3WYP | pdb_00003wyp

Crystal structure of wild-type core streptavidin in complex with D-biotin/biotin-D-sulfoxide at 1.3 A resolution


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.30 Å
  • R-Value Free: 
    0.179 (Depositor), 0.187 (DCC) 
  • R-Value Work: 
    0.131 (Depositor), 0.142 (DCC) 
  • R-Value Observed: 
    0.133 (Depositor) 

Starting Model: experimental
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Ligand Structure Quality Assessment 


This is version 1.2 of the entry. See complete history

Literature

Crystal structure of streptavidin mutant with low immunogenicity.

Kawato, T.Mizohata, E.Meshizuka, T.Doi, H.Kawamura, T.Matsumura, H.Yumura, K.Tsumoto, K.Kodama, T.Inoue, T.Sugiyama, A.

(2015) J Biosci Bioeng 119: 642-647

  • DOI: https://doi.org/10.1016/j.jbiosc.2014.10.025
  • Primary Citation Related Structures: 
    3WYP, 3WYQ

  • PubMed Abstract: 

    We previously created a low-immunogenic core streptavidin mutant No. 314 (LISA-314) by replacing six amino-acid residues for use as a delivery tool for an antibody multistep pre-targeting process (Yumura et al., Protein Sci., 22, 213-221, 2013). Here, we performed high-resolution X-ray structural analyses of LISA-314 and wild-type streptavidin to investigate the effect of substitutions on the protein function and the three-dimensional structure. LISA-314 forms a tetramer in the same manner as wild-type streptavidin. The binding mode of d-biotin in LISA-314 is also completely identical to that in wild-type streptavidin, and conformational changes were observed mostly at the side chains of substituted sites. Any large conformational changes corresponding to the reduction of B factors around the substituted sites were not observed. These results demonstrated the LISA-314 acquired low immunogenicity without losing structural properties of original wild-type streptavidin.


  • Organizational Affiliation
    • Division of Applied Chemistry, Graduate School of Engineering, Osaka University, 2-1 Yamadaoka, Suita, Osaka 565-0871, Japan.

Macromolecule Content 

  • Total Structure Weight: 55.25 kDa 
  • Atom Count: 4,313 
  • Modeled Residue Count: 486 
  • Deposited Residue Count: 508 
  • Unique protein chains: 1

Macromolecules

Find similar proteins by:|  3D Structure
Entity ID: 1
MoleculeChains  Sequence LengthOrganismDetailsImage
StreptavidinA,
B,
C [auth D],
D [auth C]
127Streptomyces avidiniiMutation(s): 0 
UniProt
Find proteins for P22629 (Streptomyces avidinii)
Explore P22629 
Go to UniProtKB:  P22629
Entity Groups
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP22629
Sequence Annotations
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Reference Sequence

Small Molecules

Ligands 4 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
BSO

Query on BSO



Download:Ideal Coordinates CCD File
I [auth B],
Q [auth C]
BIOTIN-D-SULFOXIDE
C10 H16 N2 O4 S
KCSKCIQYNAOBNQ-OKPRWBIXSA-N
BTN

Query on BTN



Download:Ideal Coordinates CCD File
E [auth A],
M [auth D]
BIOTIN
C10 H16 N2 O3 S
YBJHBAHKTGYVGT-ZKWXMUAHSA-N
SO4

Query on SO4



Download:Ideal Coordinates CCD File
L [auth B],
T [auth C]
SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
GOL

Query on GOL



Download:Ideal Coordinates CCD File
F [auth A]
G [auth A]
H [auth A]
J [auth B]
K [auth B]
F [auth A],
G [auth A],
H [auth A],
J [auth B],
K [auth B],
N [auth D],
O [auth D],
P [auth D],
R [auth C],
S [auth C]
GLYCEROL
C3 H8 O3
PEDCQBHIVMGVHV-UHFFFAOYSA-N
Binding Affinity Annotations 
IDSourceBinding Affinity
BTN BindingDB:  3WYP Kd: 0 (nM) from 1 assay(s)
ΔG: min: -1.23e+2, max: -6.69e+1 (kJ/mol) from 12 assay(s)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.30 Å
  • R-Value Free:  0.179 (Depositor), 0.187 (DCC) 
  • R-Value Work:  0.131 (Depositor), 0.142 (DCC) 
  • R-Value Observed: 0.133 (Depositor) 
Space Group: P 1 21 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 50.354α = 90
b = 97.696β = 112.29
c = 52.57γ = 90
Software Package:
Software NamePurpose
BSSdata collection
PHASERphasing
REFMACrefinement
HKL-2000data reduction
HKL-2000data scaling

Structure Validation

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Ligand Structure Quality Assessment 


Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2014-12-24
    Type: Initial release
  • Version 1.1: 2022-08-24
    Changes: Database references, Derived calculations
  • Version 1.2: 2023-11-08
    Changes: Data collection, Refinement description