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

e4xb0B1 - ECOD Domain | ECOD

ECOD/Domains/e4xb0B1

e4xb0B1

UID: 001551970

PDB

Range: B:591-681
PDB: 4XB0 chain B(all domains)
UniProt: Q9NYY3 (all domains)
Gene: PLK2

Molecule: Serine/threonine-protein kinase PLK2

3D Structure

Loading viewer...

Related Domains

Browse other domains in POLO_box →

Classification

AArchitecturea+b two layers(a.11)

XX-groupRIP/Polo-box domain(292)

HH-groupPolo-box domain(292.2)

TT-groupPolo-box domain(292.2.1)

FFamilyPOLO_box(292.2.1.1)

Ligands

in contact, ≤ 4 Å

Chloride ionCL

+ 1 additive (Phosphate ion)

Phosphate ionPO4
DrugBank DB14523

Shown in the structure viewer. Drug annotations from DrugDomain.

Pfam Families

PF00659POLO_box

POLO box duplicated region

ClanCL0708Polo-box

External Links

ECOD PDB View: 4XB0 RCSB PDB: 4XB0 PDBe: 4XB0 UniProt: Q9NYY3

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure