用户成果
ANTcryo™ 用户已发表 100+ 篇优秀论文。限于篇幅,本页仅列举了少数精选案例和优秀论文。
Featured Case Studies 精选案例

Structures of the Omicron Spike trimer with ACE2 and an anti-Omicron antibody
Yin W, Xu H et al. · Shanghai Institute of Materia Medica, CAS
ANTcryo™ and UltrAuFoil grids were used to reveal the Omicron mutant strain spike protein structure binding to the therapeutic antibody JMB2002 and receptor ACE2. The final resolutions achieved were 2.69 Å (using ANTcryo™) and 2.77 Å (using UltrAuFoil), demonstrating superior resolution performance.
Omicron 刺突蛋白与 ACE2 及抗 Omicron 抗体复合物的结构
Yin W, Xu H et al. · 中国科学院上海药物研究所
使用 ANTcryo™ 和 UltrAuFoil 载网揭示 Omicron 突变株刺突蛋白与治疗性抗体 JMB2002 及受体 ACE2 的结合结构。最终分辨率达到 2.69 Å(ANTcryo™)和 2.77 Å(UltrAuFoil),展现出卓越的分辨率性能。

Comparative cryo-EM sample preparation of adrenergic receptors
Stanford University
Comparative analysis using ANTcryo™ and Quantifoil grids for cryo-EM sample preparation of adrenergic receptors. The study achieved resolutions of 2.49 Å with ANTcryo™ and 2.99 Å with Quantifoil, demonstrating superior performance of ANTcryo™ technology.
肾上腺素受体的冷冻电镜样品制备对比分析
Stanford University · 斯坦福大学
使用 ANTcryo™ 与 Quantifoil 载网进行肾上腺素受体的冷冻电镜样品制备对比分析。研究分别达到 2.49 Å(ANTcryo™)和 2.99 Å(Quantifoil)的分辨率,展示了 ANTcryo™ 技术的卓越性能。

Activation and Signaling Mechanism Revealed by Cannabinoid Receptor-Gi Complex Structures
Hua T, Liu ZJ et al. · ShanghaiTech University, iHuman Institute
Three-dimensional cryo-EM structures of CB1 and CB2 cannabinoid receptors bound to G protein complexes. Sample preparation used ANTcryo™ grids (formerly CryoMatrix). Final resolutions: CB1 at 3.0 Å, CB2 at 2.9 Å.
大麻素受体–Gi 复合物结构揭示的激活与信号转导机制
Hua T, Liu ZJ et al. · 上海科技大学 iHuman 研究所
CB1 和 CB2 大麻素受体与 G 蛋白复合物的三维冷冻电镜结构。样品制备使用 ANTcryo™ 载网(原名 CryoMatrix)。最终分辨率:CB1 达 3.0 Å,CB2 达 2.9 Å。
Selected Publications 精选论文
ANTcryo™ 已支持 100+ 篇论文发表。以下为精选选集。
Cell
Structural decoding of reversible covalent linkage of odorants in human olfactory receptor OR6A2
Wang T, Liu ZJ et al. · ShanghaiTech University, iHuman Institute(上海科技大学,iHuman 研究所)
Human olfactory receptor OR6A2 was successfully engineered into a functional protein for the first time, revealing its reversible covalent bond recognition mechanism for aldehyde odorants, and discovering a widely conserved activation switch in Class II olfactory receptors.
DOI: S0092-8674(25)01430-8人类嗅觉受体 OR6A2 中气味分子可逆共价连接的结构解码
Wang T, Liu ZJ et al. · ShanghaiTech University, iHuman Institute(上海科技大学,iHuman 研究所)
人类嗅觉受体 OR6A2 首次被成功改造为功能性蛋白,揭示其对醛类气味分子的可逆共价键识别机制,并发现 II 类嗅觉受体中广泛保守的激活开关。
DOI: S0092-8674(25)01430-8Early fusion intermediate of ACE2-using coronavirus spike acting as an antiviral target
Xing L, Lu L et al. · Fudan University(复旦大学)
First high-resolution structure of a coronavirus S protein early fusion intermediate, revealing the precise conformation of the fusion peptide inserting into the host membrane after S2′ cleavage, and identifying this intermediate as the optimal antiviral target window.
DOI: 10.1016/j.cell.2025.01.012利用 ACE2 的冠状病毒刺突蛋白早期融合中间体作为抗病毒靶点
Xing L, Lu L et al. · Fudan University(复旦大学)
首个冠状病毒 S 蛋白早期融合中间体的高分辨率结构,揭示 S2′ 切割后融合肽插入宿主膜的精确构象,确定该中间体为最佳抗病毒靶点窗口。
DOI: 10.1016/j.cell.2025.01.012Structural Insights into the Diversity and DNA Cleavage Mechanism of Fanzor
Xu P, Zhang F et al. · Broad Institute / MIT(博德研究所 / 麻省理工学院)
Structures of 13 Fanzor proteins from 3 different organisms reveal the molecular diversity of eukaryotic gene editing systems; the ωRNA binding interface is highly conserved, while TAM recognition and catalytic sites vary; the RuvC domain 'Lid' loop undergoes conformational changes during guide-DNA pairing to regulate activation.
DOI: 10.1016/j.cell.2024.07.050Fanzor 多样性及其 DNA 切割机制的结构洞察
Xu P, Zhang F et al. · Broad Institute / MIT(博德研究所 / 麻省理工学院)
来自 3 种不同生物的 13 个 Fanzor 蛋白结构揭示真核基因编辑系统的分子多样性;ωRNA 结合界面高度保守,TAM 识别和催化位点各异;RuvC 结构域 'Lid' 环在 guide-DNA 配对时发生构象变化以调控激活。
DOI: 10.1016/j.cell.2024.07.050A potent pan-sarbecovirus neutralizing antibody resilient to epitope diversification
Rosen LE, Starr TN et al. (53 authors) · University of Utah / Vir Biotechnology(犹他大学 / Vir Biotechnology)
Discovery of human monoclonal antibody VIR-7229 with unprecedented cross-reactivity across all sarbecovirus lineages (including non-ACE2 bat sarbecoviruses), while effectively neutralizing all SARS-CoV-2 variants since 2019. Tolerates extreme epitope diversification through high-affinity binding, receptor molecular mimicry, and backbone interactions.
DOI: 10.1016/j.cell.2024.09.026一种耐受表位多样化的高效广谱沙贝冠状病毒中和抗体
Rosen LE, Starr TN et al. (53 authors) · University of Utah / Vir Biotechnology(犹他大学 / Vir Biotechnology)
发现人源单克隆抗体 VIR-7229,对全部 sarbecovirus 进化支(包括非 ACE2 蝙蝠 sarbecovirus)具有前所未有的交叉反应性,同时能有效中和 2019 年以来所有 SARS-CoV-2 变体。通过高亲和力结合、受体分子模拟和骨架相互作用耐受极端表位多样化。
DOI: 10.1016/j.cell.2024.09.026Mastigoneme structure reveals insights into the O-linked glycosylation code of native hydroxyproline-rich helices
Dai J, Zhang R et al. · Washington University in St. Louis / Harvard Medical School(圣路易斯华盛顿大学 / 哈佛医学院)
Cryo-EM structure of the hydroxyproline-rich mastigoneme, an extracellular filament isolated from Chlamydomonas cilia, at 3.1 Å. Two HRGPs form the filament — an MST1 polymer wrapped around a single MST3 — with hyperglycosylated poly(hydroxyproline) helices encased in carbohydrates. MST3 contains a PKD2-like transmembrane domain that forms a polycystin-like cation channel, explaining how mastigonemes are tethered to ciliary membranes.
DOI: 10.1016/j.cell.2024.03.005鞭毛丝结构揭示天然羟脯氨酸富集螺旋的 O-连接糖基化密码
Dai J, Zhang R et al. · Washington University in St. Louis / Harvard Medical School(圣路易斯华盛顿大学 / 哈佛医学院)
以 3.1 Å 分辨率解析从衣藻纤毛中分离的富羟脯氨酸鞭毛丝(mastigoneme)的冷冻电镜结构。两种 HRGP 蛋白构成该丝状体——MST1 聚合物包裹单一 MST3——高度糖基化的聚羟脯氨酸螺旋被碳水化合物包覆。MST3 含有类 PKD2 跨膜结构域,可形成类多囊蛋白阳离子通道,解释了鞭毛丝如何锚定于纤毛膜。
DOI: 10.1016/j.cell.2024.03.005Activation and Signaling Mechanism Revealed by Cannabinoid Receptor-Gi Complex Structures
Hua T, Liu ZJ et al. · ShanghaiTech University, iHuman Institute(上海科技大学,iHuman 研究所)
Cryo-EM structures of CB1 and CB2 in complex with G proteins. Sample preparation used ANTcryo™ grids. Resolutions: 3.0 Å and 2.9 Å.
DOI: 10.1016/j.cell.2020.01.008大麻素受体–Gi 复合物结构揭示的激活与信号转导机制
Hua T, Liu ZJ et al. · ShanghaiTech University, iHuman Institute(上海科技大学,iHuman 研究所)
CB1 和 CB2 与 G 蛋白分子结合的三维冷冻电镜结构。样品制备使用 ANTcryo™ 载网。分辨率:3.0 Å 和 2.9 Å。
DOI: 10.1016/j.cell.2020.01.008Science
Mechanism of DNA targeting by human LINE-1
Jin W, Xu RM et al. · Institute of Biophysics, CAS(中国科学院生物物理研究所)
Reveals the DNA targeting mechanism of human LINE-1 (the only autonomously active retrotransposon). ORF2p functions as a structure-dependent endonuclease, binding upstream dsDNA and recognizing downstream fork/flap structures, suggesting L1 transposition 'hitchhikes' on chromosomal processes with non-canonical DNA structures.
DOI: 10.1126/science.adu3433人类 LINE-1 DNA 靶向机制
Jin W, Xu RM et al. · Institute of Biophysics, CAS(中国科学院生物物理研究所)
揭示人类 LINE-1(唯一自主活跃的逆转座子)的 DNA 靶向机制。ORF2p 作为结构依赖性核酸内切酶发挥作用,结合上游 dsDNA 并识别下游叉状/瓣状结构,提示 L1 转座'搭车'于具有非经典 DNA 结构的染色体过程。
DOI: 10.1126/science.adu3433Structure and function of a huge photosystem I–fucoxanthin chlorophyll supercomplex from a coccolithophore
Shen L, Wang W et al. · Institute of Botany, CAS(中国科学院植物研究所)
Coccolithophore PSI-fucoxanthin supercomplex at 2.79 Å resolution — 38 peripheral FCPI antennas, 819 pigment molecules, 95% quantum efficiency. Demonstrates ANTcryo™'s capability in resolving ultra-large membrane protein complexes.
DOI: 10.1126/science.adv2132颗石藻巨大光系统 I–岩藻黄素叶绿素超复合物的结构与功能
Shen L, Wang W et al. · Institute of Botany, CAS(中国科学院植物研究所)
颗石藻 PSI-岩藻黄素超复合物,分辨率 2.79 Å——38 个外周 FCPI 天线,819 个色素分子,95% 量子效率。展示了 ANTcryo™ 解析超大膜蛋白复合物的能力。
DOI: 10.1126/science.adv2132Molecular basis of influenza ribonucleoprotein complex assembly and processive RNA synthesis
Peng R, Chang YW et al. · University of Pennsylvania(宾夕法尼亚大学)
First revelation that influenza virus RNP adopts a right-handed antiparallel double helix structure, with viral RNA wrapped in the minor groove. Visualizes conformational changes of viral polymerase in different functional states; nucleoprotein tail loop identified as a key drug target, with candidate lead compounds provided.
DOI: 10.1126/science.adq7597流感病毒核糖核蛋白复合物组装及持续 RNA 合成的分子基础
Peng R, Chang YW et al. · University of Pennsylvania(宾夕法尼亚大学)
首次揭示流感病毒 RNP 为右手反平行双螺旋结构,病毒 RNA 包裹在小沟中。可视化病毒聚合酶在不同功能状态下的构象变化;核蛋白尾环被确定为关键药物靶点,并提供候选先导化合物。
DOI: 10.1126/science.adq7597Structures of the Omicron Spike trimer with ACE2 and an anti-Omicron antibody
Yin W, Xu H et al. · Shanghai Institute of Materia Medica, CAS(中国科学院上海药物研究所)
ANTcryo™ vs UltrAuFoil comparison: ANTcryo™ resolution 2.69 Å, UltrAuFoil 2.77 Å.
DOI: 10.1126/science.abn8863Omicron 刺突蛋白与 ACE2 及抗 Omicron 抗体复合物的结构
Yin W, Xu H et al. · Shanghai Institute of Materia Medica, CAS(中国科学院上海药物研究所)
ANTcryo™ 与 UltrAuFoil 载网对比:ANTcryo™ 分辨率 2.69 Å,UltrAuFoil 2.77 Å。
DOI: 10.1126/science.abn8863Structural basis of Gs and Gi recognition by the human glucagon receptor
Qiao A, Wu B et al. · Shanghai Institute of Materia Medica, CAS(中国科学院上海药物研究所)
Cryo-EM structures of the human glucagon receptor bound to both Gs and Gi heterotrimeric G proteins at 3.7 Å and 3.9 Å, revealing how a single class B GPCR engages two distinct G-protein subtypes — a structural framework for understanding glucagon signaling and rational drug design.
DOI: 10.1126/science.aaz5346人胰高血糖素受体识别 Gs 与 Gi 蛋白的结构基础
Qiao A, Wu B et al. · Shanghai Institute of Materia Medica, CAS(中国科学院上海药物研究所)
人胰高血糖素受体与 Gs 和 Gi 两种异源三聚体 G 蛋白结合的冷冻电镜结构(3.7 Å 和 3.9 Å),揭示单一 B 类 GPCR 如何识别两种不同的 G 蛋白亚型——为理解胰高血糖素信号转导与理性药物设计提供结构框架。
DOI: 10.1126/science.aaz5346Nature
Fanzor is a eukaryotic programmable RNA-guided endonuclease
Saito M, Zhang F et al. · Broad Institute of MIT and Harvard(麻省理工学院及哈佛大学博德研究所)
First biochemical and structural characterization of Fanzor (Fz) proteins as eukaryotic RNA-guided DNA endonucleases — the evolutionary link between prokaryotic TnpB/Cas12 and eukaryotic gene regulation. The 2.7 Å cryo-EM structure reveals a conserved catalytic core despite diverse guide RNAs. Fanzor can be reprogrammed for human genome engineering, demonstrating that RNA-guided endonucleases exist across all three domains of life.
DOI: 10.1038/s41586-023-06356-2Fanzor 是一种真核生物可编程 RNA 引导的核酸内切酶
Saito M, Zhang F et al. · Broad Institute of MIT and Harvard(麻省理工学院及哈佛大学博德研究所)
首次对 Fanzor(Fz)蛋白进行生化与结构表征,证明其为真核 RNA 引导的 DNA 核酸内切酶,是原核 TnpB/Cas12 与真核基因调控之间的进化桥梁。2.7 Å 冷冻电镜结构显示,尽管 guide RNA 多样,催化核心依然高度保守。Fanzor 可经重编程用于人类基因组工程,表明 RNA 引导的核酸内切酶存在于生命三域之中。
DOI: 10.1038/s41586-023-06356-2GPCR activation and GRK2 assembly by a biased intracellular agonist
Duan J, Xu HE et al. · Shanghai Institute of Materia Medica, CAS(中国科学院上海药物研究所)
First complex structure of neurotensin receptor 1 (NTSR1) bound to GRK2, Gαq, and the arrestin-biased ligand SBI-553. GRK2 N-terminal helix docks into the open receptor cytoplasmic pocket formed by TM6 outward movement, analogous to G-protein binding. SBI-553 binds at the GRK2–NTSR1 interface, compatible with arrestin but clashing with Gαq — providing the structural basis for GRK2-mediated biased signaling.
DOI: 10.1038/s41586-023-06395-9偏向性细胞内激动剂介导的 GPCR 激活与 GRK2 组装
Duan J, Xu HE et al. · Shanghai Institute of Materia Medica, CAS(中国科学院上海药物研究所)
首个神经降压素受体 1(NTSR1)与 GRK2、Gαq 及 arrestin 偏向性配体 SBI-553 结合的复合物结构。GRK2 N 端螺旋插入由 TM6 外移形成的受体胞内开放口袋,其结合方式与 G 蛋白类似。SBI-553 结合于 GRK2–NTSR1 界面,与 arrestin 相容而与 Gαq 空间冲突,为 GRK2 介导的偏向性信号转导提供了结构基础。
DOI: 10.1038/s41586-023-06395-9Structural basis of tethered agonism of the adhesion GPCRs ADGRD1 and ADGRF1
Qu X, Wu B et al. · Shanghai Institute of Materia Medica, CAS(中国科学院上海药物研究所)
G protein-bound structures of the adhesion GPCRs ADGRD1 and ADGRF1 reveal how the stalk region preceding the first transmembrane helix acts as a tethered agonist, forming conserved interactions with the transmembrane domain shared across the aGPCR family. ADGRF1 also contains a specific lipid-binding site that may recognize the endogenous ligand synaptamide — highlighting the diverse signal transduction mechanisms of aGPCRs.
DOI: 10.1038/s41586-022-04580-w黏附类 GPCR ADGRD1 与 ADGRF1 锚定激动作用的结构基础
Qu X, Wu B et al. · Shanghai Institute of Materia Medica, CAS(中国科学院上海药物研究所)
G 蛋白结合状态下的黏附类 GPCR ADGRD1 与 ADGRF1 结构,揭示第一跨膜螺旋之前的 stalk 区域可作为锚定激动剂,与跨膜结构域形成 aGPCR 家族共享的保守相互作用。ADGRF1 还含有一个特异性脂质结合位点,可能识别内源性配体 synaptamide——凸显了 aGPCR 家族多样的信号转导机制。
DOI: 10.1038/s41586-022-04580-wStructures of Gi-bound metabotropic glutamate receptors mGlu2 and mGlu4
Lin S, Wu B et al. · Shanghai Institute of Materia Medica, CAS(中国科学院上海药物研究所)
Cryo-EM structures of human mGlu2 and mGlu4 bound to heterotrimeric Gi protein. The G-protein-binding site formed by three intracellular loops and helices III and IV is distinct from all other GPCR structures, and the asymmetric dimer interface of the transmembrane domain proves crucial for receptor activation — providing the molecular basis for asymmetric signal transduction of class C GPCRs.
DOI: 10.1038/s41586-021-03495-2结合 Gi 蛋白的代谢型谷氨酸受体 mGlu2 与 mGlu4 的结构
Lin S, Wu B et al. · Shanghai Institute of Materia Medica, CAS(中国科学院上海药物研究所)
人源 mGlu2 与 mGlu4 结合异源三聚体 Gi 蛋白的冷冻电镜结构。由三个胞内环及 III、IV 号跨膜螺旋共同形成的 G 蛋白结合位点不同于已解析的所有其他 GPCR 结构;跨膜结构域的不对称二聚体界面被证明对受体激活至关重要——为 C 类 GPCR 的不对称信号转导提供了分子基础。
DOI: 10.1038/s41586-021-03495-2PNAS
Calcineurin-fused GPCRs enable high-resolution structural studies
Xu J, Kobilka BK et al. · Stanford University(斯坦福大学)
A novel calcineurin fusion strategy for GPCR structural biology, enabling high-resolution cryo-EM studies. This is the first ANTcryo™ publication from an internationally top structural biology laboratory.
DOI: 10.1073/pnas.2414544121钙调磷酸酶融合 GPCR 实现高分辨率结构研究
Xu J, Kobilka BK et al. · Stanford University(斯坦福大学)
一种新颖的钙调磷酸酶融合策略用于 GPCR 结构生物学,实现高分辨率冷冻电镜研究。这是来自国际顶级结构生物学实验室的首篇 ANTcryo™ 发表论文。
DOI: 10.1073/pnas.2414544121Cell Research
Molecular mechanism of the arrestin-biased agonism of neurotensin receptor 1 by an intracellular allosteric modulator
Sun D, Xu HE et al. · University of Science and Technology of China(中国科学技术大学)
First high-resolution structure (2.65–2.88 Å) of a GPCR–β-arrestin1–biased allosteric modulator SBI-553 ternary complex. Discovers a new 'loop engagement' coupling mode — NTSR1 ICL3 binds the β-arrestin1 central crest cavity, representing a previously unobserved arrestin-selective GPCR conformation.
DOI: 10.1038/s41422-025-01095-7细胞内变构调节剂介导的神经降压素受体 1 的 arrestin 偏向性激活分子机制
Sun D, Xu HE et al. · University of Science and Technology of China(中国科学技术大学)
首个 GPCR–β-arrestin1–偏向性变构调节剂 SBI-553 三元复合物的高分辨率结构(2.65–2.88 Å)。发现一种新的 'loop engagement' 偶联模式——NTSR1 ICL3 结合 β-arrestin1 中央 crest 腔,代表了此前未观察到的 arrestin 选择性 GPCR 构象。
DOI: 10.1038/s41422-025-01095-7Progress in Biophysics and Molecular Biology
Amorphous nickel titanium alloy film: A new choice for cryo electron microscopy sample preparation
Huang X, Sun F et al. · Institute of Biophysics, CAS(中国科学院生物物理研究所)
Foundational paper introducing amorphous nickel-titanium alloy (ANTA) film as a revolutionary carbon-free cryo-EM support film. Protein adsorption: 0.94 pN vs 16.6 pN (carbon film), 18× reduction; resolution: 2.36 Å vs 2.59 Å (carbon film); conductivity improved by 4 orders of magnitude.
DOI: 10.1016/j.pbiomolbio.2020.07.009非晶镍钛合金膜:冷冻电镜样品制备的新选择
Huang X, Sun F et al. · Institute of Biophysics, CAS(中国科学院生物物理研究所)
介绍非晶镍钛合金(ANTA)薄膜作为革命性无碳冷冻电镜支持膜的基础论文。蛋白吸附:0.94 pN vs 16.6 pN(碳膜),降低 18 倍;分辨率:2.36 Å vs 2.59 Å(碳膜);电导率提升 4 个数量级。
DOI: 10.1016/j.pbiomolbio.2020.07.009