1PBK | pdb_00001pbk

HOMOLOGOUS DOMAIN OF HUMAN FKBP25

PDB DOI: https://doi.org/10.2210/pdb1PBK/pdb

Classification: ISOMERASE
Organism(s): Homo sapiens
Expression System: Escherichia coli
Mutation(s): No

Deposited: 1995-09-01 Released: 1996-10-14
Deposition Author(s): Liang, J., Hung, D.T., Schreiber, S.L., Clardy, J.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.50 Å
R-Value Free:
0.243 (Depositor)
R-Value Work:
0.185 (Depositor), 0.184 (DCC)
R-Value Observed:
0.185 (Depositor)

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Ligand Structure Quality Assessment

This is version 1.3 of the entry. See complete history.

Literature

Structure of the human 25 kDa FK506 binding protein complexed with rapamycin.

Liang, J., Hung, D.T., Schreiber, S.L., Clardy, J.

(1996) J Am Chem Soc 118: 1231-1232

Macromolecule Content

Total Structure Weight: 13.87 kDa
Atom Count: 1,028
Modeled Residue Count: 116
Deposited Residue Count: 116
Unique protein chains: 1

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
FKBP25	A	116	Homo sapiens	Mutation(s): 0 Gene Names: HUMAN HIPPOCAMPAL CDNA LIBRARY EC: 5.2.1.8
UniProt & NIH Common Fund Data Resources
Find proteins for Q00688 (Homo sapiens) Explore Q00688 Go to UniProtKB: Q00688
PHAROS: Q00688 GTEx: ENSG00000100442
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	Q00688
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
RAP Query on RAP Download:Ideal Coordinates CCD File SDF format, chain B [auth A] MOL2 format, chain B [auth A] mmCIF format, chain B [auth A]	B [auth A]	RAPAMYCIN IMMUNOSUPPRESSANT DRUG C₅₁ H₇₉ N O₁₃ QFJCIRLUMZQUOT-HPLJOQBZSA-N		Interactions Focus chain B [auth A] Interactions & Density Focus chain B [auth A]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.50 Å
R-Value Free: 0.243 (Depositor)
R-Value Work: 0.185 (Depositor), 0.184 (DCC)
R-Value Observed: 0.185 (Depositor)

Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 86	α = 90
b = 86	β = 90
c = 55.6	γ = 90

Software Package:

Software Name	Purpose
X-PLOR	model building
X-PLOR	refinement
DENZO	data reduction
X-PLOR	phasing

Structure Validation

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Ligand Structure Quality Assessment

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Entry History

Deposition Data

Released Date: 1996-10-14

Deposition Author(s):

Schreiber, S.L.

Revision History (Full details and data files)

Version 1.0: 1996-10-14
Type: Initial release
Version 1.1: 2008-03-03
Changes: Version format compliance
Version 1.2: 2011-07-13
Changes: Version format compliance
Version 1.3: 2024-02-14
Changes: Data collection, Database references, Derived calculations, Other

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.