21WB | pdb_000021wb

NZD domain of Mouse RAG1

PDB DOI: https://doi.org/10.2210/pdb21WB/pdb

Classification: METAL BINDING PROTEIN
Organism(s): Mus musculus
Expression System: Escherichia coli BL21
Mutation(s): No

Deposited: 2025-12-31 Released: 2026-06-10
Deposition Author(s): Hong, J.Y., Liu, Z.J., Zhang, Y.H.
Funding Organization(s): Other government, National Natural Science Foundation of China (NSFC)

Experimental Data Snapshot

Method: SOLUTION NMR
Conformers Calculated: 100
Conformers Submitted: 10
Selection Criteria: structures with the lowest energy

wwPDB Validation 3D Report Full Report

Validation slider image for 21WB

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

Literature

Structural and Evolutionary Divergence of the RAG1/1L N-Terminal Zinc-Coordinating Domain

Hong, J.Y., Liu, Z.J., Zhang, Y.H.

To be published.

Macromolecule Content

Total Structure Weight: 16.18 kDa
Atom Count: 1,131
Modeled Residue Count: 137
Deposited Residue Count: 137
Unique protein chains: 1

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
V(D)J recombination-activating protein 1	A	137	Mus musculus	Mutation(s): 0 Gene Names: Rag1 EC: 3.1 (PDB Primary Data), 2.3.2.27 (PDB Primary Data)
UniProt
Find proteins for P15919 (Mus musculus) Explore P15919 Go to UniProtKB: P15919
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P15919
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
ZN (Subject of Investigation/LOI) Query on ZN Download:Ideal Coordinates CCD File SDF format, chain B [auth A] SDF format, chain C [auth A] MOL2 format, chain B [auth A] MOL2 format, chain C [auth A] mmCIF format, chain B [auth A] mmCIF format, chain C [auth A]	B [auth A], C [auth A]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N		Interactions Focus chain B [auth A] Focus chain C [auth A]

Experimental Data & Validation

Experimental Data

Method: SOLUTION NMR
Conformers Calculated: 100
Conformers Submitted: 10
Selection Criteria: structures with the lowest energy

Structure Validation

View Full Validation Report

View more in-depth experimental data

Entry History

& Funding Information

Deposition Data

Released Date: 2026-06-10

Deposition Author(s):

Funding Organization	Location	Grant Number
Other government		2022YFE0132100
National Natural Science Foundation of China (NSFC)	China	32171250

Revision History (Full details and data files)

Version 1.0: 2026-06-10
Type: Initial release

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.