Structure of PDB 8si3 Chain B

Receptor sequence

>8si3B (length=1105) Species: 10090 (Mus musculus)

QKSWIESTLTKRECVYIIPSSKDPHRCLPGCQICQQLVRCFCGRLVKQHA
CFTASLAMKYSDVKLGEHFNQAIEEWSVEKHTEQSPTDAYGVINFQGGSH
SYRAKYVRLSYDTKPEIILQLLLKEWQMELPKLVISVHGGMQKFELHPRI
KQLLGKGLIKAAVTTGAWILTGGVNTGVAKHVGDALKEHASRSSRKICTI
GIAPWGVIENRNDLVGRDVVAPYQTLLNPLSKLNVLNNLHSHFILVDDGT
VGKYGAEVRLRRELEKTINQQRIHARIGQGVPVVALIFEGGPNVILTVLE
YLQESPPVPVVVCEGTGRAADLLAYIHKQTEEGGNLPDAAEPDIISTIKK
TFNFGQSEAVHLFQTMMECMKKKELITVFHIGSEDHQDIDVAILTALLKG
TNASAFDQLILTLAWDRVDIAKNHVFVYGQQWLVGSLEQAMLDALVMDRV
SFVKLLIENGVSMHKFLTIPRLEELYNTKQGPTNPMLFHLIRDVKQGNLP
PGYKITLIDIGLVIEYLMGGTYRCTYTRKRFRLIYNSLETKRFPYPLNEL
LIWACLMKRQVMARFLWQHGEESMAKALVACKIYRSMAYEAKQSDLVDDT
SEELKQYSNDFGQLAVELLEQSFRQDETMAMKLLTYELKNWSNSTCLKLA
VSSRLRPFVAHTCTQMLLSDMWMGRLNMRKNSWYKVILSILVPPAILMLE
YKTKAEMSHIPQSQDAHQMTMELPITRKFYAFYHAPIVKFWFNTLAYLGF
LMLYTFVVLVKMEQLPSVQEWIVIAYIFTYAIEKVREVFMSEAGKISQKI
KVWFSDYFNVSDTIAIISFFVGFGLRFGAKWNYINAYDNHVFVAGRLIYC
LNIIFWYVRLLDFLAVNQQAGPYVMMIGKMVANMFYIVVIMALVLLSFGV
PRKAILYPHEEPSWSLAKDIVFHPYWMIFGEVYAYEIDVCANDSTLPTIC
GPGTWLTPFLQAVYLFVQYIIMVNLLIAFFNNVYLQVKAISNIVWKYQRY
HFIMAYHEKPVLPPPLIILSHIVSLFCCVCKGPKLFLTEEDQKKLHDFEE
QCVEMYFDEKDDKFNSGSEERIRVTFERVEQMSIQIKEVGDRVNYIKRSL
QSLDS

3D structure

• PDB: 8si3 Structural mechanisms of TRPM7 activation and inhibition.
• Chain: B
• Resolution: 2.61 Å

Enzymatic activity

• Enzyme Commision number: 2.7.11.1: non-specific serine/threonine protein kinase.

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	CLR	B	W1071 L1072 F1075	W955 L956 F959
BS02	CLR	B	Y923 L967 I970 F971	Y807 L851 I854 F855
BS03	DU0	B	P1028 S1029 W1030 A1033	P912 S913 W914 A917

Gene Ontology

Molecular Function

• GO:0005216 monoatomic ion channel activity

Biological Process

• GO:0006811 monoatomic ion transport
• GO:0051262 protein tetramerization
• GO:0055085 transmembrane transport

Cellular Component

• GO:0016020 membrane

External links

• PDB: RCSB:8si3, PDBe:8si3, PDBj:8si3
• PDBsum: 8si3
• PubMed: 37156763
• UniProt: Q923J1|TRPM7_MOUSE Transient receptor potential cation channel subfamily M member 7 (Gene Name=Trpm7)