429-43248
α-helix436-4383
β-strand443-45088
β-strand462-4711011
β-strand480-488911
α-helix489-4924
α-helix496-4972
β-strand500-507811
α-helix513-52210
α-helix523-5253
β-strand527-528211
β-strand538-539211
β-strand547-548211
α-helix551-5533
β-strand556-560511
β-strand563-566412
β-strand574-577412
β-strand580-585611
α-helix590-5923
β-strand595111
α-helix596-6027

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
DNA ligase 4A, Bprotein610Homo sapiensP49917 (AlphaFold model)
Sequence of entity 1 (A, B), FASTA
>3W5O_1 DNA ligase 4 (chains A, B)
TMAASQTSQTVASHVPFADLCSTLERIQKSKGRAEKIRHFREFLDSWRKFHDALHKNHKD
VTDSFYPAMRLILPQLERERMAYGIKETMLAKLYIELLNLPRDGKDALKLLNYRTPTGTH
GDAGDFAMIAYFVLKPRCLQKGSLTIQQVNDLLDSIASNNSAKRKDLIKKSLLQLITQSS
ALEQKWLIRMIIKDLKLGVSQQTIFSVFHNDAAELHNVTTDLEKVCRQLHDPSVGLSDIS
ITLFSAFKPMLAAIADIEHIEKDMKHQSFYIETKLDGERMQMHKDGDVYKYFSRNGYNYT
DQFGASPTEGSLTPFIHNAFKADIQICILDGEMMAYNPNTQTFMQKGTKFDIKRMVEDSD
LQTCYCVFDVLMVNNKKLGHETLRKRYEILSSIFTPIPGRIEIVQKTQAHTKNEVIDALN
EAIDKREEGIMVKQPLSIYKPDKRGEGWLKIKPEYVSGLMDELDILIVGGYWGKGSRGGM
MSHFLCAVAEKPPPGEKPSVFHTLSRVGSGCTMKELYDLGLKLAKYWKPFHRKAPPSSIL
CGTEKPEVYIEPCNSVIVQIKAAEIVPSDMYKTGCTLRFPRIEKIRDDKEWHECMTLDDL
EQLRGKASGK

Ligands and cofactors

IDNameFormulaCopies
ATPAdenosine-5'-triphosphateC10 H16 N5 O13 P32

Water and common crystallization additives (SO4) are not listed.

Primary citation

Structure of the catalytic region of DNA ligase IV in complex with an artemis fragment sheds light on double-strand break repair. Ochi, T., Gu, X., Blundell, T.L. Structure (2013) 21:672-679. DOI 10.1016/j.str.2013.02.014 · PubMed

Other PDB entries of the same protein (UniProt P49917 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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