3F04 | pdb_00003f04

Crystal Structure of Synaptotagmin I C2A domain

• PDB DOI: https://doi.org/10.2210/pdb3F04/pdb

• Classification: METAL BINDING PROTEIN
• Organism(s): Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2008-10-24 Released: 2009-09-08 
• Deposition Author(s): Guo, F., Dakshinamurthy, R., Thallapuranam, S.K.K., Sakon, J.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.35 Å
• R-Value Free: 
  0.224 (Depositor), 0.220 (DCC) 
• R-Value Work: 
  0.194 (Depositor), 0.190 (DCC) 
• R-Value Observed: 
  0.196 (Depositor) 

Literature

Cystal structure of synaptotagmin I C2A

Guo, F., Dakshinamurthy, R., Thallapuranam, S.K.K., Sakon, J.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 16.13 kDa 
• Atom Count: 1,478 
• Modeled Residue Count: 136 
• Deposited Residue Count: 143 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Synaptotagmin-1	A	143	Homo sapiens	Mutation(s): 0  Gene Names: SYT1, SVP65, SYT
UniProt & NIH Common Fund Data Resources
Find proteins for P21579 (Homo sapiens) Explore P21579  Go to UniProtKB:  P21579
PHAROS:  P21579 GTEx:  ENSG00000067715

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	B [auth A], C [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.35 Å
• R-Value Free:  0.224 (Depositor), 0.220 (DCC) 
• R-Value Work:  0.194 (Depositor), 0.190 (DCC) 
• R-Value Observed: 0.196 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 41.99	α = 90
b = 38.67	β = 97.26
c = 44.33	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2009-09-08 
Deposition Author(s): Guo, F., Dakshinamurthy, R., Thallapuranam, S.K.K., Sakon, J.

Revision History  

• Version 1.0: 2009-09-08
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2017-10-25
  Changes: Refinement description
• Version 1.3: 2023-12-27
  Changes: Data collection, Database references, Derived calculations