34YP | pdb_000034yp

Substrate-binding domain of S. cerevisiae Ssc1 in complex with peptide p5

PDB DOI: https://doi.org/10.2210/pdb34YP/pdb

Classification: CHAPERONE
Organism(s): Saccharomyces cerevisiae S288C, Gallus gallus
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2026-10-13 Released: 2026-10-28
Deposition Author(s): Pitek, M., Majewski, M., Schilke, B.A., Craig, E.A., Dutkiewicz, R., Szymanski, M.R., Marszalek, J.
Funding Organization(s): Polish National Science Centre, European Molecular Biology Organization (EMBO)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.40 Å
R-Value Free:
0.274 (Depositor), 0.274 (DCC)
R-Value Work:
0.218 (Depositor), 0.218 (DCC)
R-Value Observed:
0.221 (Depositor)

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Validation slider image for 34YP

This is version 1.0 of the entry. See complete history.

Literature

Structure of substrate-binding domain of S. cerevisiae Ssc1 in complex with peptide p5

Pitek, M., Majewski, M., Schilke, B.A., Craig, E.A., Dutkiewicz, R., Szymanski, M.R., Marszalek, J.

To be published.

Macromolecule Content

Total Structure Weight: 50.66 kDa
Atom Count: 3,532
Modeled Residue Count: 454
Deposited Residue Count: 464
Unique protein chains: 2

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Import motor subunit, mitochondrial	A, B	222	Saccharomyces cerevisiae S288C	Mutation(s): 0 Gene Names: SSC1, ENS1, YJR045C, J1639 EC: 3.6.4.10
UniProt
Find proteins for P0CS90 (Saccharomyces cerevisiae (strain ATCC 204508 / S288c)) Explore P0CS90 Go to UniProtKB: P0CS90
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P0CS90
Sequence Annotations Expand
Reference Sequence

Find similar proteins by: Sequence | 3D Structure

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Aspartate aminotransferase, mitochondrial	C, D	10	Gallus gallus	Mutation(s): 0 EC: 2.6.1.1 (PDB Primary Data), 2.6.1.7 (PDB Primary Data)
UniProt
Find proteins for P00508 (Gallus gallus) Explore P00508 Go to UniProtKB: P00508
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P00508
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.40 Å
R-Value Free: 0.274 (Depositor), 0.274 (DCC)
R-Value Work: 0.218 (Depositor), 0.218 (DCC)
R-Value Observed: 0.221 (Depositor)

Space Group: P 4₃

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 72.04	α = 90
b = 72.04	β = 90
c = 93.94	γ = 90

Software Package:

Software Name	Purpose
XDS	data reduction
XDS	data scaling
PHASER	phasing
PHENIX	refinement
Coot	model building

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2026-10-28

Deposition Author(s):

Szymanski, M.R.

Funding Organization	Location	Grant Number
Polish National Science Centre	Poland	2021/41/B/NZ1/00449
European Molecular Biology Organization (EMBO)	European Union	4129

Revision History (Full details and data files)

Version 1.0: 2026-10-28
Type: Initial release