Structure of PDB 6paa Chain C

Receptor sequence
>6paaC (length=314) Species: 83333 (Escherichia coli K-12) [Search protein sequence]
HLPNITILATGGVIAGKVGVENLVNAVPQLKDIANVKGEQVVNIGSQDMN
DNVWLTLAKKINTDCDKTDGFVITHGTDTMEETAYFLDLTVKCDKPVVMV
GAMRPSTSMSADGPFNLYNAVVTAADKASANRGVLVVMNDTVLDGRDVTK
TNTTDVATFKSVNYGPLGYIHNGKIDYQRTPARKHTSDTPFDVSKLNELP
KVGIVYNYANASDLPAKALVDAGYDGIVSAGVGNGNLYKSVFDTLATAAK
TGTAVVRSSRVPTGATTQDAEVDDAKYGFVASGTLNPQKARVLLQLALTQ
TKDPQQIQQIFNQY
3D structure
PDB6paa Geometric considerations support the double-displacement catalytic mechanism of l-asparaginase.
ChainC
Resolution1.85 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) V12 T89 D90 K162 E283
Catalytic site (residue number reindexed from 1) V13 T77 D78 K150 E271
Enzyme Commision number 3.5.1.1: asparaginase.
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 ASP C V12 G57 S58 Q59 G88 T89 D90 V13 G45 S46 Q47 G76 T77 D78
Gene Ontology
Molecular Function
GO:0004067 asparaginase activity
GO:0016787 hydrolase activity
GO:0042802 identical protein binding
Biological Process
GO:0006528 asparagine metabolic process
GO:0006530 asparagine catabolic process
GO:0051289 protein homotetramerization
Cellular Component
GO:0030288 outer membrane-bounded periplasmic space
GO:0032991 protein-containing complex
GO:0042597 periplasmic space

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Cellular Component
External links
PDB RCSB:6paa, PDBe:6paa, PDBj:6paa
PDBsum6paa
PubMed31423681
UniProtP00805|ASPG2_ECOLI L-asparaginase 2 (Gene Name=ansB)

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