Structure of PDB 4l87 Chain A

Receptor sequence
>4l87A (length=476) Species: 9606 (Homo sapiens) [Search protein sequence]
VLDLDLFRVDKGGDPALIRETQEKRFKDPGLVDQLVKADSEWRRCRFRAD
NLNKLKNLCSKTIGEKMKKKEPVGDDESVPENVLSFDDLTADALANLKVS
QIKKVRLLIDEAILKCDAERIKLEAERFENLREIGNLLHPSVPISNDEDV
DNKVERIWGDCTVRKKYSHVDLVVMVDGFEGEKGAVVAGSRGYFLKGVLV
FLEQALIQYALRTLGSRGYIPIYTPFFMRKEVMQEVAQLSQFDEELYKVI
GKGSEKSDDNSYDEKYLIATSEQPIAALHRDEWLRPEDLPIKYAGLSTCF
RQEVGSHGRDTRGIFRVHQFEKIEQFVYSSPHDNKSWEMFEEMITTAEEF
YQSLGIPYHIVNIVSGSLNHAASKKLDLEAWFPGSGAFRELVSCSNCTDY
QARRLRIRYGQTKKMMDKVEFVHMLNATMCATTRTICAILENYQTEKGIT
VPEKLKEFMPPGLQELIPFVKPAPIE
3D structure
PDB4l87 Crystal Structure of Human Seryl-tRNA Synthetase and Ser-SA Complex Reveals a Molecular Lever Specific to Higher Eukaryotes.
ChainA
Resolution2.897 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) R302 R317 E391 S394 R435
Catalytic site (residue number reindexed from 1) R301 R316 E390 S393 R434
Enzyme Commision number 6.1.1.11: serine--tRNA ligase.
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 SSA A T271 R302 E304 F316 V318 F321 K323 E325 E391 L392 V393 S394 N427 T429 A432 R435 T270 R301 E303 F315 V317 F320 K322 E324 E390 L391 V392 S393 N426 T428 A431 R434 BindingDB: IC50=2170nM
BS02 MG A K376 E391 K375 E390
Gene Ontology
Molecular Function
GO:0000049 tRNA binding
GO:0000166 nucleotide binding
GO:0000978 RNA polymerase II cis-regulatory region sequence-specific DNA binding
GO:0003677 DNA binding
GO:0004812 aminoacyl-tRNA ligase activity
GO:0004828 serine-tRNA ligase activity
GO:0005515 protein binding
GO:0005524 ATP binding
GO:0019899 enzyme binding
GO:0042803 protein homodimerization activity
GO:0060090 molecular adaptor activity
GO:0098619 selenocysteine-tRNA ligase activity
Biological Process
GO:0000122 negative regulation of transcription by RNA polymerase II
GO:0001514 selenocysteine incorporation
GO:0002181 cytoplasmic translation
GO:0006400 tRNA modification
GO:0006412 translation
GO:0006418 tRNA aminoacylation for protein translation
GO:0006434 seryl-tRNA aminoacylation
GO:0016525 negative regulation of angiogenesis
GO:1904046 negative regulation of vascular endothelial growth factor production
Cellular Component
GO:0005634 nucleus
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0070062 extracellular exosome

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4l87, PDBe:4l87, PDBj:4l87
PDBsum4l87
PubMed24095058
UniProtP49591|SYSC_HUMAN Serine--tRNA ligase, cytoplasmic (Gene Name=SARS1)

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