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PDBsum entry 2ja7

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Top Page protein dna_rna metals Protein-protein interface(s) links
Transferase PDB id
2ja7
Contents
Protein chains
1421 a.a.
1115 a.a.
267 a.a.
177 a.a.
214 a.a.
87 a.a.
171 a.a.
135 a.a.
116 a.a.
65 a.a.
114 a.a.
46 a.a.
DNA/RNA
Metals
_ZN ×16
_MG ×2
procheck   Generate full PROCHECK analyses

PROCHECK summary for 2ja7

Ramachandran plot

PROCHECK statistics

1. Ramachandran Plot statistics


                                         No. of
                                        residues     %-tage
                                         ------      ------
Most favoured regions      [A,B,L]         4697       67.7%** 
Additional allowed regions [a,b,l,p]       1893       27.3%          
Generously allowed regions [~a,~b,~l,~p]    266        3.8%          
Disallowed regions         [XX]              80        1.2%*  
                                           ----      ------
Non-glycine and non-proline residues       6936      100.0%

End-residues (excl. Gly and Pro)            108

Glycine residues                            472
Proline residues                            344
                                           ----
Total number of residues                   7860


Based on an analysis of 118 structures of resolution of at least 2.0 Angstroms and R-factor no greater than 20.0 a good quality model would be expected to have over 90% in the most favoured regions [A,B,L].


2. G-Factors

                                                Average
Parameter                            Score       Score
---------                            -----       -----
Dihedral angles:-
     Phi-psi distribution            -1.20**
     Chi1-chi2 distribution          -0.47      
     Chi1 only                       -0.05      
     Chi3 & chi4                      0.54      
     Omega                            0.58      
                                                  -0.22      
                                                  =====
Main-chain covalent forces:-
     Main-chain bond lengths          0.58      
     Main-chain bond angles           0.33      
                                                   0.44      
                                                  =====

     OVERALL AVERAGE                               0.04      
                                                  =====

G-factors provide a measure of how unusual, or out-of-the-ordinary, a property is.

Values below -0.5*  - unusual
Values below -1.0** - highly unusual
Important note: The main-chain bond-lengths and bond angles are compared with the Engh & Huber (1991) ideal values derived from small-molecule data. Therefore, structures refined using different restraints may show apparently large deviations from normality.

 

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