ECODEvolutionary Classification of Protein Domains

Home Browse Search Download Help

About ECOD

ECOD (Evolutionary Classification of Protein Domains) is a hierarchical classification of protein domains based on evolutionary relationships. It combines automated sequence and structure analysis with manual curation.

Quick Links

Browse Classification
Search
Download Data
Documentation
Privacy

Resources

Grishin Lab
UT Southwestern
RCSB PDB
AlphaFold DB
ecod.database@gmail.com

© 2014-2026 Grishin Lab / HHMI / UTSW

e2ia5J2 - ECOD Domain | ECOD

ECOD/Domains/e2ia5J2

e2ia5J2

UID: 000103604

PDB

Range: J:153-301
PDB: 2IA5 chain J(all domains)
UniProt: P06855 (all domains)
Gene: pseT

Molecule: Polynucleotide kinase

3D Structure

Loading viewer...

Related Domains

Browse other domains in HAD_PNKP →

Classification

AArchitecturea/b three-layered sandwiches(a.17)

XX-groupHAD domain-like(2006)

HH-groupHAD domain-related(2006.1)

TT-groupHAD-like(2006.1.1)

FFamilyHAD_PNKP(2006.1.1.43)

Ligands

in contact, ≤ 4 Å

ArsenicARS
Magnesium ionMG
metal

+ 1 additive (Sulfate ion)

Sulfate ionSO4

Pfam Families

PF25109HAD_PNKP

Polynucleotide kinase PNKP phosphatase domain

ClanCL0137HAD

External Links

ECOD PDB View: 2IA5 RCSB PDB: 2IA5 PDBe: 2IA5 UniProt: P06855

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure

DrugBank DB14546

Shown in the structure viewer. Drug annotations from DrugDomain.