4ABI

Co-complex structure of bovine trypsin with a modified Bowman-Birk inhibitor (PtA)SFTI-1(1,14), that was 1,4-disubstituted with a 1,2,3- trizol to mimic a trans amide bond

Structural Biology Knowledgebase: 4ABI SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.55 Å
  • R-Value Free: 0.220
  • R-Value Work: 0.190

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 4ABI

Classification: HYDROLASE / INHIBITOR

Total Structure Weight: 25954.36

Macromolecule Entities
Molecule Chains Length Organism Details
CATIONIC TRYPSIN A 223 Bos taurus EC#: 3.4.21.4 IUBMB
PTA-SFTI INHIBITOR B 13 Synthetic construct Mutation: P8X, ΔP48
Details: CHEMICALLY SYNTHESIZED
Gene Name(s): sfti1

Small Molecules
Ligands 4 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
CA
Query on CA

A CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer
 
JSmol
DMF
Query on DMF

A DIMETHYLFORMAMIDE
C3 H7 N O
ZMXDDKWLCZADIW-UHFFFAOYSA-N
Ligand Explorer
 
JSmol
GOL
Query on GOL

A GLYCEROL
GLYCERIN; PROPANE-1,2,3-TRIOL (Synonym)
C3 H8 O3
PEDCQBHIVMGVHV-UHFFFAOYSA-N
Ligand Explorer
 
JSmol
SO4
Query on SO4

A SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer
 
JSmol
Biologically Interesting Molecules 1 Unique
ID Chains Name Type/Class 2D Diagram 3D Interactions
PRD_000842 B PTA-SFTI INHIBITOR Peptide-like /
Inhibitor
Ligand Explorer

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.55 Å
  • R-Value Free: 0.220
  • R-Value Work: 0.190
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 61.10 α = 90.00
b = 63.20 β = 90.00
c = 69.90 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2011-12-08
  • Released Date: 2012-03-07
  • Deposition author(s): Schmelz, S., Empting, M., Tischler, M., Nasu, D., Heinz, D., Kolmar, H.

Revision History

  • 2012-12-12
    Type: Other | Details: Add PRD info
  • 2012-11-14
    Type: Sequence database correspondence | Details: SEQADV
  • 2012-05-16
    Type: Other | Details: Citation
  • 2012-04-18
    Type: Other | Details: Citation