Structure of PDB 4x6p Chain A

Receptor sequence

>4x6pA (length=236) Species: 9606 (Homo sapiens) [Search protein sequence]

IVGGTASVRGEWPWQVTLHTTSPTQRHLCGGSIIGNQWILTAAHCFYGVE
SPKILRVYSGILNQSEIKEDTSFFGVQEIIIHDQYKMAESGYDIALLKLE
TTVNYTDSQRPISLPSKGDRNVIYTDCWVTGWGYRKLRDKIQNTLQKAKI
PLVTNEECQKRYRGHKITHKMICAGYREGGKDACKGDSGGPLSCKHNEVW
HLVGITSWGEGCAQRERPGVYTNVVEYVDWILEKTQ

3D structure

PDB

4x6p Structure-based design of inhibitors of coagulation factor XIa with novel P1 moieties.

Chain

Resolution

1.93 Å

3D
structure

Catalytic site residues are labeled in the structure
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Enzymatic activity

Catalytic site (original residue number in PDB)	H57 D102 K192 G193 D194 S195 G196
Catalytic site (residue number reindexed from 1)	H44 D93 K185 G186 D187 S188 G189
Enzyme Commision number	3.4.21.27: coagulation factor XIa.

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	3YU	A	H40 H57 Y143 I151 D189 A190 C191 K192 G193 S195 W215 G216 G218 C219 G226 V227 Y228	H27 H44 Y134 I141 D182 A183 C184 K185 G186 S188 W208 G209 G211 C212 G219 V220 Y221	MOAD: Ki=5nM PDBbind-CN: -logKd/Ki=8.30,Ki=5nM BindingDB: Ki=5.0nM

Gene Ontology

	Molecular Function
GO:0004252	serine-type endopeptidase activity

	Biological Process
GO:0006508	proteolysis

View graph for
Molecular Function

View graph for
Biological Process

External links

PDB	RCSB:4x6p, PDBe:4x6p, PDBj:4x6p
PDBsum	4x6p
PubMed	25728130
UniProt	P03951\|FA11_HUMAN Coagulation factor XI (Gene Name=F11)

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