7YA8: IpaH2.5 LRR domain

The crystal structure of IpaH2.5 LRR domain. Determined by X-ray diffraction at 3.4 Å resolution. Released 8 Feb 2023.

Method
X-ray diffraction
Resolution
3.4 Å
Organism
Shigella flexneri 5a
Chains
2
Atoms
3,810
Mol. weight
54.67 kDa
Released
8 Feb 2023

Explore 7YA8 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

7YA8 contains 13 α-helices and 20 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: 8 helices, 10 β-strands

ElementResiduesLengthSheet
α-helix38-5013
α-helix58-7013
β-strand75-7731
β-strand95-9731
β-strand115-11731
β-strand135-13731
α-helix146-1483
β-strand155-15731
α-helix167-1704
β-strand175-17731
α-helix187-1904
β-strand195-19731
α-helix207-2104
β-strand215-21731
α-helix228-2325
β-strand238-24031
α-helix248-25811
β-strand267-26931
Chain B: 5 helices, 10 β-strands
ElementResiduesLengthSheet
α-helix34-5017
α-helix58-7013
β-strand75-7732
β-strand95-9732
β-strand115-11732
β-strand135-13732
β-strand155-15732
α-helix167-1704
β-strand175-17732
β-strand195-19732
β-strand215-21732
α-helix228-2325
β-strand238-24032
α-helix248-25912
β-strand267-26932

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
RING-type E3 ubiquitin transferaseA, Bprotein243Shigella flexneri 5aA0A0H2USC0 (AlphaFold model)
Sequence of entity 1 (A, B), FASTA
>7YA8_1 RING-type E3 ubiquitin transferase (chains A, B)
GPLGSCNEYYLKVWSEWEKNGTPGEQRNIAFNRLKICLQNQEAELNLSELDLKTLPDLPP
QITTLEIRKNLLTHLPDLPPMLKVIHAQFNQLESLPALPETLEELNAGDNKIKELPFLPE
NLTHLRVHNNRLHILPLLPPELKLLVVSGNRLDSIPPFPDKLEGLALANNFIEQLPELPF
SMNRAVLMNNNLTTLPESVLRLAQNAFVNVAGNPLSGHTMRTLQQITTGPDYSGPRIFFS
MGN

Primary citation

Structural insight into the recognition of the linear ubiquitin assembly complex by Shigella E3 ligase IpaH1.4/2.5. Hiragi, K., Nishide, A., Takagi, K. et al. J Biochem (2023) 173:317-326. DOI 10.1093/jb/mvac109 · PubMed

Other PDB entries of the same protein (UniProt A0A0H2USC0 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

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