Structure of PDB 6l3g Chain B

Receptor sequence

>6l3gB (length=413) Species: 2302925 (Bacteroides sp. AF32-8BH) [Search protein sequence]

DMILTEEMQKIMNLIQDDENNVFVTGKAGSGKTTFLKYLIEKSGKNCIVA
APTGIAAINAGGVTLHSLFGIPFGPITPYDRLENKFSEYKVELLLKMELL
IIDEISMVRPDILDTIDRKLRWVYESDEPFGGVQVVMFGDLFQLPPVTKK
QEREILSDFYDGFFFFNALVFKRTGFHIVELTKIFRQTEPEFINVLNNIR
NYQVTSDELDLLSELKDRKINEYIHICTHKADVEKINADKLGEQEIRNYD
IVIKDKFPESSIPCDLHLKLRVGARVMSLVNDSLKGYYNGMLGIVTALED
NVITVRMDNGRTIKFERYTWSNTEIGSCTQFPLTLAWAITIHKSQGLTFD
KIIIHVSHTFCPGQLYVALSRCRTLEGIVSDAFITKQMIIPEYALIDFER
AYKSEGNYYGKRL

3D structure

PDB

6l3g Structural basis for DNA unwinding at forked dsDNA by two coordinating Pif1 helicases.

Chain

Resolution

3.3 Å

3D
structure

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Enzymatic activity

Enzyme Commision number

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	B	T55 T66 H68 S69 G72 I73 P74 F75 V149 K151 K152 T235 H236 T359 H361 K362 F379	T53 T64 H66 S67 G70 I71 P72 F73 V147 K149 K150 T228 H229 T340 H342 K343 F360
BS02	ADP	B	I5 G31 S32 G33 K34 T35 T36 F187 R188 R392	I3 G29 S30 G31 K32 T33 T34 F185 R186 R373
BS03	ALF	B	A30 K34 Q145 R188 G365 R390	A28 K32 Q143 R186 G346 R371

Gene Ontology

	Molecular Function
GO:0000166	nucleotide binding
GO:0003678	DNA helicase activity
GO:0004386	helicase activity
GO:0046872	metal ion binding

	Biological Process
GO:0000723	telomere maintenance
GO:0006281	DNA repair
GO:0032508	DNA duplex unwinding

View graph for
Molecular Function

View graph for
Biological Process

External links

PDB	RCSB:6l3g, PDBe:6l3g, PDBj:6l3g
PDBsum	6l3g
PubMed	31772234
UniProt	A0A373G551

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