5DKA: E3 ubiquitin-protein ligase RNF125

A C2HC zinc finger is essential for the activity of the RING ubiquitin ligase RNF125. Determined by X-ray diffraction at 1.55 Å resolution. Released 27 Jul 2016.

Method
X-ray diffraction
Resolution
1.55 Å
Organism
Homo sapiens
Chains
2
Atoms
1,653
Mol. weight
53.54 kDa
Ligands
MG, ZN
Released
27 Jul 2016

Explore 5DKA in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

5DKA contains 12 α-helices and 18 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.

Chains A and B: 6 helices, 9 β-strands

ElementResiduesLengthSheet
β-strand3611
β-strand4311
α-helix441
β-strand47-4932
β-strand55-5732
α-helix58-6710
β-strand7113
β-strand7813
β-strand84-8522
α-helix87-937
β-strand97-9934
β-strand106-10834
α-helix109-1113
α-helix112-1187
α-helix120-1267

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
E3 ubiquitin-protein ligase RNF125A, Bprotein232Homo sapiensQ96EQ8 (AlphaFold model)
Sequence of entity 1 (A, B), FASTA
>5DKA_1 E3 ubiquitin-protein ligase RNF125 (chains A, B)
MGSVLSTDSGKSAPASATARALERRRDPELPVTSFDCAVCLEVLHQPVRTRCGHVFCRSC
IATSLKNNKWTCPYCRAYLPSEGVPATDVAKRMKSEYKNCAECDTLVCLSEMRAHIRTCQ
KYIDKYGPLQELEETAARCVCPFCQRELYEDSLLDHCITHHRSERRPVFCPLCRLIPDEN
PSSFSGSLIRHLQVSHTLFYDDFIDFNIIEEALIRRVLDRSLLEYVNHSNTT

Ligands and cofactors

IDNameFormulaCopies
MGMagnesium ionMg1
ZNZinc ionZn6

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

Primary citation

A C2HC zinc finger is essential for the RING-E2 interaction of the ubiquitin ligase RNF125. Bijlmakers, M.J., Teixeira, J.M., Boer, R. et al. Sci Rep (2016) 6:29232-29232. DOI 10.1038/srep29232 · PubMed

Other PDB entries of the same protein (UniProt Q96EQ8 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

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