Structure of PDB 3n5u Chain B

Receptor sequence
>3n5uB (length=294) Species: 9606 (Homo sapiens) [Search protein sequence]
LNLDSIIGRLLEVQGSRPGKNVQLTENEIRGLCLKSREIFLSQPILLELE
APLKICGDIHGQYYDLLRLFEYGGFPPESNYLFLGDYVDRGKQSLETICL
LLAYKIKYPENFFLLRGNHECASINRIYGFYDECKRRYNIKLWKTFTDCF
NCLPIAAIVDEKIFCCHGGLSPDLQSMEQIRRIMRPTDVPDQGLLCDLLW
SDPDKDVQGWGENDRGVSFTFGAEVVAKFLHKHDLDLICRAHQVVEDGYE
FFAKRQLVTLFSAPNYCGEFDNAGAMMSVDETLMCSFQILKPAD
3D structure
PDB3n5u An overlapping kinase and phosphatase docking site regulates activity of the retinoblastoma protein.
ChainB
Resolution3.2 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D64 H66 D92 D95 R96 N124 H125 H173 R221 H248
Catalytic site (residue number reindexed from 1) D58 H60 D86 D89 R90 N118 H119 H167 R215 H242
Enzyme Commision number 3.1.3.16: protein-serine/threonine phosphatase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 MN B D64 H66 D92 Y272 D58 H60 D86 Y266
BS02 MN B D92 N124 H173 H248 D86 N118 H167 H242
Gene Ontology
Molecular Function
GO:0004721 phosphoprotein phosphatase activity
GO:0004722 protein serine/threonine phosphatase activity
GO:0005506 iron ion binding
GO:0005515 protein binding
GO:0008157 protein phosphatase 1 binding
GO:0016787 hydrolase activity
GO:0016791 phosphatase activity
GO:0017018 myosin phosphatase activity
GO:0043021 ribonucleoprotein complex binding
GO:0044877 protein-containing complex binding
GO:0046872 metal ion binding
GO:0046914 transition metal ion binding
GO:0098641 cadherin binding involved in cell-cell adhesion
Biological Process
GO:0005977 glycogen metabolic process
GO:0005979 regulation of glycogen biosynthetic process
GO:0005981 regulation of glycogen catabolic process
GO:0006470 protein dephosphorylation
GO:0010288 response to lead ion
GO:0016311 dephosphorylation
GO:0030324 lung development
GO:0032922 circadian regulation of gene expression
GO:0042752 regulation of circadian rhythm
GO:0043153 entrainment of circadian clock by photoperiod
GO:0043247 telomere maintenance in response to DNA damage
GO:0043558 regulation of translational initiation in response to stress
GO:0045725 positive regulation of glycogen biosynthetic process
GO:0048754 branching morphogenesis of an epithelial tube
GO:0051301 cell division
GO:0060828 regulation of canonical Wnt signaling pathway
GO:0098609 cell-cell adhesion
GO:2001241 positive regulation of extrinsic apoptotic signaling pathway in absence of ligand
Cellular Component
GO:0000164 protein phosphatase type 1 complex
GO:0000781 chromosome, telomeric region
GO:0005634 nucleus
GO:0005654 nucleoplasm
GO:0005730 nucleolus
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0005886 plasma membrane
GO:0005912 adherens junction
GO:0042587 glycogen granule
GO:0043025 neuronal cell body
GO:0043197 dendritic spine
GO:0043204 perikaryon
GO:0070062 extracellular exosome
GO:0072357 PTW/PP1 phosphatase complex
GO:0098793 presynapse
GO:0098794 postsynapse
GO:0098978 glutamatergic synapse

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:3n5u, PDBe:3n5u, PDBj:3n5u
PDBsum3n5u
PubMed20694007
UniProtP62136|PP1A_HUMAN Serine/threonine-protein phosphatase PP1-alpha catalytic subunit (Gene Name=PPP1CA)

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