4AE4

The UBAP1 subunit of ESCRT-I interacts with ubiquitin via a novel SOUBA domain

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0000813	cellular_component	ESCRT I complex
A	0043130	molecular_function	ubiquitin binding
A	0043162	biological_process	ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway
B	0000813	cellular_component	ESCRT I complex
B	0043130	molecular_function	ubiquitin binding
B	0043162	biological_process	ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway

Functional Information from PDB Data

site_id	AC1
Number of Residues	4
Details	BINDING SITE FOR RESIDUE NHE A 1500

Chain	Residue
A	CYS408
A	ARG411
A	LEU427
A	HOH2075

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site_id	AC2
Number of Residues	3
Details	BINDING SITE FOR RESIDUE K A 1501

Chain	Residue
A	HIS450
A	CYS452
A	LYS456

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site_id	AC3
Number of Residues	2
Details	BINDING SITE FOR RESIDUE GOL A 1502

Chain	Residue
A	LYS436
A	GLY437

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site_id	AC4
Number of Residues	1
Details	BINDING SITE FOR RESIDUE K A 1503

Chain	Residue
A	MSE449

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site_id	AC5
Number of Residues	4
Details	BINDING SITE FOR RESIDUE NHE B 1501

Chain	Residue
B	CYS408
B	ARG411
B	LEU427
B	HOH2064

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site_id	AC6
Number of Residues	2
Details	BINDING SITE FOR RESIDUE K B 1502

Chain	Residue
B	HIS450
B	CYS452

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site_id	AC7
Number of Residues	2
Details	BINDING SITE FOR RESIDUE NA B 1504

Chain	Residue
B	MSO449
B	HOH2073

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