Structure of PDB 2b2j Chain A

Receptor sequence

>2b2jA (length=391) Species: 2234 (Archaeoglobus fulgidus) [Search protein sequence]

MSDGNVAWILASTALVMLMVPGVGFFYAGMVRRKNAVNMIALSFISLIIT
VLLWIFYGYSVSFGNDISGIIGGLNYALLSGVKGEDLLFMMYQMMFAAVT
IAILTSAIAERAKVSSFILLSALWLTFVYAPFAHWLWGGGWLAKLGALDF
AGGMVVHISSGFAALAVAMTIGKRAGFEEYSIEPHSIPLTLIGAALLWFG
WFGFNGGSALAANDVAINAVVVTNTSAAVAGFVWMVIGWIKGKPGSLGIV
SGAIAGLAAITPAAGFVDVKGAIVIGLVAGIVCYLAMDFRIKKKIDESLD
AWAIHGIGGLWGSVAVGILANPEVNGYAGLLFGNPQLLVSQLIAVASTTA
YAFLVTLILAKAVDAAVGLRVSSQEEYVGLDLSQHEEVAYT

3D structure

PDB

2b2j Crystal structure of the archaeal ammonium transporter Amt-1 from Archaeoglobus fulgidus

Chain

Resolution

1.85 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	XE	A	I103 W201	I103 W201
BS02	XE	A	V23 F26 Y27 H305	V23 F26 Y27 H305
BS03	XE	A	A194 W198 I254	A194 W198 I254
BS04	XE	A	W198 W201 F202 T223 N224	W198 W201 F202 T223 N224
BS05	XE	A	F117 L120	F117 L120
BS06	XE	A	S116 F117 L369	S116 F117 L369
BS07	XE	A	I49 T50 S121 L125	I49 T50 S121 L125
BS08	XE	A	F289 W302	F289 W302
BS09	XE	A	P21 F44	P21 F44
BS10	XE	A	Y57 G58 L125 T126	Y57 G58 L125 T126

Gene Ontology

	Molecular Function
GO:0008519	ammonium channel activity

	Biological Process
GO:0072488	ammonium transmembrane transport

	Cellular Component
GO:0005886	plasma membrane
GO:0016020	membrane

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Molecular Function

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Biological Process

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Cellular Component

External links

PDB	RCSB:2b2j, PDBe:2b2j, PDBj:2b2j
PDBsum	2b2j
PubMed	16214888
UniProt	O29285\|AMT1_ARCFU Ammonium transporter Amt1 (Gene Name=amt1)

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