Structure of PDB 3pky Chain A

Receptor sequence

>3pkyA (length=287) Species: 1773 (Mycobacterium tuberculosis) [Search protein sequence]

EQRVTLTNADKVLYPATGTTKSDIFDYYAGVAEVMLGHIAGRPATRKRWP
NGVDQPAFFEKQLALSAPPWLSRATVAHRSGTTTYPIIDSATGLAWIAQQ
AALEVHVPQWRFVAEPGSGELNPGPATRLVFDLDPGEGVMMAQLAEVARA
VRDLLADIGLVTFPVTSGSKGLHLYTPLDEPVSSRGATVLAKRVAQRLEQ
AMPALVTSTMTKSLRAGKVFVDWSQNSGSKTTIAPYSLRGRTHPTVAAPR
TWAELDDPALRQLSYDEVLTRIARDGDLLERLDADAP

3D structure

PDB

3pky Structure of a Preternary Complex Involving a Prokaryotic NHEJ DNA Polymerase.

Chain

Resolution

3.1 Å

3D
structure

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Enzymatic activity

Enzyme Commision number

6.5.1.1: DNA ligase (ATP).

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)
BS01	dna	A	K16 K26 R53 P55 F63 Q104	K11 K21 R48 P50 F58 Q99
BS02	dna	A	F63 F64 E65 K66 Q67 R84	F58 F59 E60 K61 Q62 R79
BS03	UTP	A	H111 D137 D139 S172 S174 K175 G176 H178 Q230 T236 T237 I238 R244	H106 D132 D134 S167 S169 K170 G171 H173 Q225 T231 T232 I233 R239
BS04	MN	A	D137 D139	D132 D134
BS05	MN	A	D137 D139 D227	D132 D134 D222

External links

PDB	RCSB:3pky, PDBe:3pky, PDBj:3pky
PDBsum	3pky
PubMed	21255731
UniProt	P9WNV3\|LIGD_MYCTU Multifunctional non-homologous end joining DNA repair protein LigD (Gene Name=ligD)

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