9PGX | pdb_00009pgx

Crystal structure of STEAP2 N-domain soaked with NADP+

PDB DOI: https://doi.org/10.2210/pdb9PGX/pdb

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

Deposited: 2025-07-08 Released: 2025-10-29
Deposition Author(s): Shin, I., Liu, A.
Funding Organization(s): National Institutes of Health/National Cancer Institute (NIH/NCI)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.46 Å
R-Value Free:
0.183 (Depositor), 0.183 (DCC)
R-Value Work:
0.159 (Depositor), 0.159 (DCC)
R-Value Observed:
0.160 (Depositor)

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

This is version 1.0 of the entry. See complete history.

Literature

Crystal Structure of STEAP2 N-Domain with Its Bound NADPH Redox State Validated by Single-Crystal Spectroscopy

Shin, I., Liu, A.

To be published.

Macromolecule Content

Total Structure Weight: 21.52 kDa
Atom Count: 1,707
Modeled Residue Count: 179
Deposited Residue Count: 182
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Metalloreductase STEAP2	A	182	Homo sapiens	Mutation(s): 3 Gene Names: STEAP2, PCANAP1, STAMP1, UNQ6507/PRO23203 EC: 1.16.1
UniProt & NIH Common Fund Data Resources
Find proteins for Q8NFT2 (Homo sapiens) Explore Q8NFT2 Go to UniProtKB: Q8NFT2
PHAROS: Q8NFT2 GTEx: ENSG00000157214
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	Q8NFT2
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
NDP (Subject of Investigation/LOI) Query on NDP Download Ideal Coordinates CCD File SDF format, chain D [auth A] MOL2 format, chain D [auth A] mmCIF format, chain D [auth A]	D [auth A]	NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE C₂₁ H₃₀ N₇ O₁₇ P₃ ACFIXJIJDZMPPO-NNYOXOHSSA-N		Interactions Focus chain D [auth A] Interactions & Density Focus chain D [auth A]
SO4 Query on SO4 Download Ideal Coordinates CCD File SDF format, chain H [auth A] SDF format, chain G [auth A] SDF format, chain F [auth A] SDF format, chain E [auth A] MOL2 format, chain H [auth A] MOL2 format, chain G [auth A] MOL2 format, chain F [auth A] MOL2 format, chain E [auth A] mmCIF format, chain H [auth A] mmCIF format, chain G [auth A] mmCIF format, chain F [auth A] mmCIF format, chain E [auth A]	E [auth A], F [auth A], G [auth A], H [auth A]	SULFATE ION O₄ S QAOWNCQODCNURD-UHFFFAOYSA-L		Interactions Focus chain E [auth A] Focus chain F [auth A] Focus chain G [auth A] Focus chain H [auth A] Interactions & Density Focus chain E [auth A] Focus chain F [auth A] Focus chain G [auth A] Focus chain H [auth A]
EDO Query on EDO Download Ideal Coordinates CCD File SDF format, chain C [auth A] SDF format, chain B [auth A] MOL2 format, chain C [auth A] MOL2 format, chain B [auth A] mmCIF format, chain C [auth A] mmCIF format, chain B [auth A]	B [auth A], C [auth A]	1,2-ETHANEDIOL C₂ H₆ O₂ LYCAIKOWRPUZTN-UHFFFAOYSA-N		Interactions Focus chain B [auth A] Focus chain C [auth A] Interactions & Density Focus chain B [auth A] Focus chain C [auth A]