PDBsum entry 7ddb

Antifreeze protein

PDB id: 7ddb

Contents

Protein chains

223 a.a.

Metals

_MG ×3

Waters ×554

PDB id:

7ddb

Name:

Antifreeze protein

Title:

Crystal structure of fungal antifreeze protein with intermediate activity

Structure:

Antifreeze protein. Chain: a, b. Engineered: yes. Mutation: yes

Source:

Typhula ishikariensis. Gray snow mold fungus. Organism_taxid: 69361. Gene: k1-c. Expressed in: escherichia coli bl21(de3). Expression_system_taxid: 469008

Resolution:

1.72Å R-factor: 0.210 R-free: 0.246

Authors:

N.M.M.U.Khan,T.Arai,S.Tsuda,H.Kondo

Key ref:

N.M.U.Khan et al. (2021). Characterization of microbial antifreeze protein with intermediate activity suggests that a bound-Water net essential for hyperactivity.. Sci rep, 11, 5971. PubMed id: 33727595

Date:

28-Oct-20 Release date: 03-Nov-21

Protein chains

Q76CE7  (Q76CE7_TYPIS) -  Antifreeze protein from Typhula ishikariensis

Seq: 243 a.a.

Struc: 223 a.a.*

* PDB and UniProt seqs differ at 1 residue position (black cross)