ISDA: 9XVC

Deposition Date 2025-11-26

Release Date 2026-01-21

Last Version Date 2026-01-21

Entry Detail

PDB ID:

9XVC

Keywords:

IMMUNE SYSTEM

Title:

Cryo-EM Helical Structure of the dITP-KomBC(H146N) Complex with NAD Fragments

Biological Source:

Source Organism(s):

Escherichia coli (Taxon ID: 562)

Expression System(s):

Escherichia coli

Method Details:

Experimental Method:

ELECTRON MICROSCOPY

Resolution:

3.20 Å

Aggregation State:

HELICAL ARRAY

Reconstruction Method:

HELICAL

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Macromolecular Entities

Polymer Type:polypeptide(L)
Molecule:KomB, HAM-like protein, Non-canonical purine NTP pyrophosphatase
Chain IDs:A (auth: C), B (auth: D), G (auth: A), H (auth: B), I (auth: K), J (auth: L), O (auth: I), P (auth: J)
Chain Length:184
Number of Molecules:8
Biological Source:Escherichia coli

Polymer Type:polypeptide(L)
Molecule:KomC(H146N), a SIR2-domain NADase
Chain IDs:C (auth: H), D (auth: G), E (auth: F), F (auth: E), K (auth: P), L (auth: O), M (auth: N), N (auth: M)
Chain Length:264
Number of Molecules:8
Biological Source:Escherichia coli

Ligand Molecules