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Ternary complex of prim-polc from mycobacterium smegmatis with 2NT gapped DNA and upnhpp

Analyse Ternary complex of prim-polc from mycobacterium smegmatis with 2NT gapped DNA… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
6SA0
Type
protein + DNA
Length
722 residues
Chains
8
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
DNA polymerase ligd, polymerase domain; DNA (5'-D(P*GP*CP*GP*AP*GP*CP*G)-3'); DNA…
UniProt
A0R5T1
Ligands
2KH, MN
Pockets
13 · best druggability 0.61

Structure

x-ray diffraction · 4 distinct chains · 31% helix, 21% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
A, DDNA polymerase ligd, polymerase domainprotein33331% helix, 21% strandA0R5T1
B, EDNA (5'-D(P*GP*CP*GP*AP*GP*CP*G)-3')dna7——
C, FDNA (5'-D(*CP*GP*CP*TP*CP*GP*CP*AP*AP*CP*GP*CP*A)-3')dna15——
H, GDNA (5'-D(P*TP*GP*CP*GP)-3')dna6——

Ligands and binding sites

  • 2KH · 5'-O-[(S)-hydroxy{[(S)-hydroxy(phosphonooxy)phosphoryl]amino}phosphoryl]uridine · ligand · 2 copies · chains A, C, H, D, F, G
  • MN · Manganese (II) ion · metal · 4 copies · chains A, H, D, G
  • EDO · 1,2-ethanediol · additive · 3 copies · chains A, D, F
  • CAC · Cacodylate ion · additive · chains A

Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.

Pockets

13 pockets found on a 1 Å grid, 4 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
12580.610.80252KH, MN
22940.600.79322KH, MN, CAC, EDO
32620.550.7735empty
42150.520.7723empty
5510.470.8616EDO

Interfaces

11 interfaces between chains.

  • A–C · 815 Ų buried · 16 hydrogen bonds · protein-nucleic
  • D–F · 779 Ų buried · 16 hydrogen bonds · protein-nucleic
  • A–D · 650 Ų buried · 6 hydrogen bonds · protein-protein
  • D–G · 399 Ų buried · 5 hydrogen bonds · protein-nucleic
  • A–H · 394 Ų buried · 6 hydrogen bonds · protein-nucleic

Modifications

Observed in the structure: 2 disulfide (disulfide).

Compared structures

  • 6SA0 · Ternary complex of Prim-PolC from Mycobacterium smegmatis with 2nt gapped DNA and UpNHpp · the same entry in another collection · chain A against A, TM-score 1.00

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