Structure of PDB 1tat Chain A

Receptor sequence
>1tatA (length=401) Species: 9031 (Gallus gallus) [Search protein sequence]
SSWWSHVEMGPPDPILGVTEAFKRDTNSKKMNLGVGAYRDDNGKPYVLNC
VRKAEAMIAAKKMDKEYLPIAGLADFTRASAELALGENSEAFKSGRYVTV
QGISGTGSLRVGANFLQRFFKFSRDVYLPKPSWGNHTPIFRDAGLQLQAY
RYYDPKTCSLDFTGAMEDISKIPEKSIILLHACAHNPTGVDPRQEQWKEL
ASVVKKRNLLAYFDMAYQGFASGDINRDAWALRHFIEQGIDVVLSQSYAK
NMGLYGERAGAFTVICRDAEEAKRVESQLKILIRPMYSNPPMNGARIASL
ILNTPELRKEWLVEVKGMADRIISMRTQLVSNLKKEGSSHNWQHITDQIG
MFCFTGLKPEQVERLTKEFSIYMTKDGRISVAGVASSNVGYLAHAIHQVT
K
3D structure
PDB1tat Crystalline mitochondrial aspartate aminotransferase exists in only two conformations.
ChainA
Resolution3.0 Å
3D
structure
Catalytic site residues are labeled in the structure
[Spin on]
[Spin off]
[Reset orientation]

[High quality]
[Low quality]

[White background]
[Black background]

[Download]
[Download structure with residue number starting from 1]
Enzymatic activity
Catalytic site (original residue number in PDB) W140 D222 A224 K258
Catalytic site (residue number reindexed from 1) W133 D214 A216 K250
Enzyme Commision number 2.6.1.1: aspartate transaminase.
2.6.1.7: kynurenine--oxoglutarate transaminase.
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 PLP A S107 G108 T109 W140 N194 D222 A224 Y225 S255 K258 R266 S104 G105 T106 W133 N186 D214 A216 Y217 S247 K250 R258
Gene Ontology
Molecular Function
GO:0003824 catalytic activity
GO:0004069 L-aspartate:2-oxoglutarate aminotransferase activity
GO:0008483 transaminase activity
GO:0016212 kynurenine-oxoglutarate transaminase activity
GO:0030170 pyridoxal phosphate binding
GO:0042803 protein homodimerization activity
Biological Process
GO:0006103 2-oxoglutarate metabolic process
GO:0006520 amino acid metabolic process
GO:0006531 aspartate metabolic process
GO:0006533 aspartate catabolic process
GO:0006536 glutamate metabolic process
GO:0009058 biosynthetic process
Cellular Component
GO:0005739 mitochondrion
GO:0005759 mitochondrial matrix

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:1tat, PDBe:1tat, PDBj:1tat
PDBsum1tat
PubMed8120903
UniProtP00508|AATM_CHICK Aspartate aminotransferase, mitochondrial (Gene Name=GOT2)

[Back to BioLiP]