Structure of PDB 4cgn Chain A

Receptor sequence

>4cgnA (length=411) Species: 5664 (Leishmania major)

AHAFWSTQPVPQTEDETEKIVFAGPMDEPKTVADIPEEPYPIASTFEWWT
PNMEAADDIHAIYELLRDNYVEDDDSMFRFNYSEEFLQWALCPPNYIPDW
HVAVRRKADKKLLAFIAGVPVTLRMGTPKYMKVKAQEKGEGEEAAKYDEP
RHICEINFLCVHKQLREKRLAPILIKEATRRVNRTNVWQAVYTAGVLLPT
PYASGQYFHRSLNPEKLVEIRFSGIPAQYQKFQNPMAMLKRNYQLPSAPK
NSGLREMKPSDVPQVRRILMNYLDSFDVGPVFSDAEISHYLLPRDGVVFT
YVVENDKKVTDFFSFYRIPSTVIGNSNYNLLNAAYVHYYAATSIPLHQLI
LDLLIVAHSRGFDVCNMVEILDNRSFVEQLKFGAGDGHLRYYFYNWAYPK
IKPSQVALVML

3D structure

• PDB: 4cgn Diverse Modes of Binding in Structures of Leishmania Major N-Myristoyltransferase with Selective Inhibitors
• Chain: A
• Resolution: 1.69 Å

Enzymatic activity

• Catalytic site (original residue number in PDB): N167 F168 L169 T203 L421
• Catalytic site (residue number reindexed from 1): N157 F158 L159 T193 L411
• Enzyme Commision number: 2.3.1.97: glycylpeptide N-tetradecanoyltransferase.

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	MG	A	L175 K178 L180	L165 K168 L170
BS02	7AH	A	E82 D83 F88 R89 F90 Y92 Y217 S330 Y345 N376 V378 M420 L421	E72 D73 F78 R79 F80 Y82 Y207 S320 Y335 N366 V368 M410 L411	MOAD: ic50=0.55uM BindingDB: Ki=2600nM
BS03	MYA	A	H12 A13 F14 W15 Y80 V81 I166 L169 C170 V171 R176 E177 R179 A181 P182 T189 V192 W198 Q199 A200 Y202 T203 L208 Y404	H2 A3 F4 W5 Y70 V71 I156 L159 C160 V161 R166 E167 R169 A171 P172 T179 V182 W188 Q189 A190 Y192 T193 L198 Y394

Gene Ontology

Molecular Function

• GO:0004379 glycylpeptide N-tetradecanoyltransferase activity
• GO:0016746 acyltransferase activity
• GO:0046872 metal ion binding

Biological Process

• GO:0006499 N-terminal protein myristoylation

Cellular Component

• GO:0005737 cytoplasm

External links

• PDB: RCSB:4cgn, PDBe:4cgn, PDBj:4cgn
• PDBsum: 4cgn
• PubMed: 25075346
• UniProt: Q4Q5S8