9X8A | pdb_00009x8a

The structure of the M.tb MazF-mt9 variant (A2-P114)

PDB DOI: https://doi.org/10.2210/pdb9X8A/pdb

Classification: HYDROLASE
Organism(s): Mycobacterium tuberculosis H37Rv
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2025-10-19 Released: 2026-10-28
Deposition Author(s): Xie, W., Yu, y., Wang, T.
Funding Organization(s): National Natural Science Foundation of China (NSFC)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.93 Å
R-Value Free:
0.254 (Depositor), 0.255 (DCC)
R-Value Work:
0.190 (Depositor), 0.190 (DCC)
R-Value Observed:
0.193 (Depositor)

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Validation slider image for 9X8A

This is version 1.0 of the entry. See complete history.

Literature

The C-terminal extension of M.tb MazF-mt9 confers functional and conformational diversity

Xie, W.

To be published.

Macromolecule Content

Total Structure Weight: 24.4 kDa
Atom Count: 1,792
Modeled Residue Count: 226
Deposited Residue Count: 234
Unique protein chains: 1

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Probable endoribonuclease MazF7	A, B	117	Mycobacterium tuberculosis H37Rv	Mutation(s): 0 Gene Names: mazF7, Rv2063A EC: 3.1
UniProt
Find proteins for P0CL62 (Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)) Explore P0CL62 Go to UniProtKB: P0CL62
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P0CL62
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.93 Å
R-Value Free: 0.254 (Depositor), 0.255 (DCC)
R-Value Work: 0.190 (Depositor), 0.190 (DCC)
R-Value Observed: 0.193 (Depositor)

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 35.847	α = 90
b = 63.055	β = 105.626
c = 45.504	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-3000	data reduction
Aimless	data scaling
MOLREP	phasing

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2026-10-28

Deposition Author(s):

Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	32271322

Revision History (Full details and data files)

Version 1.0: 2026-10-28
Type: Initial release