← Back to search
1ed3

CRYSTAL STRUCTURE OF RAT MINOR HISTOCOMPATIBILITY ANTIGEN COMPLEX RT1-AA/MTF-E.

Method: X-RAY DIFFRACTION
▼

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

CLASS I MAJOR HISTOCOMPATIBILITY ANTIGEN RT1-AA

Rattus norvegicus

UniProt P16391

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 3 BETA-2-MICROGLOBULIN × 1 （P07151） PEPTIDE MTF-E (13N3E) × 1 （P05504） water × 3 Consistent with protein count
2 Protein heterocomplex Heteromer Protein 3 BETA-2-MICROGLOBULIN × 1 （P07151） PEPTIDE MTF-E (13N3E) × 1 （P05504） water × 3 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1ed3 1ed3 1kjm

3 assemblies

View Construct and Data Evidence
UniProt name HA12_RAT
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–275； UniProt 25–299 Author chain D； PDBConstruct 1–275； UniProt 25–299

BETA-2-MICROGLOBULIN

Rattus norvegicus

UniProt P07151

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 3 CLASS I MAJOR HISTOCOMPATIBILITY ANTIGEN RT1-AA × 1 （P16391） PEPTIDE MTF-E (13N3E) × 1 （P05504） water × 3 Consistent with protein count
2 Protein heterocomplex Heteromer Protein 3 CLASS I MAJOR HISTOCOMPATIBILITY ANTIGEN RT1-AA × 1 （P16391） PEPTIDE MTF-E (13N3E) × 1 （P05504） water × 3 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1ed3 1ed3 1frt 1i1a 1kjm 1kjv 3fru 3fru 3fru 6nf7 6nf7 6nf7

14 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name B2MG_RAT
Isoform —
PDB entities 2
Chains and sequence ranges Author chain B； PDBConstruct 1–99； UniProt 21–119 Author chain E； PDBConstruct 1–99； UniProt 29–119

PEPTIDE MTF-E (13N3E)

OrganismNot specified

UniProt P05504

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 3 CLASS I MAJOR HISTOCOMPATIBILITY ANTIGEN RT1-AA × 1 （P16391） BETA-2-MICROGLOBULIN × 1 （P07151） water × 3 Consistent with protein count
2 Protein heterocomplex Heteromer Protein 3 CLASS I MAJOR HISTOCOMPATIBILITY ANTIGEN RT1-AA × 1 （P16391） BETA-2-MICROGLOBULIN × 1 （P07151） water × 3 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1ed3 1ed3

2 assemblies

View Construct and Data Evidence
UniProt name ATP6_RAT
Isoform —
PDB entities 3
Chains and sequence ranges Author chain C； PDBConstruct 1–13； UniProt 29–41 Author chain F； PDBConstruct 1–13； UniProt 29–41

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.

▼

2. Structure Basics 2. Structure Basics

Entry ID entry_id1ed3
Deposition date deposition_date2000-01-26
Structure title titleCRYSTAL STRUCTURE OF RAT MINOR HISTOCOMPATIBILITY ANTIGEN COMPLEX RT1-AA/MTF-E.
Keywords keywords;major histocompatibility complex, rat minor histocompatibility complex, MHC, immunology, peptide antigen presentation, cellular immunity, cell surface receptor, T cell receptor ligand, IMMUNE SYSTEM ;; IMMUNE SYSTEM
Experimental Method methodX-RAY DIFFRACTION
▼

3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

1ed3__assembly_2__model_1

Assembly 2 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

1ed3__assembly_2__model_1 | I(q)

10-2 10-1 105 106 107 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

1ed3__assembly_2__model_1 | P(r) · Pending

The new assembly/model P(r) has not been calculated yet This placeholder does not display legacy data r (Angstrom) P(r)
P(r) will be calculated and displayed separately for the same assembly/model.
Rg（Guinier）24.23 Å
Rg (electron density)23.27 Å
Total Rg24.17 Å
Atom count3190
Residues387
Excluded volume56084 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1ed3__assembly_1__model_1 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
2 1 1ed3__assembly_2__model_1 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
▶

4. Crystallography and Experiment 4. Crystallography & Experiment

▶

5. Entities and Polymers Entities & Polymers (4)

▼

6. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (6 domains)

Domain ID domain_idd1ed3a1
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_idd1ed3a2
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_idd1ed3b_
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_idd1ed3d1
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_idd1ed3d2
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_idd1ed3e_
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 (6 domains)

Domain ID domain_id1ed3A01
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_id1ed3A02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id1ed3B00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id1ed3D01
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_id1ed3D02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id1ed3E00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
▶

7. Citations (6)