Structure of PDB 4cex Chain C

Receptor sequence

>4cexC (length=570) Species: 1474 (Sporosarcina pasteurii)

MKINRQQYAESYGPTVGDEVRLADTDLWIEVEKDYTTYGDEVNFGGGKVL
REGMGENGTYTRTENVLDLLLTNALILDYTGIYKADIGVKDGYIVGIGKG
GNPDIMDGVTPNMIVGTATEVIAAEGKIVTAGGIDTHVHFINPDQVDVAL
ANGITTLFGGGTGPAEGSKATTVTPGPWNIEKMLKSTEGLPINVGILGKG
HGSSIAPIMEQIDAGAAGLKIHEDWGATPASIDRSLTVADEADVQVAIHS
DTLNEAGFLEDTLRAINGRVIHSFHVEGAGGGHAPDIMAMAGHPNVLPSS
TNPTRPFTVNTIDEHLDMLMVCHHLKQNIPEDVAFADSRIRPETIAAEDI
LHDLGIISMMSTDALAMGRAGEMVLRTWQTADKMKKQRGPLAEEKNGSDN
FRLKRYVSKYTINPAIAQGIAHEVGSIEEGKFADLVLWEPKFFGVKADRV
IKGGIIAYAQIGDPSASIPTPQPVMGRRMYGTVGDLIHDTNITFMSKSSI
QQGVPAKLGLKRRIGTVKNCRNIGKKDMKWNDVTTDIDINPETYEVKVDG
EVLTCEPVKELPMAQRYFLF

3D structure

• PDB: 4cex Fluoride Inhibition of Sporosarcina Pasteurii Urease: Structure and Thermodynamics.
• Chain: C
• Resolution: 1.589 Å

Enzymatic activity

• Catalytic site (original residue number in PDB): H137 H139 K220 H222 D224 H249 H275 H323 R339 D363
• Catalytic site (residue number reindexed from 1): H137 H139 K220 H222 D224 H249 H275 H323 R339 D363
• Enzyme Commision number: 3.5.1.5: urease.

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	NI	C	K220 H249 H275	K220 H249 H275
BS02	NI	C	H137 H139 K220 D363	H137 H139 K220 D363
BS03	F	C	H137 K220 H275 D363	H137 K220 H275 D363
BS04	F	C	H222 H249	H222 H249

Gene Ontology

Molecular Function

• GO:0009039 urease activity
• GO:0016151 nickel cation binding
• GO:0016787 hydrolase activity
• GO:0016810 hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds
• GO:0046872 metal ion binding

Biological Process

• GO:0043419 urea catabolic process

Cellular Component

• GO:0005737 cytoplasm

External links

• PDB: RCSB:4cex, PDBe:4cex, PDBj:4cex
• PDBsum: 4cex
• PubMed: 25113581
• UniProt: P41020|URE1_SPOPA Urease subunit alpha (Gene Name=ureC)