8YGY

Structure of the KLK1 from Biortus.

• PDB DOI: https://doi.org/10.2210/pdb8YGY/pdb

• Classification: HYDROLASE
• Organism(s): Homo sapiens
• Expression System: Spodoptera frugiperda
• Mutation(s): No 


• Deposited: 2024-02-27 Released: 2024-03-13 
• Deposition Author(s): Wang, F., Cheng, W., Lv, Z., Meng, Q., Xu, Y.
• Funding Organization(s): Not funded

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free: 0.245 
• R-Value Work: 0.180 

Literature

Structure of the KLK1 from Biortus.

Wang, F., Cheng, W., Lv, Z., Meng, Q., Xu, Y.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors and generated by PISA (software)

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 27.23 kDa 
• Atom Count: 2,004 
• Modelled Residue Count: 238 
• Deposited Residue Count: 238 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Kallikrein-1	A	238	Homo sapiens	Mutation(s): 0  Gene Names: KLK1 EC: 3.4.21.35
UniProt & NIH Common Fund Data Resources
Find proteins for P06870 (Homo sapiens) Explore P06870  Go to UniProtKB:  P06870
PHAROS:  P06870 GTEx:  ENSG00000167748

Oligosaccharides

Help

Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
alpha-L-fucopyranose-(1-3)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose	B	3		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G04836KE GlyCosmos:  G04836KE GlyGen:  G04836KE

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	C [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
EDO	D [auth A], E [auth A], F [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free: 0.245 
• R-Value Work: 0.180 
• Space Group: P 2 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 45.708	α = 90
b = 68.59	β = 90
c = 80.458	γ = 90

Software Package:

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

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-03-13 
Deposition Author(s): Wang, F., Cheng, W., Lv, Z., Meng, Q., Xu, Y.

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Funding Organization	Location	Grant Number
Not funded		--

Revision History  

• Version 1.0: 2024-03-13
  Type: Initial release