4zfz

Crystal structure of rhesus macaque MHC class I molecule Mamu-B*098 complexed with myristoylated 5-mer lipopeptide derived from SIV Nef protein

Method: X-RAY DIFFRACTION Dmax: 178.4 Å Quality: GOOD

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

Beta-2-microglobulin

Macaca mulatta

UniProt Q6V7J5

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 20–119 Not recorded Major histocompatibility complex class I × 1 5-mer lipopeptide from Protein Nef × 1 (P12482) ZN ZINC ION × 6 EDO 1,2-ETHANEDIOL × 16 TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL × 1 CL CHLORIDE ION × 1 MYR MYRISTIC ACID × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7.2;293 K;Zinc chloride, Tris-HCl, PEG6000 Resolution 1.76 Å R-free 0.228
2 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain E; UniProt 20–119 Not recorded Major histocompatibility complex class I × 1 5-mer lipopeptide from Protein Nef × 1 (P12482) ZN ZINC ION × 5 EDO 1,2-ETHANEDIOL × 15 TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL × 1 MYR MYRISTIC ACID × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7.2;293 K;Zinc chloride, Tris-HCl, PEG6000 Resolution 1.76 Å R-free 0.228
3 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain H; UniProt 20–119 Not recorded Major histocompatibility complex class I × 1 5-mer lipopeptide from Protein Nef × 1 (P12482) ZN ZINC ION × 3 EDO 1,2-ETHANEDIOL × 16 CL CHLORIDE ION × 1 MYR MYRISTIC ACID × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7.2;293 K;Zinc chloride, Tris-HCl, PEG6000 Resolution 1.76 Å R-free 0.228
4 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain K; UniProt 20–119 Not recorded Major histocompatibility complex class I × 1 5-mer lipopeptide from Protein Nef × 1 (P12482) ZN ZINC ION × 4 EDO 1,2-ETHANEDIOL × 18 CL CHLORIDE ION × 1 MYR MYRISTIC ACID × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7.2;293 K;Zinc chloride, Tris-HCl, PEG6000 Resolution 1.76 Å R-free 0.228

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.

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

View Construct and Data Evidence
UniProt name B2MG_MACMU
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–100; UniProt 20–119 Author chain E; PDBConstruct 1–100; UniProt 20–119 Author chain H; PDBConstruct 1–100; UniProt 20–119 Author chain K; PDBConstruct 1–100; UniProt 20–119

5-mer lipopeptide from Protein Nef

OrganismNot specified

UniProt P12482

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 2–6 Not recorded Major histocompatibility complex class I × 1 Beta-2-microglobulin × 1 (Q6V7J5) ZN ZINC ION × 6 EDO 1,2-ETHANEDIOL × 16 TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL × 1 CL CHLORIDE ION × 1 MYR MYRISTIC ACID × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7.2;293 K;Zinc chloride, Tris-HCl, PEG6000 Resolution 1.76 Å R-free 0.228
2 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain F; UniProt 2–6 Not recorded Major histocompatibility complex class I × 1 Beta-2-microglobulin × 1 (Q6V7J5) ZN ZINC ION × 5 EDO 1,2-ETHANEDIOL × 15 TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL × 1 MYR MYRISTIC ACID × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7.2;293 K;Zinc chloride, Tris-HCl, PEG6000 Resolution 1.76 Å R-free 0.228
3 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain I; UniProt 2–6 Not recorded Major histocompatibility complex class I × 1 Beta-2-microglobulin × 1 (Q6V7J5) ZN ZINC ION × 3 EDO 1,2-ETHANEDIOL × 16 CL CHLORIDE ION × 1 MYR MYRISTIC ACID × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7.2;293 K;Zinc chloride, Tris-HCl, PEG6000 Resolution 1.76 Å R-free 0.228
4 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain L; UniProt 2–6 Not recorded Major histocompatibility complex class I × 1 Beta-2-microglobulin × 1 (Q6V7J5) ZN ZINC ION × 4 EDO 1,2-ETHANEDIOL × 18 CL CHLORIDE ION × 1 MYR MYRISTIC ACID × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7.2;293 K;Zinc chloride, Tris-HCl, PEG6000 Resolution 1.76 Å R-free 0.228

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 NEF_SIVS4
Isoform
PDB entities 3
Chains and sequence ranges Author chain C; PDBConstruct 1–5; UniProt 2–6 Author chain F; PDBConstruct 1–5; UniProt 2–6 Author chain I; PDBConstruct 1–5; UniProt 2–6 Author chain L; PDBConstruct 1–5; UniProt 2–6

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 4zfz

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4zfz
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4zfz
Deposition date deposition_date2015-04-22
Structure title titleCrystal structure of rhesus macaque MHC class I molecule Mamu-B*098 complexed with myristoylated 5-mer lipopeptide derived from SIV Nef protein
Keywords keywordsMHC, lipopeptide, Antigen presentation, AIDS, 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_guinier53.72
Radius of gyration Rg (electron density) rg_electron54.18
Forward intensity I(0) i0530623000.00
Molecular weight molecular_weight181420.0 kDa
Excluded volume excluded_volume222730 ų
Envelope volume envelope_volume339420 ų
Hydration-shell volume shell_volume57125 ų
Envelope diameter envelope_diameter190.3
Shell Rg shell_rg50.62
Envelope Rg envelope_rg52.50
Shape Rg shape_rg54.19
Total Rg total_rg54.05
Total atoms total_atoms12713
Residues n_residues1528
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 dmax178.4
Rg (real space) rg_real54.18
Rg uncertainty (real space) rg_real_error2.54
I(0) (real space) i0_real5.3060e+08
I(0) uncertainty (real space) i0_real_error1.2010e+07
Rg (reciprocal space) rg_reciprocal53.33
I(0) (reciprocal space) i0_reciprocal530000000.0000
Solution quality estimate total_estimate0.8159
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary49.2
Skewness Skewness skewness0.503
Kurtosis Kurtosis kurtosis-0.353
Angular range angular_range— – 0.1450 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha24020000.0000
Real-space data points n_real_points30
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.863; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.872; Smooth: 0.144

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (9)

7. Fold Classification (SCOP + CATH) 12 domains

CATH v4.4 (12 domains)

Domain ID domain_id4zfzA01
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_id4zfzA02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id4zfzB00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id4zfzD01
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_id4zfzD02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id4zfzE00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id4zfzG01
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_id4zfzG02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id4zfzH00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id4zfzJ01
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_id4zfzJ02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id4zfzK00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins

8. Citations (1)

9. Files and Curves (10)