UniProt Summary
UniProt ID

Q16625

Entry Name

OCLN_HUMAN

Protein Name

Occludin

Primary Gene Name

OCLN

Organism

Homo sapiens (Human)

Molecular Function

Membrane Location

Cell membrane
Membrane




Biological Literature Report of Shedding
Substrate Name occludin
Cell Type
Substrate Description formation and regulation of the tight junction (TJ) paracellular permeability barrier
Substrate Function Category cell surface structure
Substrate Function Subtype
Sheddase MMP2, MMP7
Shedding-related Disease tight junction (cell junction)
Short Summary of Papers cleavage of the occludin protein by MMP is involved in estrogen's decrease of tight junctional resistance and remodeling of occludin.
Cleavage Information NONE
PMID 17038551 15472219 24665393



Cleavage Site Diagram



Topological Domains
Topological Domains
Start End
Transmembrane
67 89
Extracellular
90 135
Transmembrane
136 160
Transmembrane
171 195
Extracellular
196 243
Transmembrane
244 265



Proteolytic Cleavage
Database CutSeq Mapped Position Protease Type Evidence PMID
MEROPS DRGY*GTSL 93 peptidase 1 (mite) physiologically relevant NONE 10393706   
MEROPS RGYG*TSLL 94 peptidase 1 (mite) physiologically relevant NONE 10393706   
MEROPS GTSL*LGGS 97 peptidase 1 (mite) physiologically relevant NONE 10393706   
ASCENT GYGY*GYGY 122 UNKNOWN subtiligase-based N-terminal sequencing 33536314   
ASCENT GYGY*GYGY 122 UNKNOWN subtiligase-based N-terminal sequencing 33536314   
ASCENT GYGY*GYGY 122 UNKNOWN subtiligase-based N-terminal sequencing
ASCENT GYGY*GYGY 124 UNKNOWN subtiligase-based N-terminal sequencing 33536314   
MEROPS PTAQ*SSGS 202 allergen 13 (Penicillium sp.) physiologically relevant Mass spectroscopy 16436150   
MEROPS YGSQ*IYAL 211 allergen 13 (Penicillium sp.) physiologically relevant Mass spectroscopy 16436150   
MEROPS AATG*LYVD 226 matrix metallopeptidase-7 physiologically relevant consensus sequence 17038551   
MEROPS ERVD*SPMA 320 caspase-3 physiologically relevant NONE 15054114   
PMAP ERVD*SPMA 320 caspase-3 This entry is based on an experiment N-terminal sequencing 15054114   
MEROPS RAGR*SKRT 389 trypsin 1 not physiologically relevant NONE 14512431   
PAPER No_information MMP2 15472219   
PMAP No_information peptidase 1 (mite) This entry is based on an experiment Gel electrophoresis 10393706   



Secretome Detection
Secretome Database Cell Type or Body Fluid PubMed Reference
HCSD cancer(prostate cancer) 22908226