3uwt

Crystal structure of a RNA binding domain of poly-U binding splicing factor 60KDa (PUF60) from Homo sapiens at 2.50 A resolution

Method: X-RAY DIFFRACTION Dmax: 65.4 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 monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 118–316 Fragment:RNA binding domain Non-standard monomer:Yes (specific site not provided by mmCIF) CL CHLORIDE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 9.5;293 K;0.2M sodium chloride, 1.26M ammonium sulfate, 0.1M CHES pH 9.5, NANODROP, VAPOR DIFFUSION, SITTING DROP, temperature 293K Resolution 2.50 Å R-free 0.240

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 2–200; 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 3uwt

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3uwt
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3uwt
Deposition date deposition_date2011-12-02
Structure title titleCrystal structure of a RNA binding domain of poly-U binding splicing factor 60KDa (PUF60) from Homo sapiens at 2.50 A resolution
Keywords keywords;RNA recognition motive, RRM, RNA binding domain, splicing, Structural Genomics, Joint Center for Structural Genomics, JCSG, Protein Structure Initiative, PSI-BIOLOGY, RNA BINDING PROTEIN, Partnership for T-Cell Biology, TCELL ;; RNA BINDING PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier18.81
Radius of gyration Rg (electron density) rg_electron17.76
Forward intensity I(0) i09113920.00
Molecular weight molecular_weight21651.0 kDa
Excluded volume excluded_volume26702 ų
Envelope volume envelope_volume31746 ų
Hydration-shell volume shell_volume15505 ų
Envelope diameter envelope_diameter67.1
Shell Rg shell_rg23.29
Envelope Rg envelope_rg18.09
Shape Rg shape_rg17.70
Total Rg total_rg18.83
Total atoms total_atoms1497
Residues n_residues190
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 dmax65.4
Rg (real space) rg_real18.77
Rg uncertainty (real space) rg_real_error0.43
I(0) (real space) i0_real9.1140e+06
I(0) uncertainty (real space) i0_real_error1.1150e+05
Rg (reciprocal space) rg_reciprocal18.78
I(0) (reciprocal space) i0_reciprocal9114000.0000
Solution quality estimate total_estimate0.7923
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary22.4
Skewness Skewness skewness0.284
Kurtosis Kurtosis kurtosis-0.253
Angular range angular_range— – 0.4250 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha1617000.0000
Real-space data points n_real_points74
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.773; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.977; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 5 domains

SCOP 2.08 (3 domains)

Domain ID domain_idd3uwta1
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.58 — Ferredoxin-like
Superfamily Superfamily superfamilyd.58.7 — RNA-binding domain, RBD, aka RNA recognition motif (RRM)
Family Family familyd.58.7.0 — automated matches
Domain ID domain_idd3uwta2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.58 — Ferredoxin-like
Superfamily Superfamily superfamilyd.58.7 — RNA-binding domain, RBD, aka RNA recognition motif (RRM)
Family Family familyd.58.7.0 — automated matches
Domain ID domain_idd3uwta3
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags

CATH v4.4 (2 domains)

Domain ID domain_id3uwtA01
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_id3uwtA02
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 (1)

9. Files and Curves (10)