ECODEvolutionary Classification of Protein Domains

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PDB 1A9B

X-RAY DIFFRACTION3.20 Å6 chains6 ECOD domains

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3D Structure(domains colored, ligands/nucleic acids shown)

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Domains by Chain

Chain AHLA CLASS I HISTOCOMPATIBILITY ANTIGEN, B-35 B*3501 (ALPHA CHAIN)view chain

2 domains

e1a9bA1(A:182-276)e1a9bA2(A:1-181)

Chain BBETA-2-MICROGLOBULINview chain

1 domain

e1a9bB1(B:1-100)

Chain DHLA CLASS I HISTOCOMPATIBILITY ANTIGEN, B-35 B*3501 (ALPHA CHAIN)view chain

2 domains

e1a9bD1(D:182-276)e1a9bD2(D:1-181)

Chain EBETA-2-MICROGLOBULINview chain

1 domain

e1a9bE1(E:1-100)

All Domains (6)

#	Chain	Domain ID	Range	Family	Classification
1	A	e1a9bA1	A:182-276	C1-set	11 → 11.1 → 11.1.1
2	A	e1a9bA2	A:1-181	MHC_I	233 → 233.1 → 233.1.1
3	B	e1a9bB1	B:1-100	C1-set	11 → 11.1 → 11.1.1
4	D	e1a9bD1	D:182-276	C1-set	11 → 11.1 → 11.1.1
5	D	e1a9bD2	D:1-181	MHC_I	233 → 233.1 → 233.1.1
6	E	e1a9bE1	E:1-100	C1-set	11 → 11.1 → 11.1.1

Visualization Legend

ECOD domains (colored by index)Unclassified protein regionsNucleic acids (RNA/DNA)Ligands/cofactors