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3tl8

The AvrPtoB-BAK1 complex reveals two structurally similar kinaseinteracting domains in a single type III effector

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

BRASSINOSTEROID INSENSITIVE 1-associated receptor kinase 1

Arabidopsis thaliana

UniProt Q94F62

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 2 Effector protein HopAB2 × 1 （Q8RSY1） water × 2 Consistent with protein count
2 Protein heterocomplex Heteromer Protein 2 Effector protein HopAB2 × 1 （Q8RSY1） water × 2 Consistent with protein count
3 Protein heterocomplex Heteromer Protein 2 Effector protein HopAB2 × 1 （Q8RSY1） water × 2 Consistent with protein count
4 Protein heterocomplex Heteromer Protein 2 Effector protein HopAB2 × 1 （Q8RSY1） water × 2 Consistent with protein count

Other States of the Same Protein in the Database

Monomer
3uim 3ulz

2 assemblies

Homodimer
3ulz

1 assemblies

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
3tl8 3tl8 3tl8 3tl8 4m7e 4m7e 4mn8 8wec 8wec 8wed 8wed 8yaa

13 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name BAK1_ARATH
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–341； UniProt 250–590 Author chain D； PDBConstruct 1–341； UniProt 250–590 Author chain G； PDBConstruct 1–341； UniProt 250–590 Author chain H； PDBConstruct 1–341； UniProt 250–590

Effector protein HopAB2

Pseudomonas syringae pv. tomato

UniProt Q8RSY1

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 2 BRASSINOSTEROID INSENSITIVE 1-associated receptor kinase 1 × 1 （Q94F62） water × 2 Consistent with protein count
2 Protein heterocomplex Heteromer Protein 2 BRASSINOSTEROID INSENSITIVE 1-associated receptor kinase 1 × 1 （Q94F62） water × 2 Consistent with protein count
3 Protein heterocomplex Heteromer Protein 2 BRASSINOSTEROID INSENSITIVE 1-associated receptor kinase 1 × 1 （Q94F62） water × 2 Consistent with protein count
4 Protein heterocomplex Heteromer Protein 2 BRASSINOSTEROID INSENSITIVE 1-associated receptor kinase 1 × 1 （Q94F62） water × 2 Consistent with protein count

Other States of the Same Protein in the Database

Monomer
2fd4 3hgl

2 assemblies

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
3hgk 3hgk 3hgk 3hgk 3tl8 3tl8 3tl8 3tl8

8 assemblies

View Construct and Data Evidence
UniProt name HPAB2_PSESM
Isoform —
PDB entities 2
Chains and sequence ranges Author chain B； PDBConstruct 8–117； UniProt 250–359 Author chain F； PDBConstruct 8–117； UniProt 250–359 Author chain K； PDBConstruct 8–117； UniProt 250–359 Author chain L； PDBConstruct 8–117； UniProt 250–359

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_id3tl8
Deposition date deposition_date2011-08-29
Structure title titleThe AvrPtoB-BAK1 complex reveals two structurally similar kinaseinteracting domains in a single type III effector
Keywords keywords;Plant immunity, Pseudomonas syringae, Solanum lycopersicum, PAMP-triggered immunity, Bacterial pathogenesis, TRANSFERASE-LIGASE complex ;; TRANSFERASE/LIGASE
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.

3tl8__assembly_3__model_1

Assembly 3 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

3tl8__assembly_3__model_1 | I(q)

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

3tl8__assembly_3__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）22.58 Å
Rg (electron density)21.46 Å
Total Rg22.33 Å
Atom count3111
Residues389
Excluded volume55309 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 3tl8__assembly_1__model_1 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
2 1 3tl8__assembly_2__model_1 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
3 1 3tl8__assembly_3__model_1 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
4 1 3tl8__assembly_4__model_1 dimeric （2） 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 (3)

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6. Fold Classification (SCOP + CATH) 16 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd3tl8a_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.144 — Protein kinase-like (PK-like)
Superfamily Superfamily superfamilyd.144.1 — Protein kinase-like (PK-like)
Family Family familyd.144.1.0 — automated matches
Domain ID domain_idd3tl8d_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.144 — Protein kinase-like (PK-like)
Superfamily Superfamily superfamilyd.144.1 — Protein kinase-like (PK-like)
Family Family familyd.144.1.0 — automated matches
Domain ID domain_idd3tl8g_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.144 — Protein kinase-like (PK-like)
Superfamily Superfamily superfamilyd.144.1 — Protein kinase-like (PK-like)
Family Family familyd.144.1.0 — automated matches
Domain ID domain_idd3tl8h_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.144 — Protein kinase-like (PK-like)
Superfamily Superfamily superfamilyd.144.1 — Protein kinase-like (PK-like)
Family Family familyd.144.1.0 — automated matches

CATH v4.4 (12 domains)

Domain ID domain_id3tl8A01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology200 — Phosphorylase Kinase; domain 1
Homologous superfamily homologous superfamily20 — Phosphorylase Kinase; domain 1
Domain ID domain_id3tl8A02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology510 — Transferase(Phosphotransferase); domain 1
Homologous superfamily homologous superfamily10 — Transferase(Phosphotransferase) domain 1
Domain ID domain_id3tl8B00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1280 — Monooxygenase
Homologous superfamily homologous superfamily220 — Effector protein HopAB, BAK1-interacting domain
Domain ID domain_id3tl8D01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology200 — Phosphorylase Kinase; domain 1
Homologous superfamily homologous superfamily20 — Phosphorylase Kinase; domain 1
Domain ID domain_id3tl8D02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology510 — Transferase(Phosphotransferase); domain 1
Homologous superfamily homologous superfamily10 — Transferase(Phosphotransferase) domain 1
Domain ID domain_id3tl8F00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1280 — Monooxygenase
Homologous superfamily homologous superfamily220 — Effector protein HopAB, BAK1-interacting domain
Domain ID domain_id3tl8G01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology200 — Phosphorylase Kinase; domain 1
Homologous superfamily homologous superfamily20 — Phosphorylase Kinase; domain 1
Domain ID domain_id3tl8G02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology510 — Transferase(Phosphotransferase); domain 1
Homologous superfamily homologous superfamily10 — Transferase(Phosphotransferase) domain 1
Domain ID domain_id3tl8H01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology200 — Phosphorylase Kinase; domain 1
Homologous superfamily homologous superfamily20 — Phosphorylase Kinase; domain 1
Domain ID domain_id3tl8H02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology510 — Transferase(Phosphotransferase); domain 1
Homologous superfamily homologous superfamily10 — Transferase(Phosphotransferase) domain 1
Domain ID domain_id3tl8K00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1280 — Monooxygenase
Homologous superfamily homologous superfamily220 — Effector protein HopAB, BAK1-interacting domain
Domain ID domain_id3tl8L00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1280 — Monooxygenase
Homologous superfamily homologous superfamily220 — Effector protein HopAB, BAK1-interacting domain
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7. Citations (1)