7QG6: Regulator of nonsense transcripts 3A

Co-crystal structure of UPF3A-RRM-NOPS-L with UPF2-MIF4GIII. Determined by X-ray diffraction at 2.95 Å resolution. Released 20 Jul 2022.

Method
X-ray diffraction
Resolution
2.95 Å
Organism
Homo sapiens
Chains
8
Atoms
11,757
Mol. weight
234.97 kDa
Released
20 Jul 2022

Explore 7QG6 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

7QG6 contains 88 α-helices and 26 β-strands across 8 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: 5 helices, 6 β-strands

ElementResiduesLengthSheet
β-strand69-7573
α-helix81-888
β-strand94-10073
β-strand112-11873
α-helix124-1318
α-helix1341
β-strand135-13734
β-strand143-14534
β-strand147-15043
α-helix163-1653
α-helix175-18511
Chain B: 18 helices, 0 β-strands
ElementResiduesLengthSheet
α-helix770-7778
α-helix778-7825
α-helix788-7969
α-helix803-81412
α-helix816-8183
α-helix821-8233
α-helix824-83411
α-helix839-85921
α-helix862-8643
α-helix865-88016
α-helix886-89813
α-helix917-92913
α-helix930-9323
α-helix937-95721
α-helix9671
α-helix9691
α-helix970-98314
α-helix993-101119
Chain C: 6 helices, 6 β-strands
ElementResiduesLengthSheet
β-strand69-7571
α-helix81-877
α-helix891
α-helix91-933
β-strand94-10071
β-strand112-11871
α-helix124-1318
β-strand135-13732
β-strand143-14532
β-strand147-15041
α-helix171-1733
α-helix175-18410
Chain D: 17 helices, 0 β-strands
ElementResiduesLengthSheet
α-helix770-7778
α-helix778-7825
α-helix788-7969
α-helix803-81412
α-helix816-8183
α-helix821-8233
α-helix824-83411
α-helix839-85921
α-helix862-8643
α-helix865-88016
α-helix886-89813
α-helix917-92913
α-helix930-9323
α-helix937-95721
α-helix967-9693
α-helix970-98314
α-helix993-100917
Chain E: 5 helices, 6 β-strands
ElementResiduesLengthSheet
β-strand69-7355
α-helix81-877
β-strand94-10075
β-strand113-11865
α-helix123-1319
α-helix1341
β-strand135-13736
β-strand143-14536
β-strand147-15045
α-helix171-1733
α-helix175-18511
Chain F: 17 helices, 0 β-strands
ElementResiduesLengthSheet
α-helix770-78011
α-helix788-7969
α-helix803-81412
α-helix816-8183
α-helix821-8233
α-helix824-83411
α-helix841-85919
α-helix862-8643
α-helix865-88016
α-helix886-89813
α-helix917-92913
α-helix930-9323
α-helix937-95721
α-helix967-9693
α-helix970-98314
α-helix987-9904
α-helix993-101119
Chain G: 5 helices, 6 β-strands
ElementResiduesLengthSheet
β-strand69-7577
α-helix81-888
α-helix891
α-helix91-933
β-strand94-10077
β-strand112-11877
α-helix124-1285
β-strand135-13738
β-strand143-14538
β-strand147-15047
α-helix175-18410
Chain H: 15 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix770-78011
α-helix788-7969
α-helix803-81412
α-helix816-8183
α-helix821-8233
α-helix824-83411
α-helix839-85921
α-helix862-8643
α-helix865-88016
α-helix886-89813
β-strand90819
β-strand91119
α-helix917-92913
α-helix930-9323
α-helix937-95721
α-helix970-98314
α-helix993-100917

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Regulator of nonsense transcripts 3AA, C, E, Gprotein176Homo sapiensQ9H1J1 (AlphaFold model)
Regulator of nonsense transcripts 2B, D, F, Hprotein321Homo sapiensQ9HAU5 (AlphaFold model)
Sequence of entity 1 (A, C, E, G), FASTA
>7QG6_1 Regulator of nonsense transcripts 3A (chains A, C, E, G)
MSYYHHHHHHDYDIPTTENLYFQGAMDKPREEKRTALSKVVIRRLPPGLTKEQLEEQLRP
LPAHDYFEFFAADLSLYPHLYSRAYINFRNPDDILLFRDRFDGYIFLDSKGLEYPAVVEF
APFQKIAKKKLRKKDAKTGSIEDDPEYKKFLETYCVEEEKTSANPETLLGEMEAKT
Sequence of entity 2 (B, D, F, H), FASTA
>7QG6_2 Regulator of nonsense transcripts 2 (chains B, D, F, H)
MSYYHHHHHHDYDIPTTENLYFQGAMDEKTVKKKRPPLQEYVRKLLYKDLSKVTTEKVLR
QMRKLPWQDQEVKDYVICCMINIWNVKYNSIHCVANLLAGLVLYQEDVGIHVVDGVLEDI
RLGMEVNQPKFNQRRISSAKFLGELYNYRMVESAVIFRTLYSFTSFGVNPDGSPSSLDPP
EHLFRIRLVCTILDTCGQYFDRGSSKRKLDCFLVYFQRYVWWKKSLEVWTKDHPFPIDID
YMISDTLELLRPKIKLCNSLEESIRQVQDLEREFLIKLGLVNDKDSKDSMTEGENLEEDE
EEEEGGAETEEQSGNESEVNE

Primary citation

Structures of nonsense-mediated mRNA decay factors UPF3B and UPF3A in complex with UPF2 reveal molecular basis for competitive binding and for neurodevelopmental disorder-causing mutation. Bufton, J.C., Powers, K.T., Szeto, J.A. et al. Nucleic Acids Res (2022) 50:5934-5947. DOI 10.1093/nar/gkac421 · PubMed

Other PDB entries of the same protein (UniProt Q9H1J1 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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