1zhb

Crystal Structure Of The Murine Class I Major Histocompatibility Complex Of H-2Db, B2-Microglobulin, and a 9-Residue Peptide Derived from rat dopamine beta-monooxigenase

Method: X-RAY DIFFRACTION Dmax: 154.5 Å Quality: GOOD

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

H-2 class I histocompatibility antigen, D-B alpha chain

Mus musculus

UniProt P01899

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 heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain A; UniProt 25–300 Fragment:EXTRAcellular part Beta-2-microglobulin × 1 (P01887) 9-mer peptide from Dopamine beta-monooxygenase × 1 (Q05754) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 9;298 K;ammonium sulphate, Tris HCl, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K Resolution 2.70 Å R-free 0.262
2 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain D; UniProt 25–300 Fragment:EXTRAcellular part Beta-2-microglobulin × 1 (P01887) 9-mer peptide from Dopamine beta-monooxygenase × 1 (Q05754) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 9;298 K;ammonium sulphate, Tris HCl, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K Resolution 2.70 Å R-free 0.262
3 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain G; UniProt 25–300 Fragment:EXTRAcellular part Beta-2-microglobulin × 1 (P01887) 9-mer peptide from Dopamine beta-monooxygenase × 1 (Q05754) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 9;298 K;ammonium sulphate, Tris HCl, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K Resolution 2.70 Å R-free 0.262
4 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain J; UniProt 25–300 Fragment:EXTRAcellular part Beta-2-microglobulin × 1 (P01887) 9-mer peptide from Dopamine beta-monooxygenase × 1 (Q05754) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 9;298 K;ammonium sulphate, Tris HCl, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K Resolution 2.70 Å R-free 0.262

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.

93 other PDB entries and 199 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name HA11_MOUSE
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–276; UniProt 25–300 Author chain D; PDBConstruct 1–276; UniProt 25–300 Author chain G; PDBConstruct 1–276; UniProt 25–300 Author chain J; PDBConstruct 1–276; UniProt 25–300

Beta-2-microglobulin

Mus musculus

UniProt P01887

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 heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain B; UniProt 21–119 Not recorded H-2 class I histocompatibility antigen, D-B alpha chain × 1 (P01899) 9-mer peptide from Dopamine beta-monooxygenase × 1 (Q05754) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 9;298 K;ammonium sulphate, Tris HCl, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K Resolution 2.70 Å R-free 0.262
2 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain E; UniProt 21–119 Not recorded H-2 class I histocompatibility antigen, D-B alpha chain × 1 (P01899) 9-mer peptide from Dopamine beta-monooxygenase × 1 (Q05754) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 9;298 K;ammonium sulphate, Tris HCl, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K Resolution 2.70 Å R-free 0.262
3 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain H; UniProt 21–119 Not recorded H-2 class I histocompatibility antigen, D-B alpha chain × 1 (P01899) 9-mer peptide from Dopamine beta-monooxygenase × 1 (Q05754) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 9;298 K;ammonium sulphate, Tris HCl, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K Resolution 2.70 Å R-free 0.262
4 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain K; UniProt 21–119 Not recorded H-2 class I histocompatibility antigen, D-B alpha chain × 1 (P01899) 9-mer peptide from Dopamine beta-monooxygenase × 1 (Q05754) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 9;298 K;ammonium sulphate, Tris HCl, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K Resolution 2.70 Å R-free 0.262

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.

290 other PDB entries and 480 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name B2MG_MOUSE
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–99; UniProt 21–119 Author chain E; PDBConstruct 1–99; UniProt 21–119 Author chain H; PDBConstruct 1–99; UniProt 21–119 Author chain K; PDBConstruct 1–99; UniProt 21–119

9-mer peptide from Dopamine beta-monooxygenase

OrganismNot specified

UniProt Q05754

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 heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain C; UniProt 556–564 Not recorded H-2 class I histocompatibility antigen, D-B alpha chain × 1 (P01899) Beta-2-microglobulin × 1 (P01887) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 9;298 K;ammonium sulphate, Tris HCl, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K Resolution 2.70 Å R-free 0.262
2 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain F; UniProt 556–564 Not recorded H-2 class I histocompatibility antigen, D-B alpha chain × 1 (P01899) Beta-2-microglobulin × 1 (P01887) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 9;298 K;ammonium sulphate, Tris HCl, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K Resolution 2.70 Å R-free 0.262
3 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain I; UniProt 556–564 Not recorded H-2 class I histocompatibility antigen, D-B alpha chain × 1 (P01899) Beta-2-microglobulin × 1 (P01887) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 9;298 K;ammonium sulphate, Tris HCl, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K Resolution 2.70 Å R-free 0.262
4 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain L; UniProt 556–564 Not recorded H-2 class I histocompatibility antigen, D-B alpha chain × 1 (P01899) Beta-2-microglobulin × 1 (P01887) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 9;298 K;ammonium sulphate, Tris HCl, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K Resolution 2.70 Å R-free 0.262

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.

No other PDB entry for the same UniProt protein was found.

View Construct and Data Evidence
UniProt name DOPO_RAT
Isoform
PDB entities 3
Chains and sequence ranges Author chain C; PDBConstruct 1–9; UniProt 556–564 Author chain F; PDBConstruct 1–9; UniProt 556–564 Author chain I; PDBConstruct 1–9; UniProt 556–564 Author chain L; PDBConstruct 1–9; UniProt 556–564

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 1zhb

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1zhb
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1zhb
Deposition date deposition_date2005-04-25
Structure title titleCrystal Structure Of The Murine Class I Major Histocompatibility Complex Of H-2Db, B2-Microglobulin, and a 9-Residue Peptide Derived from rat dopamine beta-monooxigenase
Keywords keywordsMHC, TCR-crossreactivity, self-ligand, autoimmunity, IMMUNE SYSTEM; IMMUNE SYSTEM
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier50.47
Radius of gyration Rg (electron density) rg_electron50.22
Forward intensity I(0) i0473962000.00
Molecular weight molecular_weight177800.0 kDa
Excluded volume excluded_volume220970 ų
Envelope volume envelope_volume350870 ų
Hydration-shell volume shell_volume58983 ų
Envelope diameter envelope_diameter156.0
Shell Rg shell_rg54.36
Envelope Rg envelope_rg47.59
Shape Rg shape_rg50.20
Total Rg total_rg50.42
Total atoms total_atoms12552
Residues n_residues1524
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 dmax154.5
Rg (real space) rg_real50.36
Rg uncertainty (real space) rg_real_error1.37
I(0) (real space) i0_real4.7400e+08
I(0) uncertainty (real space) i0_real_error8.7290e+06
Rg (reciprocal space) rg_reciprocal50.54
I(0) (reciprocal space) i0_reciprocal474100000.0000
Solution quality estimate total_estimate0.8636
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary84.7
Skewness Skewness skewness0.011
Kurtosis Kurtosis kurtosis-0.847
Angular range angular_range— – 0.1550 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha20780000.0000
Real-space data points n_real_points32
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.930; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.990; Smooth: 0.443

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 24 domains

SCOP 2.08 (12 domains)

Domain ID domain_idd1zhba1
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.1 — Immunoglobulin
Family Family familyb.1.1.2 — C1 set domains (antibody constant domain-like)
Domain ID domain_idd1zhba2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.19 — MHC antigen-recognition domain
Superfamily Superfamily superfamilyd.19.1 — MHC antigen-recognition domain
Family Family familyd.19.1.1 — MHC antigen-recognition domain
Domain ID domain_idd1zhbb_
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.1 — Immunoglobulin
Family Family familyb.1.1.2 — C1 set domains (antibody constant domain-like)
Domain ID domain_idd1zhbd1
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.1 — Immunoglobulin
Family Family familyb.1.1.2 — C1 set domains (antibody constant domain-like)
Domain ID domain_idd1zhbd2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.19 — MHC antigen-recognition domain
Superfamily Superfamily superfamilyd.19.1 — MHC antigen-recognition domain
Family Family familyd.19.1.1 — MHC antigen-recognition domain
Domain ID domain_idd1zhbe_
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.1 — Immunoglobulin
Family Family familyb.1.1.2 — C1 set domains (antibody constant domain-like)
Domain ID domain_idd1zhbg1
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.1 — Immunoglobulin
Family Family familyb.1.1.2 — C1 set domains (antibody constant domain-like)
Domain ID domain_idd1zhbg2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.19 — MHC antigen-recognition domain
Superfamily Superfamily superfamilyd.19.1 — MHC antigen-recognition domain
Family Family familyd.19.1.1 — MHC antigen-recognition domain
Domain ID domain_idd1zhbh_
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.1 — Immunoglobulin
Family Family familyb.1.1.2 — C1 set domains (antibody constant domain-like)
Domain ID domain_idd1zhbj1
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.1 — Immunoglobulin
Family Family familyb.1.1.2 — C1 set domains (antibody constant domain-like)
Domain ID domain_idd1zhbj2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.19 — MHC antigen-recognition domain
Superfamily Superfamily superfamilyd.19.1 — MHC antigen-recognition domain
Family Family familyd.19.1.1 — MHC antigen-recognition domain
Domain ID domain_idd1zhbk_
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.1 — Immunoglobulin
Family Family familyb.1.1.2 — C1 set domains (antibody constant domain-like)

CATH v4.4 (12 domains)

Domain ID domain_id1zhbA01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology500 — Murine Class I Major Histocompatibility Complex, H2-DB; Chain A, domain 1
Homologous superfamily homologous superfamily10 — MHC class I-like antigen recognition-like
Domain ID domain_id1zhbA02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id1zhbB00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id1zhbD01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology500 — Murine Class I Major Histocompatibility Complex, H2-DB; Chain A, domain 1
Homologous superfamily homologous superfamily10 — MHC class I-like antigen recognition-like
Domain ID domain_id1zhbD02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id1zhbE00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id1zhbG01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology500 — Murine Class I Major Histocompatibility Complex, H2-DB; Chain A, domain 1
Homologous superfamily homologous superfamily10 — MHC class I-like antigen recognition-like
Domain ID domain_id1zhbG02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id1zhbH00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id1zhbJ01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology500 — Murine Class I Major Histocompatibility Complex, H2-DB; Chain A, domain 1
Homologous superfamily homologous superfamily10 — MHC class I-like antigen recognition-like
Domain ID domain_id1zhbJ02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id1zhbK00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins

8. Citations (2)

9. Files and Curves (10)