9FVW: Aspartyl/Asparaginyl beta-hydroxylase

Aspartyl/Asparaginyl beta-hydroxylase (AspH) in complex with Fe, 2OG, SIN and hydroxylated product of Factor X peptide fragment (39mer-4Ser). Determined by X-ray diffraction at 1.9 Å resolution. Released 24 Dec 2025.

Method
X-ray diffraction
Resolution
1.9 Å
Organism
Homo sapiens
Chains
2
Atoms
3,848
Mol. weight
53.93 kDa
Ligands
SIN, FE, AKG
Released
24 Dec 2025

Explore 9FVW in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

9FVW contains 22 α-helices and 18 β-strands across 1 chain. 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: 22 helices, 18 β-strands

ElementResiduesLengthSheet
α-helix336-3405
α-helix342-35312
α-helix357-37014
α-helix375-39218
α-helix395-41016
α-helix416-43318
α-helix436-44914
α-helix454-46613
α-helix470-48314
α-helix488-50013
α-helix504-51714
α-helix525-53713
α-helix543-55210
β-strand56111
β-strand56512
β-strand575-57623
α-helix578-5814
α-helix584-5929
α-helix594-60714
α-helix609-6113
β-strand613-61423
β-strand620-62234
β-strand625-63283
β-strand635-63623
α-helix638-6436
α-helix645-6528
α-helix655-6584
β-strand664-67073
β-strand674-67964
β-strand68312
β-strand686-69493
β-strand700-70454
β-strand707-70934
β-strand71313
β-strand716-71943
β-strand72311
β-strand725-72954
β-strand735-74393
α-helix749-7546
α-helix756-7572

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Aspartyl/asparaginyl beta-hydroxylaseAprotein429Homo sapiensQ12797 (AlphaFold model)
Factor X light chainBprotein39Homo sapiensP00742 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>9FVW_1 Aspartyl/asparaginyl beta-hydroxylase (chains A)
KPKLLNKFDKTIKAELDAAEKLRKRGKIEEAVNAFKELVRKYPQSPRARYGKAQCEDDLA
EKRRSNEVLRGAIETYQEVASLPDVPADLLKLSLKRRSDRQQFLGHMRGSLLTLQRLVQL
FPNDTSLKNDLGVGYLLIGDNDNAKKVYEEVLSVTPNDGFAKVHYGFILKAQNKIAESIP
YLKEGIESGDPGTDDGRFYFHLGDAMQRVGNKEAYKWYELGHKRGHFASVWQRSLYNVNG
LKAQPWWTPKETGYTELVKSLERNWKLIRDEGLAVMDKAKGLFLPEDENLREKGDWSQFT
LWQQGRRNENACKGAPKTCTLLEKFPETTGCRRGQIKYSIMHPGTHVWPHTGPTNCRLRM
HLGLVIPKEGCKIRCANETKTWEEGKVLIFDDSFEHEVWQDASSFRLIFIVDVWHPELTP
QQRRSLPAI
Sequence of entity 2 (B), FASTA
>9FVW_2 Factor X light chain (chains B)
DGDQSETSPSQNQGKCKNGLGEYTCTSLEGFEGKNSELF

Ligands and cofactors

IDNameFormulaCopies
SINSuccinic acidC4 H6 O41
FEFE (III) ionFe1
AKG2-oxoglutaric acidC5 H6 O51

Primary citation

Structural basis of the promiscuity of the unusual Fe(II) and 2-oxoglutarate dependent human aspartate/asparagine-beta-hydroxylase. de Munnik, M., Brasnett, A., Zhou, T. et al. Nat Commun (2026) 17. DOI 10.1038/s41467-026-69425-w · PubMed

Other PDB entries of the same protein (UniProt Q12797 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

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