Structure of PDB 2dr0 Chain C

Receptor sequence
>2dr0C (length=532) Species: 9606 (Homo sapiens) [Search protein sequence]
SSPPVVDTVHGKVLGKFVSLEGFAQPVAIFLGIPFAKPPLGPLRFTPPQP
AEPWSFVKNATSYPPMCTQDPKAGQLLSELFTNRKENIPLKLSEDCLYLN
IYTPADLTKKNRLPVMVWIHGGGLMVGAASTYDGLALAAHENVVVVTIQY
RLGIWGFFSTGDEHSRGNWGHLDQVAALRWVQDNIASFGGNPGSVTIFGE
SAGGESVSVLVLSPLAKNLFHRAISESGVALTSVLVKKGDVKPLAEQIAI
TAGCKTTTSAVMVHCLRQKTEEELLETTLKMKFLSLDLQGDPRESQPLLG
TVIDGMLLLKTPEELQAERNFHTVPYMVGINKQEFGWLIPMLMSYPLSEG
QLDQKTAMSLLWKSYPLVCIAKELIPEATEKYLGGTDDTVKKKDLFLDLI
ADVMFGVPSVIVARNHRDAGAPTYMYEFQYRPSFSSDMKPKTVIGDHGDE
LFSVFGAPFLKEGASEEEIRLSKMVMKFWANFARNGNPNGEGLPHWPEYN
QKEGYLQIGANTQAAQKLKDKEVAFWTNLFAK
3D structure
PDB2dr0 Multisite promiscuity in the processing of endogenous substrates by human carboxylesterase 1
ChainC
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) G3142 G3143 G3173 S3221 A3222 L3319 E3354 H3468
Catalytic site (residue number reindexed from 1) G122 G123 G153 S201 A202 L299 E334 H447
Enzyme Commision number 3.1.1.1: carboxylesterase.
3.1.1.13: sterol esterase.
3.1.1.56: methylumbelliferyl-acetate deacetylase.
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 SIA C G3052 K3078 N3079 G32 K58 N59
BS02 TCH C G3356 L3368 S3369 G3371 K3414 G336 L347 S348 G350 K393
BS03 TCH C A3093 G3143 T3252 V3254 L3255 L3304 I3359 L3363 M3425 A73 G123 T232 V234 L235 L284 I339 L342 M404
Gene Ontology
Molecular Function
GO:0004771 sterol ester esterase activity
GO:0047374 methylumbelliferyl-acetate deacetylase activity
GO:0052689 carboxylic ester hydrolase activity
GO:0106435 carboxylesterase activity
Biological Process
GO:0006629 lipid metabolic process
GO:0006695 cholesterol biosynthetic process
GO:0008203 cholesterol metabolic process
GO:0009636 response to toxic substance
GO:0010875 positive regulation of cholesterol efflux
GO:0010887 negative regulation of cholesterol storage
GO:0016042 lipid catabolic process
GO:0030855 epithelial cell differentiation
GO:0042632 cholesterol homeostasis
GO:0043691 reverse cholesterol transport
GO:0051791 medium-chain fatty acid metabolic process
GO:0070857 regulation of bile acid biosynthetic process
GO:0071397 cellular response to cholesterol
GO:0071404 cellular response to low-density lipoprotein particle stimulus
GO:0090122 cholesterol ester hydrolysis involved in cholesterol transport
GO:0090205 positive regulation of cholesterol metabolic process
GO:0120188 regulation of bile acid secretion
Cellular Component
GO:0005737 cytoplasm
GO:0005783 endoplasmic reticulum
GO:0005788 endoplasmic reticulum lumen
GO:0005811 lipid droplet
GO:0005829 cytosol

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:2dr0, PDBe:2dr0, PDBj:2dr0
PDBsum2dr0
PubMed16962139
UniProtP23141|EST1_HUMAN Liver carboxylesterase 1 (Gene Name=CES1)

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