Structure of PDB 1y42 Chain X

Receptor sequence
>1y42X (length=370) Species: 5141 (Neurospora crassa) [Search protein sequence]
PKYTAKINEAEENWQARAEAIKKGKKQNTWDLFEERGYVKDTAGTKEHIA
ELMRTRRIGAYVGIDPTAPSLHVGHLLPLMPLFWMYLEGYKAFTLIGGST
AKIGDPTGDATMNMTKIHYQLKKLWENVDTQMRARGYEADWARKRGIVNN
NHWWNKQPMLEVLRRVGHALRIGPMLSRDTVKNKMTQGDGVSFAEFTYPI
MQGWDWFELFYQQGVQMQIGGSDQYGNIISGLEVVKAARESEPDPQERKY
VTPKTALDECVGFTVPLLTDSSGAKFGKSAGNAIWLDPYQTSVFDFYGYF
VRRSDQEVENLLKLFTFMPISEITKTMEEHIKDPSKRVAQHTLAREVVTL
VHGKQEASAAEDQHRMMYTG
3D structure
PDB1y42 A tyrosyl-tRNA synthetase adapted to function in group I intron splicing by acquiring a new RNA binding surface.
ChainX
Resolution1.95 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 6.1.1.1: tyrosine--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 TYR X Y99 G101 D143 Y247 Q251 D254 Q273 Y61 G63 D105 Y198 Q202 D205 Q224
Gene Ontology
Molecular Function
GO:0000166 nucleotide binding
GO:0004812 aminoacyl-tRNA ligase activity
GO:0004831 tyrosine-tRNA ligase activity
GO:0005524 ATP binding
Biological Process
GO:0006418 tRNA aminoacylation for protein translation
GO:0006437 tyrosyl-tRNA aminoacylation

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Molecular Function
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Biological Process
External links
PDB RCSB:1y42, PDBe:1y42, PDBj:1y42
PDBsum1y42
PubMed15694342
UniProtP12063|SYYM_NEUCR Tyrosine--tRNA ligase, mitochondrial (Gene Name=cyt-18)

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