5J0B

Structure of the immune receptor CD33 in complex with 6'-sialyllactose

PDB DOI: https://doi.org/10.2210/pdb5J0B/pdb

Classification: IMMUNE SYSTEM
Organism(s): Homo sapiens
Expression System: Homo sapiens
Mutation(s): Yes

Deposited: 2016-03-28 Released: 2017-04-05
Deposition Author(s): Dodd, R.B.
Funding Organization(s): Wellcome Trust

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.48 Å
R-Value Free: 0.251
R-Value Work: 0.229
R-Value Observed: 0.231

wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

This is version 2.1 of the entry. See complete history.

Literature

STRUCTURE OF LIGAND BOUND CD33 RECEPTOR ASSOCIATED WITH ALZHEIMER'S DISEASE

Dodd, R.B., Meadows, W., Qamar, S., Johnson, C.M., Kronenberg-Versteeg, D., St George-Hyslop, P.

To be published.

Macromolecule Content

Total Structure Weight: 104.52 kDa
Atom Count: 6,941
Modelled Residue Count: 848
Deposited Residue Count: 896
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Myeloid cell surface antigen CD33	A, B, C, D	224	Homo sapiens	Mutation(s): 1 Gene Names: CD33, SIGLEC3
UniProt & NIH Common Fund Data Resources
Find proteins for P20138 (Homo sapiens) Explore P20138 Go to UniProtKB: P20138
PHAROS: P20138 GTEx: ENSG00000105383
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P20138
Sequence Annotations Expand
Reference Sequence

Oligosaccharides

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Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
N-acetyl-alpha-neuraminic acid-(2-6)-beta-D-galactopyranose	E, F, G	2		N/A	Interactions Focus chain E Focus chain F Focus chain G Interactions & Density Focus chain E Focus chain F Focus chain G
Glycosylation Resources
GlyTouCan: G63069TR GlyCosmos: G63069TR GlyGen: G63069TR

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
NAG Query on NAG Download Ideal Coordinates CCD File SDF format, chain H [auth A] SDF format, chain I [auth A] SDF format, chain J [auth A] SDF format, chain K [auth B] SDF format, chain L [auth B] SDF format, chain M [auth B] SDF format, chain N [auth C] SDF format, chain O [auth C] SDF format, chain P [auth C] SDF format, chain S [auth D] SDF format, chain T [auth D] SDF format, chain U [auth D] MOL2 format, chain H [auth A] MOL2 format, chain I [auth A] MOL2 format, chain J [auth A] MOL2 format, chain K [auth B] MOL2 format, chain L [auth B] MOL2 format, chain M [auth B] MOL2 format, chain N [auth C] MOL2 format, chain O [auth C] MOL2 format, chain P [auth C] MOL2 format, chain S [auth D] MOL2 format, chain T [auth D] MOL2 format, chain U [auth D]	H [auth A] I [auth A] J [auth A] K [auth B] L [auth B] H [auth A], I [auth A], J [auth A], K [auth B], L [auth B], M [auth B], N [auth C], O [auth C], P [auth C], S [auth D], T [auth D], U [auth D]	2-acetamido-2-deoxy-beta-D-glucopyranose C₈ H₁₅ N O₆ OVRNDRQMDRJTHS-FMDGEEDCSA-N		Interactions Focus chain H [auth A] Focus chain I [auth A] Focus chain J [auth A] Focus chain K [auth B] Focus chain L [auth B] Focus chain M [auth B] Focus chain N [auth C] Focus chain O [auth C] Focus chain P [auth C] Focus chain S [auth D] Focus chain T [auth D] Focus chain U [auth D] Interactions & Density Focus chain H [auth A] Focus chain I [auth A] Focus chain J [auth A] Focus chain K [auth B] Focus chain L [auth B] Focus chain M [auth B] Focus chain N [auth C] Focus chain O [auth C] Focus chain P [auth C] Focus chain S [auth D] Focus chain T [auth D] Focus chain U [auth D]
PG0 Query on PG0 Download Ideal Coordinates CCD File SDF format, chain Q [auth C] SDF format, chain R [auth C] MOL2 format, chain Q [auth C] MOL2 format, chain R [auth C]	Q [auth C], R [auth C]	2-(2-METHOXYETHOXY)ETHANOL C₅ H₁₂ O₃ SBASXUCJHJRPEV-UHFFFAOYSA-N		Interactions Focus chain Q [auth C] Focus chain R [auth C] Interactions & Density Focus chain Q [auth C] Focus chain R [auth C]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.48 Å
R-Value Free: 0.251
R-Value Work: 0.229
R-Value Observed: 0.231
Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 64.49	α = 90
b = 123.68	β = 90
c = 141.6	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
xia2	data reduction
XSCALE	data scaling
XDS	data reduction
PHASER	phasing

Structure Validation

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Ligand Structure Quality Assessment

Entry History & Funding Information

Deposition Data

Released Date: 2017-04-05

Deposition Author(s):

Dodd, R.B.

Funding Organization	Location	Grant Number
Wellcome Trust	United Kingdom	RG47376

Revision History (Full details and data files)

Version 1.0: 2017-04-05
Type: Initial release
Version 2.0: 2020-07-29
Type: Remediation
Reason: Carbohydrate remediation
Changes: Advisory, Atomic model, Data collection, Derived calculations, Structure summary
Version 2.1: 2024-01-10
Changes: Data collection, Database references, Derived calculations, Refinement description, Structure summary

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Help and Resources

5J0B

Structure of the immune receptor CD33 in complex with 6'-sialyllactose

STRUCTURE OF LIGAND BOUND CD33 RECEPTOR ASSOCIATED WITH ALZHEIMER'S DISEASE

Entity ID: 1

UniProt & NIH Common Fund Data Resources

Entity Groups

Sequence Annotations

Expand

Entity ID: 2

Glycosylation Resources

Experimental Data

Structure Validation

Ligand Structure Quality Assessment

Deposition Data

Revision History (Full details and data files)