1z1v

NMR structure of the Saccharomyces cerevisiae Ste50 SAM domain

Method: SOLUTION NMR
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1. Protein Identity and Related Structures Protein Identity & Related Structures

STE50 protein

Saccharomyces cerevisiae

UniProt P25344

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein monomer Monomer Protein 1 No other associated polymer Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name ST50_YEAST
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 5–80; UniProt 32–107

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_id1z1v
Deposition date deposition_date2005-03-06
Structure title titleNMR structure of the Saccharomyces cerevisiae Ste50 SAM domain
Keywords keywordsall helix protein, SAM domain, CELL CYCLE; CELL CYCLE
Experimental Method methodSOLUTION NMR
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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.

1z1v__assembly_1__model_1

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

Download this curve (.dat)

1z1v__assembly_1__model_1 | I(q)

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

1z1v__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)12.64 Å
Rg (electron density)10.93 Å
Total Rg12.36 Å
Atom count1110
Residues70
Excluded volume9949 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1z1v__assembly_1__model_1 monomeric (1) 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 (1)

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6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1z1va_
Class classa — All alpha proteins
Fold Fold folda.60 — SAM domain-like
Superfamily Superfamily superfamilya.60.1 — SAM/Pointed domain
Family Family familya.60.1.2 — SAM (sterile alpha motif) domain

CATH v4.4 (1 domains)

Domain ID domain_id1z1vA00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology150 — DNA polymerase; domain 1
Homologous superfamily homologous superfamily50 — Transcription Factor, Ets-1
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7. Citations (1)