9HO1 | pdb_00009ho1

Room temperature structure of Aspartyl/Asparaginyl beta-hydroxylase (AspH) in complex with Fe, 2-oxoglutarate, and hydroxylated Factor X derived peptide fragment, 1.5 s O2 exposure

• PDB DOI: https://doi.org/10.2210/pdb9HO1/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Homo sapiens
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2024-12-11 Released: 2025-12-24 
• Deposition Author(s): de Munnik, M., Rabe, P., Brewitz, L., Brasnett, A., Zhou, T., Schofield, C.J., Kern, J.F.
• Funding Organization(s): Biotechnology and Biological Sciences Research Council (BBSRC), National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.85 Å
• R-Value Free: 
  0.221 (Depositor), 0.222 (DCC) 
• R-Value Work: 
  0.198 (Depositor), 0.200 (DCC) 
• R-Value Observed: 
  0.198 (Depositor) 

Starting Model: experimental

Literature

Room temperature structure of Aspartyl/Asparaginyl beta-hydroxylase (AspH) in complex with Fe, 2-oxoglutarate, and hydroxylated Factor X derived peptide fragment, 1.5 s O2 exposure

de Munnik, M., Rabe, P., Brewitz, L., Brasnett, A., Zhou, T., Schofield, C.J., Kern, J.F.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content 

• Total Structure Weight: 53.93 kDa 
• Atom Count: 3,672 
• Modeled Residue Count: 445 
• Deposited Residue Count: 468 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Aspartyl/asparaginyl beta-hydroxylase	A	429	Homo sapiens	Mutation(s): 0  Gene Names: ASPH, BAH EC: 1.14.11.16
UniProt & NIH Common Fund Data Resources
Find proteins for Q12797 (Homo sapiens) Explore Q12797  Go to UniProtKB:  Q12797
PHAROS:  Q12797 GTEx:  ENSG00000198363

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Factor X light chain	B	39	Homo sapiens	Mutation(s): 4  EC: 3.4.21.6
UniProt & NIH Common Fund Data Resources
Find proteins for P00742 (Homo sapiens) Explore P00742  Go to UniProtKB:  P00742
PHAROS:  P00742 GTEx:  ENSG00000126218

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
AKG	C [auth A]	2-OXOGLUTARIC ACID C5 H6 O5 KPGXRSRHYNQIFN-UHFFFAOYSA-N
SIN	D [auth A]	SUCCINIC ACID C4 H6 O4 KDYFGRWQOYBRFD-UHFFFAOYSA-N
FE	E [auth A]	FE (III) ION Fe VTLYFUHAOXGGBS-UHFFFAOYSA-N

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
BH2	B	L-PEPTIDE LINKING	C4 H7 N O5		ASP

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.85 Å
• R-Value Free:  0.221 (Depositor), 0.222 (DCC) 
• R-Value Work:  0.198 (Depositor), 0.200 (DCC) 
• R-Value Observed: 0.198 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 50.85	α = 90
b = 90.545	β = 90
c = 124.621	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
cctbx.xfel	data reduction
cctbx.xfel.merge	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-12-24 
Deposition Author(s): de Munnik, M., Rabe, P., Brewitz, L., Brasnett, A., Zhou, T., Schofield, C.J., Kern, J.F.

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Funding Organization	Location	Grant Number
Biotechnology and Biological Sciences Research Council (BBSRC)	United Kingdom	BB/V003291/1
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	1R35GM149528-01
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	GM110501
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	GM126289
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	GM117126

Revision History  

• Version 1.0: 2025-12-24
  Type: Initial release