5kw6

Two Tandem RRM Domains of PUF60 Bound to an AdML Pre-mRNA 3' Splice Site Analogue with a Modified Binding-Site Nucleic Acid Base

Method: X-RAY DIFFRACTION Dmax: 74.3 Å Quality: GOOD

1. Protein Identity and Related Structures Protein Identity & Related Structures

Poly(U)-binding-splicing factor PUF60

Homo sapiens

UniProt Q9UHX1

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–DNA Homooligomer Protein × 2 DNA 1 PDB declaration: trimeric(3) Consistent with all polymer counts Chain A; UniProt 118–316 Chain B; UniProt 118–316 Fragment:unp residues 118-316 Mutation:R123G, C129S, C255A DNA (30-MER) × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8.7;293 K;0.1 M Tris-HCl, 25% PEG 4000, 5-10 mM barium chloride dihydrate, pH 8.7, mixed with 10 mg/ml protein-nucleic acid mixture in 50 mM Tris-HCl, pH 8.0, 150 mM NaCl, 20 micromolar EDTA Resolution 1.91 Å R-free 0.226

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

13 other PDB entries and 24 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PUF60_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 18–216; UniProt 118–316 Author chain B; PDBConstruct 18–216; UniProt 118–316

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

SAXS profile for 5kw6

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 5kw6
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id5kw6
Deposition date deposition_date2016-07-15
Structure title titleTwo Tandem RRM Domains of PUF60 Bound to an AdML Pre-mRNA 3' Splice Site Analogue with a Modified Binding-Site Nucleic Acid Base
Keywords keywordsTANDEM RRMS, PROTEIN-NUCLEIC ACID COMPLEX, SPLICING FACTOR, splicing-dna complex; splicing/dna
Experimental Method methodX-RAY DIFFRACTION

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier23.49
Radius of gyration Rg (electron density) rg_electron22.38
Forward intensity I(0) i035220300.00
Molecular weight molecular_weight44637.0 kDa
Excluded volume excluded_volume55528 ų
Envelope volume envelope_volume69308 ų
Hydration-shell volume shell_volume25494 ų
Envelope diameter envelope_diameter75.3
Shell Rg shell_rg29.55
Envelope Rg envelope_rg22.45
Shape Rg shape_rg22.35
Total Rg total_rg23.38
Total atoms total_atoms3136
Residues n_residues405
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax74.3
Rg (real space) rg_real23.34
Rg uncertainty (real space) rg_real_error0.35
I(0) (real space) i0_real3.5220e+07
I(0) uncertainty (real space) i0_real_error4.3890e+05
Rg (reciprocal space) rg_reciprocal23.38
I(0) (reciprocal space) i0_reciprocal35220000.0000
Solution quality estimate total_estimate0.8943
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary32.0
Skewness Skewness skewness0.112
Kurtosis Kurtosis kurtosis-0.449
Angular range angular_range— – 0.3400 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha7212000.0000
Real-space data points n_real_points66
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.887; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.992; Smooth: 0.967

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

Domain ID domain_id5kw6A01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily330 — RRM (RNA recognition motif) domain
Domain ID domain_id5kw6A02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily330 — RRM (RNA recognition motif) domain
Domain ID domain_id5kw6B01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily330 — RRM (RNA recognition motif) domain
Domain ID domain_id5kw6B02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily330 — RRM (RNA recognition motif) domain

8. Citations (2)

9. Files and Curves (10)