SASDWP9

Ratiometric matryoshka biosensor for Fe2+ – MDtxRGA_G149

数据类型:SASBDB 实验数据 状态:Published 曲线类型:SEC-SAS 最后更新:2026-01-21T11:35:46.133284+01:00
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1. 样品、组分与实验条件 Sample & Experiment

样品 1 · Ratiometric matryoshka biosensor for Fe2+ – MDtxRGA_G149

浓度— – 4.0 缓冲液 / pH20 mM MOPS, 250 mM KCl, / 7.0
实验温度20.0 设备 / 束线ESRF / BM29
波长0.099 nm曝光2.0 s × 1200

分子组分

组分类型 / 物种UniProt 与构建体寡聚状态分子量
Ratiometric matryoshka biosensor for Fe2+
查看序列
MRGSHHHHHHHHHHGMASMTGGQQMGRDLYDDDDKDPGRMKDLVDTTEMYLRTIYELEEEGIVPLRARIAERLEQSGPTVSQTVARMERDGLVHVSPDRSLEMTPEGRSLAIAVMRKHRLAERLLTDIIGLDIHKVHDEACRWEHVMSDEVERRLVEVLDDVHRSPFGNPIPGLGEIGLDQADEPDSGPASHNVYITADKQKNGIKANFTVRHNVEDGSVQLADHYQQNTPIGDGPVLLPDNHYLSTQTKLSKDPNEKRDHMVLLEFVTAAGITHGMDELYGGTVSKGEENNMAIIKEFMRFKVHMEGSVNGHEFEIEGEGEGRPYEAFQTAKLKVTKGGPLPFTWDILSPQFMYGSKVYIKHPADIPDYFKLSFPEGFRWERVMIFEDGGIIHVNQDSSLQDGVFIYKVKLRGTNFPSDGPVMQKKTMGLEACEERMYPEDGALKSEYKEWLKLKDGGHYAAEVKTTYKAKKPVQLPGAYIVDIKLDIVSHNEDYTIVEQYERAEGRHSTGGMDELYKGGSASQGEELFTGVVPILVELDGDVNGHKFSVRGEGEGDATIGKLTLKFISTTGKLPVPWPTLVTTLTYGVQCFSRYPDHMKRHDFFKSAMPEGYVQERTISFKDDGKYKTRAVVKFEGDTLVNRIELKGTDFKEDGNILGHKLEYNFNNPVRAIDLPLGENLKARIVQLNEILQVDLEQFQALTDAGVEIGTEVDIINEQGRVVITHNGSSVELIDDLAHAVRVEKVEG
proteinsynthetic construct——–—monomer分子数 184.189 kDa

实验曲线

曲线点数 / 列q 范围误差质量负强度点来源文件
1495[3]0.0845847–2.506839 1/nm含误差列缺失 032sasbdb/entries/p9/sasdwp9/source/SASDWP9.dat
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2. SASBDB 报告的指标 Reported Results

指标方法数值误差单位
dmaxP(r)12.37—nm
i0Guinier5.83492—1/cm
i0P(r)5.8270.0421/cm
mwExperimental83.13—kDa
porod_volumePorod118.25—nm³
rgGuinier3.550.055nm
rgP(r)3.6230.03nm

这些数值是 SASBDB 来源记录,不是 SAXSdb 对实验曲线重新计算的结果。

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3. 来源拟合与模型 Source Fits & Models

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4. 来源文件索引 Source Files

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5. 实验说明与论文 Experiment & Publication

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6. 完整来源记录 Complete Source Record

下列内容直接来自 SASBDB 条目。字段没有值时显示“—”;未声明的单位不会由 SAXSdb 猜测。

打开 SASBDB 原始条目

缓冲液与样品属性

缓冲液名称20 mM MOPS, 250 mM KCl,缓冲液浓度—
pH7.0添加剂—
缓冲液说明—
纯度测定方法—消光系数—
吸收值—散射对比度—
比体积 / 干体积— / —混合物 / 氘代— / —

采集条件与仪器

测量日期2024-11-15储存 / 测量温度20.0 / 20.0
曝光时间2.0帧数1200
波长0.099样品-探测器距离2.827
光源X-ray synchrotron探测器Pilatus3 2M
机构 / 束线ESRF / BM29 · Grenoble, France
q 范围0.085 – 2.507样品体积 / 流速100.0 / 0.6

SASBDB 原始图

实验 I(q)
实验 I(q)
实验 I(q) log-log
实验 I(q) log-log
Guinier 图
Guinier 图
Kratky 图
Kratky 图
P(r) 图
P(r) 图

可下载文件

类别文件状态大小校验值下载与查看
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pddfsasbdb/entries/p9/sasdwp9/source/SASDWP9.outdownloaded464881be3097ba30bee31c4cbe1262d0f12a29e7c3ec69ca32d850522bf727d2785d4下载查看原文件源站
sascifsasbdb/entries/p9/sasdwp9/source/SASDWP9.sascifnot_available——下载查看原文件源站
summarysasbdb/entries/p9/sasdwp9/source/summary.jsondownloaded86377cc44b772ca8c392fe4e2fa3506eec3da79d205820468e35e9f8d9b1f2ec876e下载查看原文件源站
curve:来源记录
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full_entry_zip:来源记录与 ZIP 内部目录(4 项)
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pddf:来源记录
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sascif:来源记录
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summary:来源记录
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全部来源字段(无筛选)

这里自动展开来源记录中的每一个字段,包括空值、列表成员和页面上方已展示过的字段。

summary.json:156 个字段值
字段路径原始值
codeSASDWP9
statusPublished
type_of_curveSEC-SAS
angular_unit1/nm
project.titleA Novel Biosensor for Ferrous Iron Developed via CoBiSe: A Computational Method for Rapid Biosensor Design
project.publication.titleA Novel Biosensor for Ferrous Iron Developed via CoBiSe: A Computational Method for Rapid Biosensor Design
project.publication.author_listPapadopoulos A, Anlauf M, Reiners J, Paik S, Krüger A, Lückel B, Bott M, Drepper T, Frunzke J, Gohlke H, Weidtkamp-Peters S, Smits S, Gertzen C
project.publication.journalACS Sensors
project.publication.doi10.1021/acssensors.5c02481
project.publication.pmidnull
project.publication.published_date2026 Jan 11
project.statusreleased
project.submitted_date2025-02-26
project.released_date2025-12-11
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experiment.instrument.detector.typenull
experiment.instrument.detector.namePilatus3 2M
experiment.instrument.detector.resolution0.172
experiment.instrument.nameESRF
experiment.instrument.cityGrenoble
experiment.instrument.countryFrance
experiment.instrument.beamline_nameBM29
experiment.instrument.beam_geometrypoint
experiment.instrument.type_of_sourceX-ray synchrotron
experiment.instrument.point_sourcenull
experiment.instrument.line_collimationnull
experiment.instrument.sample_path_lengthnull
experiment.instrument.line_collimation_slitlengthnull
experiment.instrument.line_collimation_integrationwidthnull
experiment.instrument.xray_energynull
experiment.instrument.beam_profile_ahnull
experiment.instrument.beam_profile_alnull
experiment.sample.molecule[0].long_nameRatiometric matryoshka biosensor for Fe2+
experiment.sample.molecule[0].short_nameMDtxRGA G149
experiment.sample.molecule[0].sequenceMRGSHHHHHHHHHHGMASMTGGQQMGRDLYDDDDKDPGRMKDLVDTTEMYLRTIYELEEEGIVPLRARIAERLEQSGPTVSQTVARMERDGLVHVSPDRSLEMTPEGRSLAIAVMRKHRLAERLLTDIIGLDIHKVHDEACRWEHVMSDEVERRLVEVLDDVHRSPFGNPIPGLGEIGLDQADEPDSGPASHNVYITADKQKNGIKANFTVRHNVEDGSVQLADHYQQNTPIGDGPVLLPDNHYLSTQTKLSKDPNEKRDHMVLLEFVTAAGITHGMDELYGGTVSKGEENNMAIIKEFMRFKVHMEGSVNGHEFEIEGEGEGRPYEAFQTAKLKVTKGGPLPFTWDILSPQFMYGSKVYIKHPADIPDYFKLSFPEGFRWERVMIFEDGGIIHVNQDSSLQDGVFIYKVKLRGTNFPSDGPVMQKKTMGLEACEERMYPEDGALKSEYKEWLKLKDGGHYAAEVKTTYKAKKPVQLPGAYIVDIKLDIVSHNEDYTIVEQYERAEGRHSTGGMDELYKGGSASQGEELFTGVVPILVELDGDVNGHKFSVRGEGEGDATIGKLTLKFISTTGKLPVPWPTLVTTLTYGVQCFSRYPDHMKRHDFFKSAMPEGYVQERTISFKDDGKYKTRAVVKFEGDTLVNRIELKGTDFKEDGNILGHKLEYNFNNPVRAIDLPLGENLKARIVQLNEILQVDLEQFQALTDAGVEIGTEVDIINEQGRVVITHNGSSVELIDDLAHAVRVEKVEG
experiment.sample.molecule[0].organismsynthetic construct
experiment.sample.molecule[0].uniprot_codenull
experiment.sample.molecule[0].uniprot_range_firstnull
experiment.sample.molecule[0].uniprot_range_lastnull
experiment.sample.molecule[0].oligomerizationmonomer
experiment.sample.molecule[0].molecular_typeprotein
experiment.sample.molecule[0].uniprot_sequence
experiment.sample.molecule[0].mw84.189
experiment.sample.molecule[0].total_mw84.189
experiment.sample.molecule[0].number_molecules1
experiment.sample.molecule[0].complex_stateFalse
experiment.sample.molecule[0].deuterationnull
experiment.sample.molecule[0].molecule_sourcebiological
experiment.sample.molecule[0].molecule_descriptionThe sensor contains different domains: - DtxR (ferrous iron binding protein) from Corynebacterium glutamicum - superfolder circularly permutated GFP (cpsfGFP (reporter fluorophore) from Aequorea victoria - LSSmApple (reference fluorophore) from Discosoma sp.  and is constructed as: 1-39 N-Terminal 10xHis, T7tag, enterokinase site/XpressTag, 40-188 DtxR-N-terminus 189-192 PASH Linker 193-281 cpsfGFP-C-terminus 282-284 GGT Linker 285-519 LSSmApple 520-522 GGS Linker 523-666 cpsfGFP-N-terminus 667-670 FNNP Linker 671-749 DtxR-C-terminus
experiment.sample.buffer.name20 mM MOPS, 250 mM KCl,
experiment.sample.buffer.concentration_unitnull
experiment.sample.buffer.commentnull
experiment.sample.buffer.additivenull
experiment.sample.buffer.concentrationnull
experiment.sample.buffer.pkanull
experiment.sample.buffer.ph7.0
experiment.sample.buffer.deuterationnull
experiment.sample.purity_methodnull
experiment.sample.nameRatiometric matryoshka biosensor for Fe2+ – MDtxRGA_G149
experiment.sample.ext_coefficientnull
experiment.sample.contrastnull
experiment.sample.specific_volnull
experiment.sample.dry_volnull
experiment.sample.absorbptionnull
experiment.sample.deuterationnull
experiment.sample.mixturenull
experiment.contributor[0].affiliation[0].short_namenull
experiment.contributor[0].affiliation[0].addressDüsseldorf, Germany
experiment.contributor[0].affiliation[0].full_nameHeinrich Heine University Düsseldorf
experiment.contributor[0].affiliation[0].webpagehttps://www.uni-duesseldorf.de
experiment.contributor[0].contributor_nameJens
experiment.contributor[0].contributor_surnameReiners
experiment.contributor[0].orcid
experiment.concentration_methodnull
experiment.concentration_unitnull
experiment.date2024-11-15
experiment.storage_temperature20.0
experiment.cell_temperature20.0
experiment.exposure_time2.0
experiment.number_of_frames1200
experiment.wavelength0.099
experiment.sample_detector_distance2.827
experiment.concentration_minnull
experiment.concentration_max4.0
experiment.sample_volume100.0
experiment.flow_rate0.6
experiment.s_min0.085
experiment.s_max2.507
experiment.total_exposure_timenull
experiment.seccolumn1
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fits[0].models[0].commentnull
fits[0].models[0].user402
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fits[0].softwareCRYSOL
fits[0].chi_square_value1.084
fits[0].p_value0.3843
fits[0].fit_residual_plotSASDWP9_fit1_fitresiduals_img.png
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fits[0].software_versionVersion 2.8.3
fits[0].description
estimated_volume_methodnull
pddf_softwareATSAS GNOM
pddf_software_version5.0
i0_calibration_standardnull
descriptionnull
experiment_descriptionSynchrotron SAXS data from solutions of Ratiometric matryoshka biosensor for Fe2+ (MDtxRGA_G149) in 20 mM MOPS, 250 mM KCl, pH 7 were collected on the BM29 beam line at the ESRF (Grenoble, France) using a Pilatus3 2M detector at a sample-detector distance of 2.8 m and at a wavelength of λ = 0.099 nm (I(s) vs s, where s = 4πsinθ/λ, and 2θ is the scattering angle). In-line size-exclusion chromatography (SEC) SAS was employed. The SEC parameters were as follows: A 100.00 μl sample at 4 mg/ml was injected at a 0.60 ml/min flow rate onto a GE Superdex 200 Increase 10/300 column at 20°C. 1200 successive 2 second frames were collected. The data were normalized to the intensity of the transmitted beam and radially averaged; the scattering of the solvent-blank was subtracted.
tags[]
intensity_unit1/cm
experimental_mw83.13
experimental_mw_errornull
guinier_i0_mwnull
guinier_i0_mw_errornull
porod_mwnull
porod_mw_errornull
pddf_i05.827
pddf_i0_error0.042
guinier_i05.83492
guinier_i0_errornull
pddf_rg3.623
pddf_rg_error0.03
guinier_rg3.55
guinier_rg_error0.055
pddf_dmax12.37
pddf_dmax_errornull
porod_volume118.25
porod_volume_errornull
estimated_volumenull
estimated_volume_errornull
guinier_point_first1
guinier_point_last58
pddf_point_firstnull
pddf_point_lastnull
i0_calibration_standard_datanull
intensities_log_log_plotSASDWP9_datloglog_img.png
symmetrynull
last_modified2026-01-21T11:35:46.133284+01:00
bragg_peak[]
manifest.json:34 个字段值
字段路径原始值
codeSASDWP9
statussuccess
started_at2026-08-11T16:19:40.639829+00:00
finished_at2026-08-11T16:19:48.919095+00:00
source_last_modified2026-01-21T11:35:46.133284+01:00
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查看完整 summary.json 原文
{
  "code": "SASDWP9",
  "status": "Published",
  "type_of_curve": "SEC-SAS",
  "angular_unit": "1/nm",
  "project": {
    "title": "A Novel Biosensor for Ferrous Iron Developed via CoBiSe: A Computational Method for Rapid Biosensor Design",
    "publication": {
      "title": "A Novel Biosensor for Ferrous Iron Developed via CoBiSe: A Computational Method for Rapid Biosensor Design",
      "author_list": "Papadopoulos A, Anlauf M, Reiners J, Paik S, Krüger A, Lückel B, Bott M, Drepper T, Frunzke J, Gohlke H, Weidtkamp-Peters S, Smits S, Gertzen C",
      "journal": "ACS Sensors",
      "doi": "10.1021/acssensors.5c02481",
      "pmid": null,
      "published_date": "2026 Jan 11"
    },
    "status": "released",
    "submitted_date": "2025-02-26",
    "released_date": "2025-12-11"
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        {
          "long_name": "Ratiometric matryoshka biosensor for Fe2+",
          "short_name": "MDtxRGA G149",
          "sequence": "MRGSHHHHHHHHHHGMASMTGGQQMGRDLYDDDDKDPGRMKDLVDTTEMYLRTIYELEEEGIVPLRARIAERLEQSGPTVSQTVARMERDGLVHVSPDRSLEMTPEGRSLAIAVMRKHRLAERLLTDIIGLDIHKVHDEACRWEHVMSDEVERRLVEVLDDVHRSPFGNPIPGLGEIGLDQADEPDSGPASHNVYITADKQKNGIKANFTVRHNVEDGSVQLADHYQQNTPIGDGPVLLPDNHYLSTQTKLSKDPNEKRDHMVLLEFVTAAGITHGMDELYGGTVSKGEENNMAIIKEFMRFKVHMEGSVNGHEFEIEGEGEGRPYEAFQTAKLKVTKGGPLPFTWDILSPQFMYGSKVYIKHPADIPDYFKLSFPEGFRWERVMIFEDGGIIHVNQDSSLQDGVFIYKVKLRGTNFPSDGPVMQKKTMGLEACEERMYPEDGALKSEYKEWLKLKDGGHYAAEVKTTYKAKKPVQLPGAYIVDIKLDIVSHNEDYTIVEQYERAEGRHSTGGMDELYKGGSASQGEELFTGVVPILVELDGDVNGHKFSVRGEGEGDATIGKLTLKFISTTGKLPVPWPTLVTTLTYGVQCFSRYPDHMKRHDFFKSAMPEGYVQERTISFKDDGKYKTRAVVKFEGDTLVNRIELKGTDFKEDGNILGHKLEYNFNNPVRAIDLPLGENLKARIVQLNEILQVDLEQFQALTDAGVEIGTEVDIINEQGRVVITHNGSSVELIDDLAHAVRVEKVEG",
          "organism": "synthetic construct",
          "uniprot_code": null,
          "uniprot_range_first": null,
          "uniprot_range_last": null,
          "oligomerization": "monomer",
          "molecular_type": "protein",
          "uniprot_sequence": "",
          "mw": 84.189,
          "total_mw": 84.189,
          "number_molecules": 1,
          "complex_state": false,
          "deuteration": null,
          "molecule_source": "biological",
          "molecule_description": "The sensor contains different domains:\r\n\r\n- DtxR (ferrous iron binding protein)  from Corynebacterium glutamicum\r\n- superfolder circularly permutated GFP (cpsfGFP (reporter fluorophore) from Aequorea victoria\r\n- LSSmApple (reference fluorophore) from Discosoma sp. \r\n\r\nand is constructed as:\r\n1-39 N-Terminal 10xHis, T7tag, enterokinase site/XpressTag, \r\n40-188 DtxR-N-terminus \r\n189-192 PASH Linker\r\n193-281 cpsfGFP-C-terminus\r\n282-284 GGT Linker\r\n285-519 LSSmApple\r\n520-522 GGS Linker\r\n523-666 cpsfGFP-N-terminus\r\n667-670 FNNP Linker\r\n671-749 DtxR-C-terminus"
        }
      ],
      "buffer": {
        "name": "20 mM MOPS, 250 mM KCl,",
        "concentration_unit": null,
        "comment": null,
        "additive": null,
        "concentration": null,
        "pka": null,
        "ph": 7.0,
        "deuteration": null
      },
      "purity_method": null,
      "name": "Ratiometric matryoshka biosensor for Fe2+ – MDtxRGA_G149",
      "ext_coefficient": null,
      "contrast": null,
      "specific_vol": null,
      "dry_vol": null,
      "absorbption": null,
      "deuteration": null,
      "mixture": null
    },
    "contributor": [
      {
        "affiliation": [
          {
            "short_name": null,
            "address": "Düsseldorf, Germany",
            "full_name": "Heinrich Heine University Düsseldorf",
            "webpage": "https://www.uni-duesseldorf.de"
          }
        ],
        "contributor_name": "Jens",
        "contributor_surname": "Reiners",
        "orcid": ""
      }
    ],
    "concentration_method": null,
    "concentration_unit": null,
    "date": "2024-11-15",
    "storage_temperature": 20.0,
    "cell_temperature": 20.0,
    "exposure_time": 2.0,
    "number_of_frames": 1200,
    "wavelength": 0.099,
    "sample_detector_distance": 2.827,
    "concentration_min": null,
    "concentration_max": 4.0,
    "sample_volume": 100.0,
    "flow_rate": 0.6,
    "s_min": 0.085,
    "s_max": 2.507,
    "total_exposure_time": null,
    "seccolumn": 1
  },
  "fits": [
    {
      "models": [
        {
          "model_plot": "https://www.sasbdb.org/media/pdb_file/images/SASDWP9_fit1_model1_img.png",
          "software": "AlphaFold",
          "pdb_link": [],
          "model_title": null,
          "type_of_model": "atomic",
          "software_version": "3",
          "model_data": "https://www.sasbdb.org/media/pdb_file/SASDWP9_fit1_model1.pdb",
          "model_mw": 84.15,
          "bead_radius": null,
          "log": "https://www.sasbdb.org/media/log_files/fold_241017_af3_mdtxrga_g149_model_0.log",
          "symmetry": "P1",
          "comment": null,
          "user": 402
        }
      ],
      "fit_unit": "1/A",
      "fit_plot": "https://www.sasbdb.org/media/fitting_files/scattering_plots/SASDWP9_fit1_fixed_fit_img.png",
      "software": "CRYSOL",
      "chi_square_value": 1.084,
      "p_value": 0.3843,
      "fit_residual_plot": "SASDWP9_fit1_fitresiduals_img.png",
      "fit_data": "https://www.sasbdb.org/media/fitting_files/SASDWP9_fit1.fit",
      "fit_log": "https://www.sasbdb.org/media/fitting_files/log_files/fold_241017_af3_mdtxrga_g149_model_0.log",
      "software_version": "Version 2.8.3",
      "description": ""
    }
  ],
  "estimated_volume_method": null,
  "pddf_software": "ATSAS GNOM",
  "pddf_software_version": "5.0",
  "i0_calibration_standard": null,
  "description": null,
  "experiment_description": "Synchrotron SAXS data from solutions of Ratiometric matryoshka biosensor for Fe2+ (MDtxRGA_G149) in 20 mM MOPS, 250 mM KCl, pH 7 were collected on the BM29 beam line at the ESRF (Grenoble, France) using a Pilatus3 2M detector at a sample-detector distance of 2.8 m and at a wavelength of λ = 0.099 nm (I(s) vs s, where s = 4πsinθ/λ, and 2θ is the scattering angle). In-line size-exclusion chromatography (SEC) SAS was employed. The SEC parameters were as follows: A 100.00 μl sample at 4 mg/ml was injected at a 0.60 ml/min flow rate onto a GE Superdex 200 Increase 10/300 column at 20°C. 1200 successive 2 second frames were collected. The data were normalized to the intensity of the transmitted beam and radially averaged; the scattering of the solvent-blank was subtracted.",
  "tags": [],
  "intensity_unit": "1/cm",
  "experimental_mw": 83.13,
  "experimental_mw_error": null,
  "guinier_i0_mw": null,
  "guinier_i0_mw_error": null,
  "porod_mw": null,
  "porod_mw_error": null,
  "pddf_i0": 5.827,
  "pddf_i0_error": 0.042,
  "guinier_i0": 5.83492,
  "guinier_i0_error": null,
  "pddf_rg": 3.623,
  "pddf_rg_error": 0.03,
  "guinier_rg": 3.55,
  "guinier_rg_error": 0.055,
  "pddf_dmax": 12.37,
  "pddf_dmax_error": null,
  "porod_volume": 118.25,
  "porod_volume_error": null,
  "estimated_volume": null,
  "estimated_volume_error": null,
  "guinier_point_first": 1,
  "guinier_point_last": 58,
  "pddf_point_first": null,
  "pddf_point_last": null,
  "i0_calibration_standard_data": null,
  "intensities_log_log_plot": "SASDWP9_datloglog_img.png",
  "symmetry": null,
  "last_modified": "2026-01-21T11:35:46.133284+01:00",
  "bragg_peak": []
}
查看完整 manifest.json 原文
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  "finished_at": "2026-08-11T16:19:48.919095+00:00",
  "source_last_modified": "2026-01-21T11:35:46.133284+01:00",
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