9U79 | pdb_00009u79

Crystal structure of MTAP from Aeropyrum pernix complex with MTA at 100K, Soaked in potassium phosphate pH7.0 with MTA

PDB DOI: https://doi.org/10.2210/pdb9U79/pdb

Classification: TRANSFERASE
Organism(s): Aeropyrum pernix K1
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2025-03-24 Released: 2026-03-25
Deposition Author(s): Iizuka, Y., Kikuchi, M., Yamauchi, T., Tsunoda, M.
Funding Organization(s): Not funded

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.19 Å
R-Value Free:
0.157 (Depositor), 0.156 (DCC)
R-Value Work:
0.130 (Depositor), 0.132 (DCC)

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 MTAP from Aeropyrum pernix complex with MTA at 100K, Soaked in potassium phosphate pH7.0 with MTA

Iizuka, Y., Kikuchi, M., Yamauchi, T., Tsunoda, M.

To be published.

Macromolecule Content

Total Structure Weight: 31.68 kDa
Atom Count: 2,360
Modeled Residue Count: 273
Deposited Residue Count: 275
Unique protein chains: 1

Macromolecules

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| 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
S-methyl-5'-thioadenosine phosphorylase	A	275	Aeropyrum pernix K1	Mutation(s): 0 Gene Names: mtnP EC: 2.4.2.28
UniProt
Find proteins for Q9YAQ8 (Aeropyrum pernix (strain ATCC 700893 / DSM 11879 / JCM 9820 / NBRC 100138 / K1)) Explore Q9YAQ8 Go to UniProtKB: Q9YAQ8
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	Q9YAQ8
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
MTA (Subject of Investigation/LOI) Query on MTA Download:Ideal Coordinates CCD File SDF format, chain C [auth A] MOL2 format, chain C [auth A] mmCIF format, chain C [auth A]	C [auth A]	5'-DEOXY-5'-METHYLTHIOADENOSINE C₁₁ H₁₅ N₅ O₃ S WUUGFSXJNOTRMR-IOSLPCCCSA-N		Interactions Focus chain C [auth A] Interactions & Density Focus chain C [auth A]
PGE Query on PGE Download:Ideal Coordinates CCD File SDF format, chain G [auth A] SDF format, chain E [auth A] MOL2 format, chain G [auth A] MOL2 format, chain E [auth A] mmCIF format, chain G [auth A] mmCIF format, chain E [auth A]	E [auth A], G [auth A]	TRIETHYLENE GLYCOL C₆ H₁₄ O₄ ZIBGPFATKBEMQZ-UHFFFAOYSA-N		Interactions Focus chain E [auth A] Focus chain G [auth A] Interactions & Density Focus chain E [auth A] Focus chain G [auth A]
PEG Query on PEG Download:Ideal Coordinates CCD File SDF format, chain D [auth A] SDF format, chain F [auth A] MOL2 format, chain D [auth A] MOL2 format, chain F [auth A] mmCIF format, chain D [auth A] mmCIF format, chain F [auth A]	D [auth A], F [auth A]	DI(HYDROXYETHYL)ETHER C₄ H₁₀ O₃ MTHSVFCYNBDYFN-UHFFFAOYSA-N		Interactions Focus chain D [auth A] Focus chain F [auth A] Interactions & Density Focus chain D [auth A] Focus chain F [auth A]
PO4 (Subject of Investigation/LOI) Query on PO4 Download:Ideal Coordinates CCD File SDF format, chain B [auth A] MOL2 format, chain B [auth A] mmCIF format, chain B [auth A]	B [auth A]	PHOSPHATE ION O₄ P NBIIXXVUZAFLBC-UHFFFAOYSA-K		Interactions Focus chain B [auth A] Interactions & Density Focus chain B [auth A]