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データを開く
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基本情報
| 登録情報 | ![]() | |||||||||
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| タイトル | Native GluN1/GluN2B in complex with 5F11 Fab (class 4), glycine and glutamate-bound state | |||||||||
マップデータ | ||||||||||
試料 |
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キーワード | ligand-gated ion channel / NMDA / antibody / native / TRANSPORT PROTEIN | |||||||||
| 機能・相同性 | 機能・相同性情報Assembly and cell surface presentation of NMDA receptors / Synaptic adhesion-like molecules / EPHB-mediated forward signaling / Unblocking of NMDA receptors, glutamate binding and activation / RAF/MAP kinase cascade / sensory organ development / regulation of cAMP/PKA signal transduction / pons maturation / regulation of cell communication / positive regulation of Schwann cell migration ...Assembly and cell surface presentation of NMDA receptors / Synaptic adhesion-like molecules / EPHB-mediated forward signaling / Unblocking of NMDA receptors, glutamate binding and activation / RAF/MAP kinase cascade / sensory organ development / regulation of cAMP/PKA signal transduction / pons maturation / regulation of cell communication / positive regulation of Schwann cell migration / sensitization / olfactory learning / dendritic branch / fear response / conditioned taste aversion / protein localization to postsynaptic membrane / regulation of ARF protein signal transduction / apical dendrite / regulation of respiratory gaseous exchange / transmitter-gated monoatomic ion channel activity / suckling behavior / interleukin-1 receptor binding / positive regulation of inhibitory postsynaptic potential / propylene metabolic process / response to glycine / negative regulation of dendritic spine maintenance / heterocyclic compound binding / neurotransmitter receptor complex / positive regulation of glutamate secretion / regulation of monoatomic cation transmembrane transport / NMDA glutamate receptor activity / voltage-gated monoatomic cation channel activity / NMDA selective glutamate receptor complex / glutamate binding / ligand-gated sodium channel activity / neuromuscular process / regulation of axonogenesis / transport vesicle membrane / calcium ion transmembrane import into cytosol / response to morphine / regulation of dendrite morphogenesis / male mating behavior / regulation of synapse assembly / protein heterotetramerization / small molecule binding / glycine binding / receptor clustering / startle response / positive regulation of reactive oxygen species biosynthetic process / parallel fiber to Purkinje cell synapse / regulation of MAPK cascade / monoatomic ion channel complex / behavioral response to pain / regulation of postsynaptic membrane potential / monoatomic cation transmembrane transport / action potential / extracellularly glutamate-gated ion channel activity / positive regulation of calcium ion transport into cytosol / associative learning / positive regulation of dendritic spine maintenance / regulation of neuronal synaptic plasticity / monoatomic cation transport / glutamate receptor binding / prepulse inhibition / detection of mechanical stimulus involved in sensory perception of pain / social behavior / ligand-gated monoatomic ion channel activity / positive regulation of synaptic transmission / long-term memory / phosphatase binding / postsynaptic density, intracellular component / behavioral fear response / monoatomic cation channel activity / synaptic cleft / calcium ion homeostasis / positive regulation of synaptic transmission, glutamatergic / glutamate-gated receptor activity / regulation of long-term synaptic depression / D2 dopamine receptor binding / glutamate-gated calcium ion channel activity / presynaptic active zone membrane / excitatory synapse / cell adhesion molecule binding / sensory perception of pain / ionotropic glutamate receptor signaling pathway / ionotropic glutamate receptor binding / dendrite membrane / regulation of neuron apoptotic process / ligand-gated monoatomic ion channel activity involved in regulation of presynaptic membrane potential / protein tyrosine kinase binding / positive regulation of excitatory postsynaptic potential / hippocampal mossy fiber to CA3 synapse / sodium ion transmembrane transport / response to amphetamine / protein serine/threonine kinase binding / learning / synaptic membrane / adult locomotory behavior / synaptic transmission, glutamatergic / excitatory postsynaptic potential 類似検索 - 分子機能 | |||||||||
| 生物種 | ![]() | |||||||||
| 手法 | 単粒子再構成法 / クライオ電子顕微鏡法 / 解像度: 5.36 Å | |||||||||
データ登録者 | Kim J / Gouaux E | |||||||||
| 資金援助 | 米国, 1件
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引用 | ジャーナル: Sci Adv / 年: 2026タイトル: Cryo-EM of autoantibody-bound NMDA receptors reveals antigenic hotspots in an active immunization model of anti-NMDAR encephalitis. 著者: Junhoe Kim / Farzad Jalali-Yazdi / Brian E Jones / Gary L Westbrook / Eric Gouaux / ![]() 要旨: Autoantibodies targeting synaptic membrane proteins are associated with autoimmune encephalitis manifested by seizures, psychosis, and memory dysfunction. Anti--methyl-d-aspartate receptor (NMDAR) ...Autoantibodies targeting synaptic membrane proteins are associated with autoimmune encephalitis manifested by seizures, psychosis, and memory dysfunction. Anti--methyl-d-aspartate receptor (NMDAR) encephalitis, a prototype of these autoimmune synaptic disorders, is unexpectedly common. Unfortunately, how the native repertoire of anti-NMDAR autoantibodies recognizes NMDARs and the precise locations of antigenic epitopes remain poorly understood. Here, we used an active immunization model that closely mimics the human disease to immunize adult mice with intact GluN1/GluN2A receptors, resulting in fulminant autoimmune encephalitis. Serum was collected at 6 weeks postimmunization for single-particle cryo-electron microscopy of GluN1/GluN2A receptors complexed with purified polyclonal anti-NMDAR autoantibody fragments. Native autoantibodies recognized two distinct binding sites on the GluN1 amino-terminal domain, which we confirmed using monoclonal antibodies bound to native NMDARs purified from mouse brain. Structural analysis of autoantibody-bound NMDAR complexes identified antigenic hotspots within the GluN1 amino-terminal domain. These hotspots provide potential targets for therapeutic intervention. | |||||||||
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構造の表示
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ダウンロードとリンク
-EMDBアーカイブ
| マップデータ | emd_72081.map.gz | 71.7 MB | EMDBマップデータ形式 | |
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| ヘッダ (付随情報) | emd-72081-v30.xml emd-72081.xml | 27.5 KB 27.5 KB | 表示 表示 | EMDBヘッダ |
| FSC (解像度算出) | emd_72081_fsc.xml | 11.2 KB | 表示 | FSCデータファイル |
| 画像 | emd_72081.png | 18.8 KB | ||
| Filedesc metadata | emd-72081.cif.gz | 8.7 KB | ||
| その他 | emd_72081_additional_1.map.gz emd_72081_half_map_1.map.gz emd_72081_half_map_2.map.gz | 136.5 MB 134.2 MB 134.3 MB | ||
| アーカイブディレクトリ | http://ftp.pdbj.org/pub/emdb/structures/EMD-72081 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-72081 | HTTPS FTP |
-関連構造データ
| 関連構造データ | ![]() 9pzuMC ![]() 9pzqC ![]() 9pzrC ![]() 9pzsC ![]() 9pztC ![]() 9pzvC ![]() 9pzwC ![]() 9pzxC M: このマップから作成された原子モデル C: 同じ文献を引用 ( |
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| 類似構造データ | 類似検索 - 機能・相同性 F&H 検索 |
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リンク
| EMDBのページ | EMDB (EBI/PDBe) / EMDataResource |
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| 「今月の分子」の関連する項目 |
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マップ
| ファイル | ダウンロード / ファイル: emd_72081.map.gz / 形式: CCP4 / 大きさ: 144.7 MB / タイプ: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||
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| 投影像・断面図 | 画像のコントロール
画像は Spider により作成 | ||||||||||||||||||||||||||||||||||||
| ボクセルのサイズ | X=Y=Z: 1.394 Å | ||||||||||||||||||||||||||||||||||||
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| 対称性 | 空間群: 1 | ||||||||||||||||||||||||||||||||||||
| 詳細 | EMDB XML:
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-添付データ
-追加マップ: Sharpen map
| ファイル | emd_72081_additional_1.map | ||||||||||||
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| 注釈 | Sharpen map | ||||||||||||
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| 密度ヒストグラム |
-ハーフマップ: #2
| ファイル | emd_72081_half_map_1.map | ||||||||||||
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| 投影像・断面図 |
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| 密度ヒストグラム |
-ハーフマップ: #1
| ファイル | emd_72081_half_map_2.map | ||||||||||||
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| 投影像・断面図 |
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| 密度ヒストグラム |
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試料の構成要素
-全体 : Native GluN1/GluN2B in complex with 5F11 Fab (class 4), glycine a...
| 全体 | 名称: Native GluN1/GluN2B in complex with 5F11 Fab (class 4), glycine and glutamate-bound state |
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| 要素 |
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-超分子 #1: Native GluN1/GluN2B in complex with 5F11 Fab (class 4), glycine a...
| 超分子 | 名称: Native GluN1/GluN2B in complex with 5F11 Fab (class 4), glycine and glutamate-bound state タイプ: complex / ID: 1 / 親要素: 0 / 含まれる分子: #1-#4 |
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| 由来(天然) | 生物種: ![]() |
| 分子量 | 理論値: 617 KDa |
-分子 #1: Heavy chain of GluN1-specific monoclonal Fab fragment, termed 5F11
| 分子 | 名称: Heavy chain of GluN1-specific monoclonal Fab fragment, termed 5F11 タイプ: protein_or_peptide / ID: 1 / コピー数: 2 / 光学異性体: LEVO |
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| 由来(天然) | 生物種: ![]() |
| 分子量 | 理論値: 29.432527 KDa |
| 組換発現 | 生物種: ![]() |
| 配列 | 文字列: MVSAIVLYVL LAAAAHSAFA QGQMQQSGAE LVKPGASVKL SCKTSGFSFS TSYINWLKQK PGQSLEWIAW IYAGTDGTSY NQKFTDKAQ LTVDTSSSTA YMQFSSLTTD DSAIYYCARE GIYYGNYAGF TYWGQGTLVT VSAAKTTPPS VYPLAPGSAA Q TNSMVTLG ...文字列: MVSAIVLYVL LAAAAHSAFA QGQMQQSGAE LVKPGASVKL SCKTSGFSFS TSYINWLKQK PGQSLEWIAW IYAGTDGTSY NQKFTDKAQ LTVDTSSSTA YMQFSSLTTD DSAIYYCARE GIYYGNYAGF TYWGQGTLVT VSAAKTTPPS VYPLAPGSAA Q TNSMVTLG CLVKGYFPEP VTVTWNSGSL SSGVHTFPAV LQSDLYTLSS SVTVPSSTWP SETVTCNVAH PASSTKVDKK LV PRGSAAA AGTGSGGGDY KDHDGDYKDH DIDYKDDDDK |
-分子 #2: Light chain of GluN1-specific monoclonal Fab fragment, termed 5F11
| 分子 | 名称: Light chain of GluN1-specific monoclonal Fab fragment, termed 5F11 タイプ: protein_or_peptide / ID: 2 / コピー数: 2 / 光学異性体: LEVO |
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| 由来(天然) | 生物種: ![]() |
| 分子量 | 理論値: 26.909961 KDa |
| 組換発現 | 生物種: ![]() |
| 配列 | 文字列: MVSAIVLYVL LAAAAHSAFA DIVMTQSPSS LAVTAGEKVT MRCKSSQSLL WSVNQNNYLS WYQQKQGQPP KLLIYGASIR ESWVPDRFT GSGSGTDFTL TISNVHAEDL AVYYCQHNHG SFLPYTFGGG TKLEIKRADA APTVSIFPPS SEQLTSGGAS V VCFLNNFY ...文字列: MVSAIVLYVL LAAAAHSAFA DIVMTQSPSS LAVTAGEKVT MRCKSSQSLL WSVNQNNYLS WYQQKQGQPP KLLIYGASIR ESWVPDRFT GSGSGTDFTL TISNVHAEDL AVYYCQHNHG SFLPYTFGGG TKLEIKRADA APTVSIFPPS SEQLTSGGAS V VCFLNNFY PKDINVKWKI DGSERQNGVL NSWTDQDSKD STYSMSSTLT LTKDEYERHN SYTCEATHKT STSPIVKSFN RN ECSN |
-分子 #3: Glutamate receptor ionotropic, NMDA 1
| 分子 | 名称: Glutamate receptor ionotropic, NMDA 1 / タイプ: protein_or_peptide / ID: 3 / コピー数: 2 / 光学異性体: LEVO |
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| 由来(天然) | 生物種: ![]() |
| 分子量 | 理論値: 105.61782 KDa |
| 配列 | 文字列: MSTMHLLTFA LLFSCSFARA ACDPKIVNIG AVLSTRKHEQ MFREAVNQAN KRHGSWKIQL NATSVTHKPN AIQMALSVCE DLISSQVYA ILVSHPPTPN DHFTPTPVSY TAGFYRIPVL GLTTRMSIYS DKSIHLSFLR TVPPYSHQSS VWFEMMRVYN W NHIILLVS ...文字列: MSTMHLLTFA LLFSCSFARA ACDPKIVNIG AVLSTRKHEQ MFREAVNQAN KRHGSWKIQL NATSVTHKPN AIQMALSVCE DLISSQVYA ILVSHPPTPN DHFTPTPVSY TAGFYRIPVL GLTTRMSIYS DKSIHLSFLR TVPPYSHQSS VWFEMMRVYN W NHIILLVS DDHEGRAAQK RLETLLEERE SKAEKVLQFD PGTKNVTALL MEARDLEARV IILSASEDDA ATVYRAAAML NM TGSGYVW LVGEREISGN ALRYAPDGII GLQLINGKNE SAHISDAVGV VAQAVHELLE KENITDPPRG CVGNTNIWKT GPL FKRVLM SSKYADGVTG RVEFNEDGDR KFANYSIMNL QNRKLVQVGI YNGTHVIPND RKIIWPGGET EKPRGYQMST RLKI VTIHQ EPFVYVKPTM SDGTCKEEFT VNGDPVKKVI CTGPNDTSPG SPRHTVPQCC YGFCVDLLIK LARTMNFTYE VHLVA DGKF GTQERVNNSN KKEWNGMMGE LLSGQADMIV APLTINNERA QYIEFSKPFK YQGLTILVKK EIPRSTLDSF MQPFQS TLW LLVGLSVHVV AVMLYLLDRF SPFGRFKVNS EEEEEDALTL SSAMWFSWGV LLNSGIGEGA PRSFSARILG MVWAGFA MI IVASYTANLA AFLVLDRPEE RITGINDPRL RNPSDKFIYA TVKQSSVDIY FRRQVELSTM YRHMEKHNYE SAAEAIQA V RDNKLHAFIW DSAVLEFEAS QKCDLVTTGE LFFRSGFGIG MRKDSPWKQN VSLSILKSHE NGFMEDLDKT WVRYQECDS RSNAPATLTF ENMAGVFMLV AGGIVAGIFL IFIEIAYKRH KDARRKQMQL AFAAVNVWRK NLQDRKSGRA EPDPKKKATF RAITSTLAS SFKRRRSSKD TSTGGGRGAL QNQKDTVLPR RAIEREEGQL QLCSRHRES UniProtKB: Glutamate receptor ionotropic, NMDA 1 |
-分子 #4: Glutamate receptor ionotropic, NMDA 2B
| 分子 | 名称: Glutamate receptor ionotropic, NMDA 2B / タイプ: protein_or_peptide / ID: 4 / コピー数: 2 / 光学異性体: LEVO |
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| 由来(天然) | 生物種: ![]() |
| 分子量 | 理論値: 166.162062 KDa |
| 配列 | 文字列: MKPSAECCSP KFWLVLAVLA VSGSKARSQK SAPSIGIAVI LVGTSDEVAI KDAHEKDDFH HLSVVPRVEL VAMNETDPKS IITRICDLM SDRKIQGVVL ADDTDQEAIA QILDFISAQT LTPILGIHGG SSMIMADKDE SSMFFQFGPS IEQQASVMLN I MEEYDWYI ...文字列: MKPSAECCSP KFWLVLAVLA VSGSKARSQK SAPSIGIAVI LVGTSDEVAI KDAHEKDDFH HLSVVPRVEL VAMNETDPKS IITRICDLM SDRKIQGVVL ADDTDQEAIA QILDFISAQT LTPILGIHGG SSMIMADKDE SSMFFQFGPS IEQQASVMLN I MEEYDWYI FSIVTTYFPG YQDFVNKIRS TIENSFVGWE LEEVLLLDMS LDDGDSKIQN QLKKLQSPII LLYCTKEEAT YI FEVANSV GLTGYGYTWI VPSLVAGDTD TVPSEFPTGL ISVSYDEWDY GLPARVRDGI AIITTAASDM LSEHSFIPEP KSS CYNTHE KRIYQSNMLN RYLINVTFEG RNLSFSEDGY QMHPKLVIIL LNKERKWERV GKWKDKSLQM KYYVWPRMCP ETEE QEDDH LSIVTLEEAP FVIVESVDPL SGTCMRNTVP CQKRIISENK TDEEPGYIKK CCKGFCIDIL KKISKSVKFT YDLYL VTNG KHGKKINGTW NGMIGEVVMK RAYMAVGSLT INEERSEVVD FSVPFIETGI SVMVSRSNGT VSPSAFLEPF SADVWV MMF VMLLIVSAVA VFVFEYFSPV GYNRCLADGR EPGGPSFTIG KAIWLLWGLV FNNSVPVQNP KGTTSKIMVS VWAFFAV IF LASYTANLAA FMIQEEYVDQ VSGLSDKKFQ RPNDFSPPFR FGTVPNGSTE RNIRNNYAEM HAYMGKFNQR GVDDALLS L KTGKLDAFIY DAAVLNYMAG RDEGCKLVTI GSGKVFASTG YGIAIQKDSG WKRQVDLAIL QLFGDGEMEE LEALWLTGI CHNEKNEVMS SQLDIDNMAG VFYMLGAAMA LSLITFICEH LFYWQFRHCF MGVCSGKPGM VFSISRGIYS CIHGVAIEER QSVMNSPTA TMNNTHSNIL RLLRTAKNMA NLSGVNGSPQ SALDFIRRES SVYDISEHRR SFTHSDCKSY NNPPCEENLF S DYISEVER TFGNLQLKDS NVYQDHYHHH HRPHSIGSTS SIDGLYDCDN PPFTTQPRSI SKKPLDIGLP SSKHSQLSDL YG KFSFKSD RYSGHDDLIR SDVSDISTHT VTYGNIEGNA AKRRKQQYKD SLKKRPASAK SRREFDEIEL AYRRRPPRSP DHK RYFRDK EGLRDFYLDQ FRTKENSPHW EHVDLTDIYK ERSDDFKRDS VSGGGPCTNR SHLKHGTGDK HGVVGGVPAP WEKN LTNVD WEDRSGGNFC RSCPSKLHNY SSTVAGQNSG RQACIRCEAC KKAGNLYDIS EDNSLQELDQ PAAPVAVSSN ASTTK YPQS PTNSKAQKKN RNKLRRQHSY DTFVDLQKEE AALAPRSVSL KDKGRFMDGS PYAHMFEMPA GESSFANKSS VTTAGH HHN NPGSGYMLSK SLYPDRVTQN PFIPTFGDDQ CLLHGSKSYF FRQPTVAGAS KTRPDFRALV TNKPVVSALH GAVPGRF QK DICIGNQSNP CVPNNKNPRA FNGSSNGHVY EKLSSIESDV UniProtKB: Glutamate receptor ionotropic, NMDA 2B |
-分子 #6: 2-acetamido-2-deoxy-beta-D-glucopyranose
| 分子 | 名称: 2-acetamido-2-deoxy-beta-D-glucopyranose / タイプ: ligand / ID: 6 / コピー数: 4 / 式: NAG |
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| 分子量 | 理論値: 221.208 Da |
| Chemical component information | ![]() ChemComp-NAG: |
-実験情報
-構造解析
| 手法 | クライオ電子顕微鏡法 |
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解析 | 単粒子再構成法 |
| 試料の集合状態 | particle |
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試料調製
| 濃度 | 0.05 mg/mL |
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| 緩衝液 | pH: 8 |
| 凍結 | 凍結剤: ETHANE / チャンバー内湿度: 100 % / チャンバー内温度: 290 K / 装置: FEI VITROBOT MARK IV |
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電子顕微鏡法
| 顕微鏡 | TFS KRIOS |
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| 特殊光学系 | エネルギーフィルター - 名称: GIF Bioquantum / エネルギーフィルター - スリット幅: 20 eV |
| 撮影 | フィルム・検出器のモデル: GATAN K3 BIOQUANTUM (6k x 4k) 実像数: 9851 / 平均電子線量: 65.0 e/Å2 |
| 電子線 | 加速電圧: 300 kV / 電子線源: FIELD EMISSION GUN |
| 電子光学系 | 照射モード: FLOOD BEAM / 撮影モード: BRIGHT FIELD / 最大 デフォーカス(公称値): 3.0 µm / 最小 デフォーカス(公称値): 1.0 µm |
| 試料ステージ | ホルダー冷却材: NITROGEN |
| 実験機器 | ![]() モデル: Titan Krios / 画像提供: FEI Company |
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コントローラー
万見について




キーワード
データ登録者
米国, 1件
引用



















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解析
FIELD EMISSION GUN

