9HX7 | pdb_00009hx7

Structure of SRSF6 RRM2 WT with "GGA"-RNA

PDB DOI: https://doi.org/10.2210/pdb9HX7/pdb
NAKB: 9HX7

Classification: SPLICING
Organism(s): Saccharomyces cerevisiae S288C, Homo sapiens
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2025-01-07 Released: 2026-01-14
Deposition Author(s): von Ehr, J., Schlundt, A.
Funding Organization(s): German Research Foundation (DFG)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.30 Å
R-Value Free:
0.250 (Depositor), 0.249 (DCC)
R-Value Work:
0.244 (Depositor), 0.238 (DCC)
R-Value Observed:
0.244 (Depositor)

Starting Models: experimental, in silico
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wwPDB Validation 3D Report Full Report

Validation slider image for 9HX7

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

Literature

Structure of SRSF6 RRM2 WT with "GGA"-RNA

von Ehr, J., Schlundt, A.

To be published.

Macromolecule Content

Total Structure Weight: 25.02 kDa
Atom Count: 728
Modeled Residue Count: 83
Deposited Residue Count: 207
Unique protein chains: 1
Unique nucleic acid chains: 1

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Ubiquitin-like protein SMT3,Serine/arginine-rich splicing factor 6	A	201	Saccharomyces cerevisiae S288C, Homo sapiens This entity is chimeric	Mutation(s): 0 Gene Names: SMT3, YDR510W, D9719.15, SRSF6, SFRS6, SRP55
UniProt & NIH Common Fund Data Resources
Find proteins for Q12306 (Saccharomyces cerevisiae (strain ATCC 204508 / S288c)) Explore Q12306 Go to UniProtKB: Q12306
Find proteins for Q13247 (Homo sapiens) Explore Q13247 Go to UniProtKB: Q13247
PHAROS: Q13247 GTEx: ENSG00000124193
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Groups	Q13247 Q12306
Sequence Annotations Expand
Reference Sequence

Find similar nucleic acids by: Sequence

Molecule	Chains	Length	Organism	Image
Entity ID: 2
RNA (5'-R(PGPGP*A)-3')	B	6	Homo sapiens
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.30 Å
R-Value Free: 0.250 (Depositor), 0.249 (DCC)
R-Value Work: 0.244 (Depositor), 0.238 (DCC)
R-Value Observed: 0.244 (Depositor)

Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 65.778	α = 90
b = 65.778	β = 90
c = 45.752	γ = 120

Software Package:

Software Name	Purpose
MxCuBE	data collection
autoPROC	data reduction
XDS	data reduction
STARANISO	data scaling
pointless	data scaling
Aimless	data scaling
PHASER	phasing
BUCCANEER	model building
Coot	model building
REFMAC	refinement
PDB-REDO	refinement
BUSTER	refinement

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2026-01-14

Deposition Author(s):

Funding Organization	Location	Grant Number
German Research Foundation (DFG)	Germany	--

Revision History (Full details and data files)

Version 1.0: 2026-01-14
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.