1w7a

ATP bound MutS

Method: X-RAY DIFFRACTION Dmax: 130.1 Å Quality: GOOD

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

DNA MISMATCH REPAIR PROTEIN MUTS

ESCHERICHIA COLI

UniProt P23909

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 2 PDB declaration: tetrameric(4) Consistent with all polymer counts Chain A; UniProt 1–800 Chain B; UniProt 1–800 Fragment:RESIDUES 1-800 ;5'-D(*AP*GP*CP*TP*GP*CP*CP*AP*GP*GP *CP*AP*CP*CP*AP*GP*TP*GP*TP*CP*AP*GP*CP*GP*TP*CP*CP*TP* AP*T)-3' ; × 1 ;5'-D(*AP*TP*AP*GP*GP*AP*CP*GP*CP*TP *GP*AP*CP*AP*CP*TP*GP*GP*TP*GP*CP*TP*TP*GP*GP*CP*AP*GP* CP*T)-3' ; × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 2 MG MAGNESIUM ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:pH 7.5;12-14% PEG6000, 150-300MM NACL, 10 MM MGCL2, 25 MM HEPES PH 7.5, 100 UM ADP Resolution 2.27 Å R-free 0.253

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.

24 other PDB entries and 30 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name MUTS_ECOLI
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–800; UniProt 1–800 Author chain B; PDBConstruct 1–800; UniProt 1–800

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 1w7a

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1w7a
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id1w7a
Deposition date deposition_date2004-08-31
Structure title titleATP bound MutS
Keywords keywordsDNA BINDING, ABC ATPASE, ALTERNATING ATPASE, ASYMMETRY, ATP-BINDING, DNA REPAIR, DNA-BINDING; DNA BINDING
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier40.93
Radius of gyration Rg (electron density) rg_electron40.32
Forward intensity I(0) i0568878000.00
Molecular weight molecular_weight185970.0 kDa
Excluded volume excluded_volume229120 ų
Envelope volume envelope_volume323510 ų
Hydration-shell volume shell_volume65232 ų
Envelope diameter envelope_diameter131.8
Shell Rg shell_rg47.89
Envelope Rg envelope_rg39.06
Shape Rg shape_rg40.33
Total Rg total_rg40.68
Total atoms total_atoms13019
Residues n_residues1588
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 dmax130.1
Rg (real space) rg_real40.78
Rg uncertainty (real space) rg_real_error0.96
I(0) (real space) i0_real5.6890e+08
I(0) uncertainty (real space) i0_real_error9.6630e+06
Rg (reciprocal space) rg_reciprocal40.93
I(0) (reciprocal space) i0_reciprocal569000000.0000
Solution quality estimate total_estimate0.9000
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary53.4
Skewness Skewness skewness0.137
Kurtosis Kurtosis kurtosis-0.546
Angular range angular_range— – 0.1950 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha51570000.0000
Real-space data points n_real_points40
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.935; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.893

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 18 domains

SCOP 2.08 (8 domains)

Domain ID domain_idd1w7aa1
Class classa — All alpha proteins
Fold Fold folda.113 — DNA repair protein MutS, domain III
Superfamily Superfamily superfamilya.113.1 — DNA repair protein MutS, domain III
Family Family familya.113.1.1 — DNA repair protein MutS, domain III
Domain ID domain_idd1w7aa2
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.37 — P-loop containing nucleoside triphosphate hydrolases
Superfamily Superfamily superfamilyc.37.1 — P-loop containing nucleoside triphosphate hydrolases
Family Family familyc.37.1.12 — ABC transporter ATPase domain-like
Domain ID domain_idd1w7aa3
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.55 — Ribonuclease H-like motif
Superfamily Superfamily superfamilyc.55.6 — DNA repair protein MutS, domain II
Family Family familyc.55.6.1 — DNA repair protein MutS, domain II
Domain ID domain_idd1w7aa4
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.75 — MutS N-terminal domain-like
Superfamily Superfamily superfamilyd.75.2 — DNA repair protein MutS, domain I
Family Family familyd.75.2.1 — DNA repair protein MutS, domain I
Domain ID domain_idd1w7ab1
Class classa — All alpha proteins
Fold Fold folda.113 — DNA repair protein MutS, domain III
Superfamily Superfamily superfamilya.113.1 — DNA repair protein MutS, domain III
Family Family familya.113.1.1 — DNA repair protein MutS, domain III
Domain ID domain_idd1w7ab2
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.37 — P-loop containing nucleoside triphosphate hydrolases
Superfamily Superfamily superfamilyc.37.1 — P-loop containing nucleoside triphosphate hydrolases
Family Family familyc.37.1.12 — ABC transporter ATPase domain-like
Domain ID domain_idd1w7ab3
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.55 — Ribonuclease H-like motif
Superfamily Superfamily superfamilyc.55.6 — DNA repair protein MutS, domain II
Family Family familyc.55.6.1 — DNA repair protein MutS, domain II
Domain ID domain_idd1w7ab4
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.75 — MutS N-terminal domain-like
Superfamily Superfamily superfamilyd.75.2 — DNA repair protein MutS, domain I
Family Family familyd.75.2.1 — DNA repair protein MutS, domain I

CATH v4.4 (10 domains)

Domain ID domain_id1w7aA01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology1170 — MutS, DNA mismatch repair protein, domain I
Homologous superfamily homologous superfamily10 — DNA repair protein MutS, domain I
Domain ID domain_id1w7aA02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily110 — MutS, connector domain
Domain ID domain_id1w7aA03
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1420 — MutS, DNA mismatch repair protein; Chain A, domain 3
Homologous superfamily homologous superfamily10
Domain ID domain_id1w7aA04
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1420 — MutS, DNA mismatch repair protein; Chain A, domain 3
Homologous superfamily homologous superfamily10
Domain ID domain_id1w7aA05
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily300 — P-loop containing nucleotide triphosphate hydrolases
Domain ID domain_id1w7aB01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology1170 — MutS, DNA mismatch repair protein, domain I
Homologous superfamily homologous superfamily10 — DNA repair protein MutS, domain I
Domain ID domain_id1w7aB02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily110 — MutS, connector domain
Domain ID domain_id1w7aB03
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1420 — MutS, DNA mismatch repair protein; Chain A, domain 3
Homologous superfamily homologous superfamily10
Domain ID domain_id1w7aB04
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1420 — MutS, DNA mismatch repair protein; Chain A, domain 3
Homologous superfamily homologous superfamily10
Domain ID domain_id1w7aB05
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily300 — P-loop containing nucleotide triphosphate hydrolases

8. Citations (1)

9. Files and Curves (10)