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Sep. 10, 2014:
A total of 174 experimentally verified S-nitrosylation sites on 94 S-nitrosylated proteins from individualized human colorectal cancer tissues using a label-free quantitation strategy.

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Protein Name: Mitochondrial proton/calcium exchanger protein

UniprotKB/SwissProt ID: O95202 (O95202)

Gene Name: LETM1

Organism: Homo sapiens (Human)

Function: Plays an important role in maintenance of mitochondrial morphology and in mediating either calcium or potassium/proton antiport (PubMed:18628306, PubMed:19797662, PubMed:24344246, PubMed:24898248, PubMed:29123128, PubMed:32139798, PubMed:36055214, PubMed:36321428). Mediates proton-dependent calcium efflux from mitochondrion (PubMed:19797662, PubMed:24344246, PubMed:29123128). Also functions as an electroneutral mitochondrial proton/potassium exchanger (PubMed:24898248, PubMed:36055214, PubMed:36321428). Crucial for the maintenance of mitochondrial tubular networks and for the assembly of the supercomplexes of the respiratory chain (PubMed:18628306, PubMed:36055214). Required for the maintenance of the tubular shape and cristae organization (PubMed:18628306, PubMed:32139798)

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization: Mitochondrion inner membrane

Graphical Visualization of S-nitrosylation Sites:
InterPro ID Domain Name
IPR011992 EF-hand-dom_pair
IPR018247 EF_Hand_1_Ca_BS
IPR002048 EF_hand_dom
IPR033122 LETM1-like_RBD
IPR044202 LETM1/MDM38-like

The S-nitrosylation sites of O95202

No. Position S-nitrosylated Peptide Secondary Structure of S-nitrosylated Peptide Solvent Accessibility of nitrosylated Site PubMed ID
1 203 RRERRQFLRI C ADLFRLVPFL   
2 330 NLTRPQLVAL C KLLELQSIGT   
3 552 KEEIDILSDA C SKLQEQKKSL