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 6PHQ | pdb_00006phq

Crystal structure of glucagon analog fully composed of D-amino acids with 4-bromo-D-phenylalanine substitutions at position 6 and 22 in space group I41 at 1.1 A resolution

Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.32 Å
  • R-Value Free: 
    0.247 (Depositor), 0.254 (DCC) 
  • R-Value Work: 
    0.199 (Depositor), 0.210 (DCC) 
  • R-Value Observed: 
    0.201 (Depositor) 

wwPDB Validation 3D Report Full Report

Validation slider image for 6PHQ

This is version 2.0 of the entry. See complete history. 

Literature

High resolution X-ray structure of glucagon and selected stereo-inversed analogs in novel crystallographic packing arrangement.

Mroz, P.A., Gonzalez-Gutierrez, G., DiMarchi, R.D.

To be published.

Macromolecule Content 

  • Total Structure Weight: 3.29 kDa 
  • Atom Count: 263 
  • Modeled Residue Count: 26 
  • Deposited Residue Count: 26 
  • Unique protein chains: 1

Macromolecules

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|  3D Structure
Entity ID: 1
MoleculeChains  Sequence LengthOrganismDetailsImage
D-glucagon D-BrPhe 6,2226Homo sapiensMutation(s): 0 
Sequence Annotations
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Reference Sequence

Small Molecules

Non-standard Monomers  14 Unique
IDChains TypeFormula2D Diagram
BF7
Query on BF7		D-PEPTIDE LINKINGC9 H10 Br N O2
DAL
Query on DAL		D-PEPTIDE LINKINGC3 H7 N O2
DAR
Query on DAR		D-PEPTIDE LINKINGC6 H15 N4 O2
DAS
Query on DAS		D-PEPTIDE LINKINGC4 H7 N O4
DGN
Query on DGN		D-PEPTIDE LINKINGC5 H10 N2 O3
DLE
Query on DLE		D-PEPTIDE LINKINGC6 H13 N O2
DLY
Query on DLY		D-PEPTIDE LINKINGC6 H14 N2 O2
DSG
Query on DSG		D-PEPTIDE LINKINGC4 H8 N2 O3
DSN
Query on DSN		D-PEPTIDE LINKINGC3 H7 N O3
DTH
Query on DTH		D-PEPTIDE LINKINGC4 H9 N O3
DTR
Query on DTR		D-PEPTIDE LINKINGC11 H12 N2 O2
DTY
Query on DTY		D-PEPTIDE LINKINGC9 H11 N O3
DVA
Query on DVA		D-PEPTIDE LINKINGC5 H11 N O2
MED
Query on MED		D-PEPTIDE LINKINGC5 H11 N O2 S

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.32 Å
  • R-Value Free:  0.247 (Depositor), 0.254 (DCC) 
  • R-Value Work:  0.199 (Depositor), 0.210 (DCC) 
  • R-Value Observed: 0.201 (Depositor) 
Space Group: I 41
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 41.77α = 90
b = 41.77β = 90
c = 30.439γ = 90
Software Package:
Software NamePurpose
PHENIXrefinement
XDSdata reduction
Aimlessdata scaling
PHASERphasing

Structure Validation

View Full Validation Report



View more in-depth experimental data

Entry History 

& Funding Information

Deposition Data

Funding OrganizationLocationGrant Number
Other governmentUnited StatesIndiana University Internal grant

Revision History  (Full details and data files)

  • Version 1.0: 2020-07-01
    Type: Initial release
  • Version 2.0: 2023-11-15
    Changes: Advisory, Atomic model, Data collection, Database references, Derived calculations