5TLK

COMPLEX BETWEEN HUMAN CD27 AND FAB FRAGMENTS OF ANTIBODIES M2177 AND H2191

• PDB DOI: https://doi.org/10.2210/pdb5TLK/pdb

• Classification: IMMUNE SYSTEM
• Organism(s): Mus musculus, Homo sapiens
• Expression System: Homo sapiens, unidentified baculovirus
• Mutation(s): No 


• Deposited: 2016-10-11 Released: 2017-02-08 
• Deposition Author(s): Teplyakov, A., Obmolova, G., Malia, T., Gilliland, G.L.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.70 Å
• R-Value Free: 0.263 
• R-Value Work: 0.213 
• R-Value Observed: 0.214 

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 5-mer - A2B1C1D1 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 5-mer - A2B2C1 

Biological assembly 1 assigned by authors.

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 5-mer - A2B1C1D1 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 5-mer - A2B2C1 

Biological assembly 2 assigned by authors.

Macromolecule Content

• Total Structure Weight: 218.12 kDa 
• Atom Count: 14,287 
• Modelled Residue Count: 1,858 
• Deposited Residue Count: 2,000 
• Unique protein chains: 5

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
M2177 LIGHT CHAIN	A, E	218	Mus musculus, Homo sapiens This entity is chimeric	Mutation(s): 0

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
M2177 HEAVY CHAIN	B, F	229	Mus musculus, Homo sapiens This entity is chimeric	Mutation(s): 0

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
H2191 LIGHT CHAIN	C, G	218	Mus musculus, Homo sapiens This entity is chimeric	Mutation(s): 0

Entity ID: 4
Molecule	Chains	Sequence Length	Organism	Details	Image
H2191 HEAVY CHAIN	D, H	226	Mus musculus, Homo sapiens This entity is chimeric	Mutation(s): 0

Entity ID: 5
Molecule	Chains	Sequence Length	Organism	Details	Image
CD27 antigen	I [auth X], J [auth Y]	109	Homo sapiens	Mutation(s): 0  Gene Names: CD27, TNFRSF7
UniProt & NIH Common Fund Data Resources
Find proteins for P26842 (Homo sapiens) Explore P26842  Go to UniProtKB:  P26842
PHAROS:  P26842 GTEx:  ENSG00000139193

Oligosaccharides

Help

Entity ID: 6
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	K [auth I], L [auth J]	2		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G42666HT GlyCosmos:  G42666HT GlyGen:  G42666HT

Small Molecules

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
PCA	B, F	L-PEPTIDE LINKING	C5 H7 N O3		GLN

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.70 Å
• R-Value Free: 0.263 
• R-Value Work: 0.213 
• R-Value Observed: 0.214 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 139.71	α = 90
b = 52.96	β = 109.52
c = 140.6	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XDS	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2017-02-08 
Deposition Author(s): Teplyakov, A., Obmolova, G., Malia, T., Gilliland, G.L.

Revision History  

• Version 1.0: 2017-02-08
  Type: Initial release
  
• Version 2.0: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Atomic model, Data collection, Derived calculations, Polymer sequence, Structure summary
• Version 2.1: 2023-10-04
  Changes: Data collection, Database references, Refinement description, Structure summary