Structure of PDB 3opu Chain A

Receptor sequence

>3opuA (length=338) Species: 1309 (Streptococcus mutans) [Search protein sequence]

YIKPTKVNKNENGVVIDDKTVLAGSTNYYELTWDLDQYKNDRSSADTIQK
GFYYVDDYPEEALELRQDLVKITDANGNEVTGVSVDNYTSLEAAPQEIRD
VLSKAGIRPKGAFQIFRADNPREFYDTYVKTGIDLKIVSPMVVKKQMGQT
GGSYENQAYQIDFGNGYASNIVINNVPKINPKKDVTLTLDPADTNNVDGQ
TIPLNTVFNYRLIGGIIPANHSEELFEYNFYDDYDQTGDHYTGQYKVFAK
VDIILKNGVIIKSGTELTQYTTAEVDTTKGAITIKFKEAFLRSVSIDSAF
QAESYIQMKRIAVGTFENTYINTVNGVTYSSNTVKTTT

3D structure

PDB

3opu Structure of the C-terminal domain of the surface antigen SpaP from the caries pathogen Streptococcus mutans.

Chain

Resolution

2.181 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)	Binding affinity
BS01	CA	A	D1208 Y1209 E1211 K1261 A1263	D57 Y58 E60 K110 A112
BS02	CA	A	D1384 Y1385 Q1387 K1430 G1431	D233 Y234 Q236 K279 G280

External links

PDB	RCSB:3opu, PDBe:3opu, PDBj:3opu
PDBsum	3opu
PubMed	21206016
UniProt	P11657\|PAC_STRMG Major cell-surface adhesin PAc (Gene Name=pac)

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