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4bkf

crystal structure of the human EphA4 ectodomain in complex with human ephrinB3

Method: X-RAY DIFFRACTION
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1. Protein Identity and Related Structures Protein Identity & Related Structures

EPHRIN TYPE-A RECEPTOR 4

HOMO SAPIENS

UniProt P54764

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 4 EPHRIN-B3 × 2 （Q15768） Consistent with protein count

Other States of the Same Protein in the Database

Monomer
2lw8 2wo1 2wo1 3ckh 3ckh 4bk4 4bk4

7 assemblies

Homodimer
3ckh

1 assemblies

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
2wo2 2wo3 3gxu 4bk5 4bka 4bkf 4m4p 4m4r 4m4r 4m4r 4m4r 4w4z

25 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name EPHA4_HUMAN
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 32–559； UniProt 20–547 Author chain B； PDBConstruct 32–559； UniProt 20–547

EPHRIN-B3

HOMO SAPIENS

UniProt Q15768

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 4 EPHRIN TYPE-A RECEPTOR 4 × 2 （P54764） 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
4bkf

1 assemblies

View Construct and Data Evidence
UniProt name EFNB3_HUMAN
Isoform —
PDB entities 2
Chains and sequence ranges Author chain C； PDBConstruct 32–174； UniProt 27–169 Author chain D； PDBConstruct 32–174； UniProt 27–169

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.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id4bkf
Deposition date deposition_date2013-04-24
Structure title titlecrystal structure of the human EphA4 ectodomain in complex with human ephrinB3
Keywords keywords;TRANSFERASE, CELL ADHESION, CELL REPULSION, RECEPTOR CLUSTERING, RECEPTOR CIS INTERACTION, ERYTHROPOETIN-PRODUCING HEPATOCELLULAR RECEPTOR, LBD, SUSHI, EGF, FN ;; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION
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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.

4bkf__assembly_1__model_1

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

Download this curve (.dat)

4bkf__assembly_1__model_1 | I(q)

10-2 10-1 105 106 107 108 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

4bkf__assembly_1__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）57.67 Å
Rg (electron density)58.38 Å
Total Rg58.06 Å
Atom count10126
Residues1292
Excluded volume178470 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 4bkf__assembly_1__model_1 tetrameric （4） Success 4.1.3-1-20251215 (887e7ef) View Download
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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (2)

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7. Citations (1)