PSBQ2_ARATH - PTM Information in dbPTM

Basic Information of Protein

• UniProt ID: PSBQ2_ARATH
• UniProt AC: Q41932
• Protein Name: Oxygen-evolving enhancer protein 3-2, chloroplastic
• Gene Name: PSBQ2
• Organism: Arabidopsis thaliana (Mouse-ear cress).
• Sequence Length: 230
• Subcellular Localization: Plastid, chloroplast thylakoid membrane ; Peripheral membrane protein ; Lumenal side . Associated with the photosystem II complex.
• Protein Description: Required for photosystem II assembly/stability and photoautotrophic growth under low light conditions..
• Protein Sequence: MAQAVTSMAGLRGASQAVLEGSLQINGSNRLNISRVSVGSQRTGLVIRAQQNVSVPESSRRSVIGLVAAGLAGGSFVKAVFAEAIPIKVGGPPLPSGGLPGTDNSDQARDFSLALKDRFYIQPLSPTEAAARAKDSAKEIINVKSFIDKKAWPYVQNDLRLRASYLRYDLNTVISAKPKEEKQSLKDLTAKLFQTIDNLDYAARSKSSPDAEKYYSETVSSLNNVLAKLG

Overview of Protein Modification Sites with Functional and Structural Information

Experimental Post-Translational Modification Sites

* ASA = Accessible Surface Area

Locations	Modification	Substrate Peptides & Secondary Structure	ASA (%)	Reference
120	Phosphorylation	LALKDRFYIQPLSPT HHCCCCEEECCCCHH	10.27	19376835
125	Phosphorylation	RFYIQPLSPTEAAAR CEEECCCCHHHHHHH	36.14	30291188
127	Phosphorylation	YIQPLSPTEAAARAK EECCCCHHHHHHHCH	34.58	23776212
195	Phosphorylation	LTAKLFQTIDNLDYA HHHHHHHHHHHHHHH	23.98	-
215	Phosphorylation	SPDAEKYYSETVSSL CCCHHHHHHHHHHHH	15.88	-
216	Phosphorylation	PDAEKYYSETVSSLN CCHHHHHHHHHHHHH	24.57	22092075
218	Phosphorylation	AEKYYSETVSSLNNV HHHHHHHHHHHHHHH	21.54	-

Upstream regulatory proteins (kinases for phosphorylation sites, E3 ubiquitin ligases of ubiquitination sites, ...)

Oops, there are no upstream regulatory protein records of PSBQ2_ARATH !!

Functions of PTM Sites

Oops, there are no descriptions of PTM sites of PSBQ2_ARATH !!

Disease-associated PTM Sites based on SAP

* Distance = the distance between SAP position and PTM sites.

Oops, there are no SNP-PTM records of PSBQ2_ARATH !!

Protein-Protein Interaction

Interacting Protein	Gene Name	Interaction Type	PPI Reference
HS23M_ARATH	HSP23.6-MITO	physical	21798944

Drug and Disease Associations

• Kegg Drug
• DrugBank
• There are no disease associations of PTM sites.

Related Literatures of Post-Translational Modification

Phosphorylation

"Large-scale Arabidopsis phosphoproteome profiling reveals novelchloroplast kinase substrates and phosphorylation networks.";
Reiland S., Messerli G., Baerenfaller K., Gerrits B., Endler A.,Grossmann J., Gruissem W., Baginsky S.;
Plant Physiol. 150:889-903(2009).
Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-125, AND MASSSPECTROMETRY.
PubMed: 19376835