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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: Spermidine synthase

UniprotKB/SwissProt ID: P19623 (P19623)

Gene Name: SRM

Organism: Homo sapiens (Human)

Function: Catalyzes the production of spermidine from putrescine and decarboxylated S-adenosylmethionine (dcSAM). Has a strong preference for putrescine as substrate, and has very low activity towards 1,3-diaminopropane. Has extremely low activity towards spermidine

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization:

Graphical Visualization of S-nitrosylation Sites:
InterPro ID Domain Name
IPR030374 PABS
IPR030373 PABS_CS
IPR029063 SAM-dependent_MTases_sf
IPR001045 Spermi_synthase
IPR030668 Spermi_synthase_euk
IPR035246 Spermidine_synt_N
IPR037163 Spermidine_synt_N_sf

The S-nitrosylation sites of P19623

No. Position S-nitrosylated Peptide Secondary Structure of S-nitrosylated Peptide Solvent Accessibility of nitrosylated Site PubMed ID
1 123 KHPSVESVVQ C EIDEDVIQVS   
2 71 NVLVLDGVIQ C TERDEFSYQE   
3 89 YQEMIANLPL C SHPNPRKVLI