Structure of PDB 6ik5 Chain B

Receptor sequence
>6ik5B (length=705) Species: 4081 (Solanum lycopersicum) [Search protein sequence]
EFSVSYDDRAIIINGKRKILISGSIHYPRSTPQMWPDLIQKAKDGGLDVI
ETYVFWNGHEPSPGKYNFEGRYDLVRFIKMVQRAGLYVNLRIGPYVCAEW
NFGGFPVWLKYVPGMEFRTNNQPFKVAMQGFVQKIVNMMKSENLFESQGG
PIIMAQIENEYGPVEWEIGAPGKAYTKWAAQMAVGLKTGVPWIMCKQEDA
PDPVIDTCNGFYCEGFRPNKPYKPKMWTEVWTGWYTKFGGPIPQRPAEDI
AFSVARFVQNNGSFFNYYMYHGGTNFGRTSSGLFIATSYDYDAPLDEYGL
LNEPKYGHLRDLHKAIKLSEPALVSSYAAVTSLGSNQEAHVYRSKSGACA
AFLSNYDSRYSVKVTFQNRPYNLPPWSISILPDCKTAVYNTAQVNSQSSS
IKMTPAGGGLSWQSYNEETPTADDSDTLTANGLWEQKNVTRDSSDYLWYM
TNVNIASNEGFLKNGKDPYLTVMSAGHVLHVFVNGKLSGTVYGTLDNPKL
TYSGNVKLRAGINKISLLSVSVGLPNVGVHYDTWNAGVLGPVTLSGLNEG
SRNLAKQKWSYKVGLKGESLSLHSLSGSSSVEWVRGSLMAQKQPLTWYKA
TFNAPGGNDPLALDMASMGKGQIWINGEGVGRHWPGYIAQGDCSKCSYAG
TFNEKKCQTNCGQPSQRWYHVPRSWLKPSGNLLVVFEEWGGNPTGISLVR
RSRSA
3D structure
PDB6ik5 Substrate-recognition mechanism of tomato beta-galactosidase 4 using X-ray crystallography and docking simulation.
ChainB
Resolution1.82 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 3.2.1.23: beta-galactosidase.
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 GAL B Y74 C118 A119 E120 N180 E181 E250 W255 Y289 Y312 Y53 C97 A98 E99 N159 E160 E229 W234 Y268 Y291
Gene Ontology
Molecular Function
GO:0004553 hydrolase activity, hydrolyzing O-glycosyl compounds
GO:0004565 beta-galactosidase activity
GO:0016798 hydrolase activity, acting on glycosyl bonds
Biological Process
GO:0005975 carbohydrate metabolic process

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Molecular Function
View graph for
Biological Process
External links
PDB RCSB:6ik5, PDBe:6ik5, PDBj:6ik5
PDBsum6ik5
PubMed33011862
UniProtO81100

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