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1oxk

Complex between YPD1 and SLN1 response regulator domain in space group P3(2)

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

Ypd1p

Saccharomyces cerevisiae

UniProt Q07688

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 2 SLN1 × 1 （P39928） SULFATE ION × 3 water × 2 Consistent with protein count
2 Protein heterocomplex Heteromer Protein 2 SLN1 × 1 （P39928） SULFATE ION × 3 water × 2 Consistent with protein count
3 Protein heterocomplex Heteromer Protein 2 SLN1 × 1 （P39928） SULFATE ION × 3 water × 2 Consistent with protein count
4 Protein heterocomplex Heteromer Protein 2 SLN1 × 1 （P39928） SULFATE ION × 3 water × 2 Consistent with protein count
5 Protein heterocomplex Heteromer Protein 2 SLN1 × 1 （P39928） SULFATE ION × 3 water × 2 Consistent with protein count
6 Protein heterocomplex Heteromer Protein 2 SLN1 × 1 （P39928） SULFATE ION × 3 water × 2 Consistent with protein count
7 Protein heterocomplex Heteromer Protein 8 SLN1 × 4 （P39928） SULFATE ION × 12 water × 8 Consistent with protein count

Other States of the Same Protein in the Database

Monomer
1c03 1c03 1c03 1c03 1qsp 1qsp 6m7w

7 assemblies

Homodimer
1c02

1 assemblies

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1oxb 1oxk 1oxk 1oxk 1oxk 1oxk 1oxk 1oxk 2r25 5kbx

10 assemblies

View Construct and Data Evidence
UniProt name Q07688_YEAST
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–166； UniProt 2–167 Author chain C； PDBConstruct 1–166； UniProt 2–167 Author chain E； PDBConstruct 1–166； UniProt 2–167 Author chain G； PDBConstruct 1–166； UniProt 2–167 Author chain I； PDBConstruct 1–166； UniProt 2–167 Author chain K； PDBConstruct 1–166； UniProt 2–167

SLN1

Saccharomyces cerevisiae

UniProt P39928

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 2 Ypd1p × 1 （Q07688） SULFATE ION × 3 water × 2 Consistent with protein count
2 Protein heterocomplex Heteromer Protein 2 Ypd1p × 1 （Q07688） SULFATE ION × 3 water × 2 Consistent with protein count
3 Protein heterocomplex Heteromer Protein 2 Ypd1p × 1 （Q07688） SULFATE ION × 3 water × 2 Consistent with protein count
4 Protein heterocomplex Heteromer Protein 2 Ypd1p × 1 （Q07688） SULFATE ION × 3 water × 2 Consistent with protein count
5 Protein heterocomplex Heteromer Protein 2 Ypd1p × 1 （Q07688） SULFATE ION × 3 water × 2 Consistent with protein count
6 Protein heterocomplex Heteromer Protein 2 Ypd1p × 1 （Q07688） SULFATE ION × 3 water × 2 Consistent with protein count
7 Protein heterocomplex Heteromer Protein 8 Ypd1p × 4 （Q07688） SULFATE ION × 12 water × 8 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
1oxb 1oxk 1oxk 1oxk 1oxk 1oxk 1oxk 1oxk 2r25

9 assemblies

View Construct and Data Evidence
UniProt name SLN1_YEAST
Isoform —
PDB entities 2
Chains and sequence ranges Author chain B； PDBConstruct 1–134； UniProt 1087–1220 Author chain D； PDBConstruct 1–134； UniProt 1087–1220 Author chain F； PDBConstruct 1–134； UniProt 1087–1220 Author chain H； PDBConstruct 1–134； UniProt 1087–1220 Author chain J； PDBConstruct 1–134； UniProt 1087–1220 Author chain L； PDBConstruct 1–134； UniProt 1087–1220

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_id1oxk
Deposition date deposition_date2003-04-02
Structure title titleComplex between YPD1 and SLN1 response regulator domain in space group P3(2)
Keywords keywords;phosphorelay protein, two-component signaling protein, response regulator, HPt domain, histidine-containing phosphotransfer protein, Ypd1p, Sln1p, SIGNALING PROTEIN ;; SIGNALING PROTEIN
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.

1oxk__assembly_1__model_1

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

Download this curve (.dat)

1oxk__assembly_1__model_1 | I(q)

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

1oxk__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）20.89 Å
Rg (electron density)20.00 Å
Total Rg20.76 Å
Atom count2233
Residues284
Excluded volume39911 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1oxk__assembly_1__model_1 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
2 1 1oxk__assembly_2__model_1 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
3 1 1oxk__assembly_3__model_1 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
4 1 1oxk__assembly_4__model_1 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
5 1 1oxk__assembly_5__model_1 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
6 1 1oxk__assembly_6__model_1 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
7 1 1oxk__assembly_7__model_1 octameric （8） 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 (4)

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6. Fold Classification (SCOP + CATH) 24 domains

SCOP 2.08 (12 domains)

Domain ID domain_idd1oxka_
Class classa — All alpha proteins
Fold Fold folda.24 — Four-helical up-and-down bundle
Superfamily Superfamily superfamilya.24.10 — Histidine-containing phosphotransfer domain, HPT domain
Family Family familya.24.10.2 — Phosphorelay protein-like
Domain ID domain_idd1oxkb_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.23 — Flavodoxin-like
Superfamily Superfamily superfamilyc.23.1 — CheY-like
Family Family familyc.23.1.1 — CheY-related
Domain ID domain_idd1oxkc_
Class classa — All alpha proteins
Fold Fold folda.24 — Four-helical up-and-down bundle
Superfamily Superfamily superfamilya.24.10 — Histidine-containing phosphotransfer domain, HPT domain
Family Family familya.24.10.2 — Phosphorelay protein-like
Domain ID domain_idd1oxkd_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.23 — Flavodoxin-like
Superfamily Superfamily superfamilyc.23.1 — CheY-like
Family Family familyc.23.1.1 — CheY-related
Domain ID domain_idd1oxke_
Class classa — All alpha proteins
Fold Fold folda.24 — Four-helical up-and-down bundle
Superfamily Superfamily superfamilya.24.10 — Histidine-containing phosphotransfer domain, HPT domain
Family Family familya.24.10.2 — Phosphorelay protein-like
Domain ID domain_idd1oxkf_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.23 — Flavodoxin-like
Superfamily Superfamily superfamilyc.23.1 — CheY-like
Family Family familyc.23.1.1 — CheY-related
Domain ID domain_idd1oxkg_
Class classa — All alpha proteins
Fold Fold folda.24 — Four-helical up-and-down bundle
Superfamily Superfamily superfamilya.24.10 — Histidine-containing phosphotransfer domain, HPT domain
Family Family familya.24.10.2 — Phosphorelay protein-like
Domain ID domain_idd1oxkh_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.23 — Flavodoxin-like
Superfamily Superfamily superfamilyc.23.1 — CheY-like
Family Family familyc.23.1.1 — CheY-related
Domain ID domain_idd1oxki_
Class classa — All alpha proteins
Fold Fold folda.24 — Four-helical up-and-down bundle
Superfamily Superfamily superfamilya.24.10 — Histidine-containing phosphotransfer domain, HPT domain
Family Family familya.24.10.2 — Phosphorelay protein-like
Domain ID domain_idd1oxkj_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.23 — Flavodoxin-like
Superfamily Superfamily superfamilyc.23.1 — CheY-like
Family Family familyc.23.1.1 — CheY-related
Domain ID domain_idd1oxkk_
Class classa — All alpha proteins
Fold Fold folda.24 — Four-helical up-and-down bundle
Superfamily Superfamily superfamilya.24.10 — Histidine-containing phosphotransfer domain, HPT domain
Family Family familya.24.10.2 — Phosphorelay protein-like
Domain ID domain_idd1oxkl_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.23 — Flavodoxin-like
Superfamily Superfamily superfamilyc.23.1 — CheY-like
Family Family familyc.23.1.1 — CheY-related

CATH v4.4 (12 domains)

Domain ID domain_id1oxkA00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily160 — HPT domain
Domain ID domain_id1oxkB00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily2300 — Response regulator
Domain ID domain_id1oxkC00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily160 — HPT domain
Domain ID domain_id1oxkD00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily2300 — Response regulator
Domain ID domain_id1oxkE00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily160 — HPT domain
Domain ID domain_id1oxkF00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily2300 — Response regulator
Domain ID domain_id1oxkG00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily160 — HPT domain
Domain ID domain_id1oxkH00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily2300 — Response regulator
Domain ID domain_id1oxkI00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily160 — HPT domain
Domain ID domain_id1oxkJ00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily2300 — Response regulator
Domain ID domain_id1oxkK00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily160 — HPT domain
Domain ID domain_id1oxkL00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily2300 — Response regulator
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7. Citations (2)