7S49

Crystal Structure of Inhibitor-bound Galactokinase

PDB DOI: https://doi.org/10.2210/pdb7S49/pdb

Classification: Transferase/Inhibitor
Organism(s): Homo sapiens
Expression System: Escherichia coli
Mutation(s): Yes

Deposited: 2021-09-08 Released: 2021-09-29
Deposition Author(s): Whitby, F.G.
Funding Organization(s): National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.20 Å
R-Value Free: 0.226
R-Value Work: 0.158
R-Value Observed: 0.160

wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

This is version 1.3 of the entry. See complete history.

Macromolecule Content

Total Structure Weight: 85.96 kDa
Atom Count: 6,267
Modelled Residue Count: 782
Deposited Residue Count: 784
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Galactokinase	A, B	392	Homo sapiens	Mutation(s): 2 Gene Names: GALK1, GALK EC: 2.7.1.6
UniProt & NIH Common Fund Data Resources
Find proteins for P51570 (Homo sapiens) Explore P51570 Go to UniProtKB: P51570
PHAROS: P51570 GTEx: ENSG00000108479
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P51570
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
4QI (Subject of Investigation/LOI) Query on 4QI Download Ideal Coordinates CCD File SDF format, chain D [auth A] SDF format, chain J [auth B] MOL2 format, chain D [auth A] MOL2 format, chain J [auth B]	D [auth A], J [auth B]	(4R)-2-[(1,3-benzoxazol-2-yl)amino]-4-(4-chloro-1H-pyrazol-5-yl)-4,6,7,8-tetrahydroquinazolin-5(1H)-one C₁₈ H₁₅ Cl N₆ O₂ ORBGGGFENULXFO-MRXNPFEDSA-N		Interactions Focus chain D [auth A] Focus chain J [auth B] Interactions & Density Focus chain D [auth A] Focus chain J [auth B]
GLA Query on GLA Download Ideal Coordinates CCD File SDF format, chain C [auth A] SDF format, chain I [auth B] MOL2 format, chain C [auth A] MOL2 format, chain I [auth B]	C [auth A], I [auth B]	alpha-D-galactopyranose C₆ H₁₂ O₆ WQZGKKKJIJFFOK-PHYPRBDBSA-N		Interactions Focus chain C [auth A] Focus chain I [auth B] Interactions & Density Focus chain C [auth A] Focus chain I [auth B]
PO4 Query on PO4 Download Ideal Coordinates CCD File SDF format, chain E [auth A] SDF format, chain F [auth A] SDF format, chain K [auth B] SDF format, chain G [auth A] MOL2 format, chain E [auth A] MOL2 format, chain F [auth A] MOL2 format, chain K [auth B] MOL2 format, chain G [auth A]	E [auth A], F [auth A], G [auth A], K [auth B]	PHOSPHATE ION O₄ P NBIIXXVUZAFLBC-UHFFFAOYSA-K		Interactions Focus chain E [auth A] Focus chain F [auth A] Focus chain G [auth A] Focus chain K [auth B] Interactions & Density Focus chain E [auth A] Focus chain F [auth A] Focus chain G [auth A] Focus chain K [auth B]
NA Query on NA Download Ideal Coordinates CCD File SDF format, chain L [auth B] SDF format, chain H [auth A] MOL2 format, chain L [auth B] MOL2 format, chain H [auth A]	H [auth A], L [auth B]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N		Interactions Focus chain H [auth A] Focus chain L [auth B] Interactions & Density Focus chain H [auth A] Focus chain L [auth B]