8JD4: PDB entry 8JD4

Cryo-EM structure of G protein-free mGlu2-mGlu4 heterodimer in Acc state. Determined by electron microscopy at 2.9 Å resolution. Released 21 Jun 2023.

Method
Electron microscopy
Resolution
2.9 Å
Organism
Homo sapiens
Chains
2
Atoms
10,674
Mol. weight
224.54 kDa
Ligands
NAG, GLU
Released
21 Jun 2023

Explore 8JD4 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

8JD4 contains 61 α-helices and 50 β-strands across 2 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain 2: 29 helices, 24 β-strands

ElementResiduesLengthSheet
β-strand25-2841
β-strand32-3761
β-strand41-4332
β-strand50-5342
α-helix541
α-helix55-606
α-helix61-7414
β-strand84-8961
α-helix95-10511
β-strand136-14161
α-helix145-15814
β-strand162-16431
α-helix170-1734
β-strand181-18331
α-helix188-20114
β-strand207-21263
α-helix217-23014
β-strand235-24173
α-helix247-25711
β-strand265-26953
α-helix272-28413
β-strand290-29343
β-strand315-31953
α-helix325-3328
α-helix345-3528
α-helix378-39922
α-helix408-4103
α-helix415-42410
β-strand428-42924
α-helix4301
β-strand440-44124
β-strand452-45873
β-strand468-47583
β-strand47813
α-helix482-4843
α-helix490-4923
β-strand510-51125
β-strand522-52325
α-helix524-5263
β-strand53016
β-strand53816
β-strand54517
β-strand55517
α-helix569-59123
α-helix603-62523
α-helix629-65426
α-helix679-69921
α-helix708-7103
α-helix727-74923
α-helix759-78224
α-helix787-80822
α-helix811-8144
α-helix815-8195
Chain 4: 32 helices, 26 β-strands
ElementResiduesLengthSheet
β-strand43-4538
β-strand49-5578
β-strand58-6039
α-helix611
β-strand67-7049
α-helix76-8914
β-strand101-10778
α-helix112-1198
α-helix121-1244
β-strand150-15568
α-helix159-16911
α-helix170-1723
β-strand176-17838
α-helix184-1874
β-strand195-19738
α-helix202-21514
β-strand220-226710
α-helix231-24515
β-strand249-256810
α-helix264-27411
β-strand280-283410
α-helix287-29913
β-strand307-310410
α-helix312-3143
β-strand332-336510
α-helix342-3498
α-helix362-3709
β-strand373111
β-strand387111
α-helix394-3974
α-helix406-42722
α-helix443-4508
β-strand456112
α-helix458-4603
β-strand462112
β-strand475-481710
β-strand488-495810
β-strand499110
α-helix503-5053
β-strand529-533513
β-strand540-544513
α-helix545-5462
β-strand549-550214
β-strand558-559214
α-helix560-5612
β-strand564-566315
α-helix5671
β-strand573-575315
α-helix589-61123
α-helix615-6217
α-helix625-64319
α-helix649-6535
α-helix655-68127
α-helix695-72026
α-helix750-77425
α-helix781-79919
α-helix801-8077
α-helix815-84733

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Metabotropic glutamate receptor 2,Peptidyl-prolyl cis-trans isomerase FKBP1A2protein993Homo sapiensP62942 (AlphaFold model), Q14416 (AlphaFold model)
Metabotropic glutamate receptor 4,Serine/threonine-protein kinase mTOR4protein1013Homo sapiensA0A8V8TRG9, Q14833 (AlphaFold model)
Sequence of entity 1 (2), FASTA
>8JD4_1 Metabotropic glutamate receptor 2,Peptidyl-prolyl cis-trans isomerase FKBP1A (chains 2)
DYKDDDDGAPEGPAKKVLTLEGDLVLGGLFPVHQKGGPAEDCGPVNEHRGIQRLEAMLFA
LDRINRDPHLLPGVRLGAHILDSCSKDTHALEQALDFVRASLSRGADGSRHICPDGSYAT
HGDAPTAITGVIGGSYSDVSIQVANLLRLFQIPQISYASTSAKLSDKSRYDYFARTVPPD
FFQAKAMAEILRFFNWTYVSTVASEGDYGETGIEAFELEARARNICVATSEKVGRAMSRA
AFEGVVRALLQKPSARVAVLFTRSEDARELLAASQRLNASFTWVASDGWGALESVVAGSE
GAAEGAITIELASYPISDFASYFQSLDPWNNSRNPWFREFWEQRFRCSFRQRDCAAHSLR
AVPFEQESKIMFVVNAVYAMAHALHNMHRALCPNTTRLCDAMRPVNGRRLYKDFVLNVKF
DAPFRPADTHNEVRFDRFGDGIGRYNIFTYLRAGSGRYRYQKVGYWAEGLTLDTSLIPWA
SPSAGPLPASRCSEPCLQNEVKSVQPGEVCCWLCIPCQPYEYRLDEFTCADCGLGYWPNA
SLTGCFELPQEYIRWGDAWAVGPVTIACLGALATLFVLGVFVRHNATPVVKASGRELCYI
LLGGVFLCYCMTFIFIAKPSTAVCTLRRLGLGTAFSVCYSALLTKTNRIARIFGGAREGA
QRPRFISPASQVAICLALISGQLLIVVAWLVVEAPGTGKETAPERREVVTLRCNHRDASM
LGSLAYNVLLIALCTLYAFKTRKCPENFNEAKFIGFTMYTTCIIWLAFLPIFYVTSSDYR
VQTTTMCVSVSLSGSVVLGCLFAPKLHIILFQPQKNVVSHRAPTSRFGSAAARASSSLGQ
GSGSQFVPTVCNGREVVDSTTSSLLEVLFQGPGVQVETISPGDGRTFPKRGQTCVVHYTG
MLEDGKKFDSSRDRNKPFKFMLGKQEVIRGWEEGVAQMSVGQRAKLTISPDYAYGATGHP
GIIPPHATLVFDVELLKLEFAAAHHHHHHHHHH
Sequence of entity 2 (4), FASTA
>8JD4_2 Metabotropic glutamate receptor 4,Serine/threonine-protein kinase mTOR (chains 4)
DYKDDDDGAPWSHPQFEKGSGSWSHPQFEKKPKGHPHMNSIRIDGDITLGGLFPVHGRGS
EGKPCGELKKEKGIHRLEAMLFALDRINNDPDLLPNITLGARILDTCSRDTHALEQSLTF
VQALIEKDGTEVRCGSGGPPIITKPERVVGVIGASGSSVSIMVANILRLFKIPQISYAST
APDLSDNSRYDFFSRVVPSDTYQAQAMVDIVRALKWNYVSTVASEGSYGESGVEAFIQKS
REDGGVCIAQSVKIPREPKAGEFDKIIRRLLETSNARAVIIFANEDDIRRVLEAARRANQ
TGHFFWMGSDSWGSKIAPVLHLEEVAEGAVTILPKRMSVRGFDRYFSSRTLDNNRRNIWF
AEFWEDNFHCKLSRHALKKGSHVKKCTNRERIGQDSAYEQEGKVQFVIDAVYAMGHALHA
MHRDLCPGRVGLCPRMDPVDGTQLLKYIRNVNFSGIAGNPVTFNENGDAPGRYDIYQYQL
RNDSAEYKVIGSWTDHLHLRIERMHWPGSGQQLPRSICSLPCQPGERKKTVKGMPCCWHC
EPCTGYQYQVDRYTCKTCPYDMRPTENRTGCRPIPIIKLEWGSPWAVLPLFLAVVGIAAT
LFVVITFVRYNDTPIVKASGRELSYVLLAGIFLCYATTFLMIAEPDLGTCSLRRIFLGLG
MSISYAALLTKTNRIYRIFEQGKRSVSAPRFISPASQLAITFSLISLQLLGICVWFVVDP
SHSVVDFQDQRTLDPRFARGVLKCDISDLSLICLLGYSMLLMVTCTVYAIKTRGVPETFN
EAKPIGFTMYTTCIVWLAFIPIFFGTSQSADKLYIQTTTLTVSVSLSASVSLGMLYMPKV
YIILFHPEQNVPKRKRSLKAVVTAATMSNKFTQKGNFRPNGEAKSELCENLEAPALATKQ
TYVTYTNHAILEVLFQGPAILWHEMWHEGLEEASRLYFGERNVKGMFEVLEPLHAMMERG
PQTLKETSFNQAYGRDLMEAQEWCRKYMKSGNVKDLTQAWDLYYHVFRRISKQ

Ligands and cofactors

IDNameFormulaCopies
NAG2-acetamido-2-deoxy-beta-D-glucopyranoseC8 H15 N O63
GLUGlutamic acidC5 H9 N O42

Primary citation

Structural insights into dimerization and activation of the mGlu2-mGlu3 and mGlu2-mGlu4 heterodimers. Wang, X., Wang, M., Xu, T. et al. Cell Res (2023) 33:762-774. DOI 10.1038/s41422-023-00830-2 · PubMed

Other PDB entries of the same protein (UniProt P62942 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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