Structure of PDB 8si7 Chain B

Receptor sequence

>8si7B (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: 8si7 Structural mechanisms of TRPM7 activation and inhibition.
• Chain: B
• Resolution: 2.59 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	W955 L956
BS02	3FD	B	D922 Y923 F924 D978 A981 V982 V990 M991 I993 K995 W1111 Q1114 F1118	D806 Y807 F808 D862 A865 V866 V874 M875 I877 K879 W995 Q998 F1002
BS03	CLR	B	Y923 I970 F971	Y807 I854 F855
BS04	DU0	B	P1028 S1029 W1030	P912 S913 W914
BS05	DU0	B	M868 F872	M752 F756

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:8si7, PDBe:8si7, PDBj:8si7
• PDBsum: 8si7
• PubMed: 37156763
• UniProt: Q923J1|TRPM7_MOUSE Transient receptor potential cation channel subfamily M member 7 (Gene Name=Trpm7)