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

Resources

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

© 2014-2026 Grishin Lab / HHMI / UTSW

e4xioA1 - ECOD Domain | ECOD

ECOD/Domains/e4xioA1

e4xioA1

UID: 001725681

PDB

Range: A:229-696
PDB: 4XIO chain A(all domains)
UniProt: Q54727 (all domains)
Gene: nanB

Molecule: Sialidase B (EC 3.2.1.18) (Neuraminidase B)

3D Structure

Loading viewer...

Related Domains

Browse other domains in BNR, BNR_2 →

Classification

AArchitecturebeta duplicates or obligate multimers(a.4)

XX-groupbeta-propeller-like(5)

HH-groupbeta-propeller(5.1)

TT-group6-bladed(5.1.3)

FFamilyBNR, BNR_2(5.1.3.134)

Pfam Families

BNR/Asp-box repeat

ClanCL0186Beta_propeller

BNR repeat-like domain

ClanCL0186Beta_propeller

External Links

ECOD PDB View: 4XIO RCSB PDB: 4XIO PDBe: 4XIO UniProt: Q54727

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure