HEADER PROTEIN FIBRIL 24-JUL-25 9W07 TITLE THE CRYO-EM STRUCTURE OF AC-Y39EK45GK58G 30-140 A-SYN FIBRIL. COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALPHA-SYNUCLEIN; COMPND 3 CHAIN: C, F, D, G, E, H; COMPND 4 SYNONYM: NON-A BETA COMPONENT OF AD AMYLOID,NON-A4 COMPONENT OF COMPND 5 AMYLOID PRECURSOR,NACP; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: SNCA, NACP, PARK1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS PROTEIN FIBRIL, AMYLOID EXPDTA ELECTRON MICROSCOPY AUTHOR B.Y.CUI,Q.Y.ZHAO,D.LI REVDAT 1 29-JUL-26 9W07 0 JRNL AUTH B.Y.CUI,Q.Y.ZHAO JRNL TITL THE CRYO-EM STRUCTURE OF AC-Y39EK45GK58G 30-140 A-SYN JRNL TITL 2 FIBRIL. JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 3.03 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : RELION, RELION REMARK 3 RECONSTRUCTION SCHEMA : NULL REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : NULL REMARK 3 REFINEMENT SPACE : NULL REMARK 3 REFINEMENT PROTOCOL : NULL REMARK 3 REFINEMENT TARGET : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE : NULL REMARK 3 REMARK 3 FITTING PROCEDURE : NULL REMARK 3 REMARK 3 EM IMAGE RECONSTRUCTION STATISTICS REMARK 3 NOMINAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 ACTUAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 EFFECTIVE RESOLUTION (ANGSTROMS) : 3.030 REMARK 3 NUMBER OF PARTICLES : 22648 REMARK 3 CTF CORRECTION METHOD : NONE REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: NULL REMARK 4 REMARK 4 9W07 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBC ON 27-JUL-25. REMARK 100 THE DEPOSITION ID IS D_1300061582. REMARK 245 REMARK 245 EXPERIMENTAL DETAILS REMARK 245 RECONSTRUCTION METHOD : HELICAL REMARK 245 SPECIMEN TYPE : NULL REMARK 245 REMARK 245 ELECTRON MICROSCOPE SAMPLE REMARK 245 SAMPLE TYPE : FILAMENT REMARK 245 PARTICLE TYPE : HELICAL REMARK 245 NAME OF SAMPLE : THE CRYO-EM STRUCTURE OF REMARK 245 Y39EK45GK58G 30-140 A-SYN REMARK 245 FIBRIL. REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : NULL REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : NULL REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 7.50 REMARK 245 SAMPLE DETAILS : NULL REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : NULL REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : TFS KRIOS REMARK 245 DETECTOR TYPE : GATAN K3 BIOCONTINUUM (6K X REMARK 245 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1000.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 2000.00 REMARK 245 MINIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 MAXIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 NOMINAL CS : NULL REMARK 245 IMAGING MODE : BRIGHT FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 5500.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : NULL REMARK 245 CALIBRATED MAGNIFICATION : NULL REMARK 245 SOURCE : FIELD EMISSION GUN REMARK 245 ACCELERATION VOLTAGE (KV) : 300 REMARK 245 IMAGING DETAILS : NULL REMARK 247 REMARK 247 ELECTRON MICROSCOPY REMARK 247 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM ELECTRON REMARK 247 MICROSCOPY DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE REMARK 247 THAT CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES REMARK 247 ON THESE RECORDS ARE MEANINGLESS EXCEPT FOR THE CALCULATION REMARK 247 OF THE STRUCTURE FACTORS. REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: HEXAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, F, D, G, E, H REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 GLY F 36 REMARK 465 GLY G 36 REMARK 465 GLY H 36 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 THR C 72 63.96 -100.24 REMARK 500 THR D 72 63.91 -100.19 REMARK 500 THR E 72 63.86 -100.17 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-65495 RELATED DB: EMDB REMARK 900 THE CRYO-EM STRUCTURE OF AC-Y39EK45GK58G 30-140 A-SYN FIBRIL. DBREF 9W07 C 36 98 UNP P37840 SYUA_HUMAN 36 98 DBREF 9W07 F 36 98 UNP P37840 SYUA_HUMAN 36 98 DBREF 9W07 D 36 98 UNP P37840 SYUA_HUMAN 36 98 DBREF 9W07 G 36 98 UNP P37840 SYUA_HUMAN 36 98 DBREF 9W07 E 36 98 UNP P37840 SYUA_HUMAN 36 98 DBREF 9W07 H 36 98 UNP P37840 SYUA_HUMAN 36 98 SEQADV 9W07 GLU C 39 UNP P37840 TYR 39 ENGINEERED MUTATION SEQADV 9W07 GLY C 45 UNP P37840 LYS 45 ENGINEERED MUTATION SEQADV 9W07 GLY C 58 UNP P37840 LYS 58 ENGINEERED MUTATION SEQADV 9W07 GLU F 39 UNP P37840 TYR 39 ENGINEERED MUTATION SEQADV 9W07 GLY F 45 UNP P37840 LYS 45 ENGINEERED MUTATION SEQADV 9W07 GLY F 58 UNP P37840 LYS 58 ENGINEERED MUTATION SEQADV 9W07 GLU D 39 UNP P37840 TYR 39 ENGINEERED MUTATION SEQADV 9W07 GLY D 45 UNP P37840 LYS 45 ENGINEERED MUTATION SEQADV 9W07 GLY D 58 UNP P37840 LYS 58 ENGINEERED MUTATION SEQADV 9W07 GLU G 39 UNP P37840 TYR 39 ENGINEERED MUTATION SEQADV 9W07 GLY G 45 UNP P37840 LYS 45 ENGINEERED MUTATION SEQADV 9W07 GLY G 58 UNP P37840 LYS 58 ENGINEERED MUTATION SEQADV 9W07 GLU E 39 UNP P37840 TYR 39 ENGINEERED MUTATION SEQADV 9W07 GLY E 45 UNP P37840 LYS 45 ENGINEERED MUTATION SEQADV 9W07 GLY E 58 UNP P37840 LYS 58 ENGINEERED MUTATION SEQADV 9W07 GLU H 39 UNP P37840 TYR 39 ENGINEERED MUTATION SEQADV 9W07 GLY H 45 UNP P37840 LYS 45 ENGINEERED MUTATION SEQADV 9W07 GLY H 58 UNP P37840 LYS 58 ENGINEERED MUTATION SEQRES 1 C 63 GLY VAL LEU GLU VAL GLY SER LYS THR GLY GLU GLY VAL SEQRES 2 C 63 VAL HIS GLY VAL ALA THR VAL ALA GLU GLY THR LYS GLU SEQRES 3 C 63 GLN VAL THR ASN VAL GLY GLY ALA VAL VAL THR GLY VAL SEQRES 4 C 63 THR ALA VAL ALA GLN LYS THR VAL GLU GLY ALA GLY SER SEQRES 5 C 63 ILE ALA ALA ALA THR GLY PHE VAL LYS LYS ASP SEQRES 1 F 63 GLY VAL LEU GLU VAL GLY SER LYS THR GLY GLU GLY VAL SEQRES 2 F 63 VAL HIS GLY VAL ALA THR VAL ALA GLU GLY THR LYS GLU SEQRES 3 F 63 GLN VAL THR ASN VAL GLY GLY ALA VAL VAL THR GLY VAL SEQRES 4 F 63 THR ALA VAL ALA GLN LYS THR VAL GLU GLY ALA GLY SER SEQRES 5 F 63 ILE ALA ALA ALA THR GLY PHE VAL LYS LYS ASP SEQRES 1 D 63 GLY VAL LEU GLU VAL GLY SER LYS THR GLY GLU GLY VAL SEQRES 2 D 63 VAL HIS GLY VAL ALA THR VAL ALA GLU GLY THR LYS GLU SEQRES 3 D 63 GLN VAL THR ASN VAL GLY GLY ALA VAL VAL THR GLY VAL SEQRES 4 D 63 THR ALA VAL ALA GLN LYS THR VAL GLU GLY ALA GLY SER SEQRES 5 D 63 ILE ALA ALA ALA THR GLY PHE VAL LYS LYS ASP SEQRES 1 G 63 GLY VAL LEU GLU VAL GLY SER LYS THR GLY GLU GLY VAL SEQRES 2 G 63 VAL HIS GLY VAL ALA THR VAL ALA GLU GLY THR LYS GLU SEQRES 3 G 63 GLN VAL THR ASN VAL GLY GLY ALA VAL VAL THR GLY VAL SEQRES 4 G 63 THR ALA VAL ALA GLN LYS THR VAL GLU GLY ALA GLY SER SEQRES 5 G 63 ILE ALA ALA ALA THR GLY PHE VAL LYS LYS ASP SEQRES 1 E 63 GLY VAL LEU GLU VAL GLY SER LYS THR GLY GLU GLY VAL SEQRES 2 E 63 VAL HIS GLY VAL ALA THR VAL ALA GLU GLY THR LYS GLU SEQRES 3 E 63 GLN VAL THR ASN VAL GLY GLY ALA VAL VAL THR GLY VAL SEQRES 4 E 63 THR ALA VAL ALA GLN LYS THR VAL GLU GLY ALA GLY SER SEQRES 5 E 63 ILE ALA ALA ALA THR GLY PHE VAL LYS LYS ASP SEQRES 1 H 63 GLY VAL LEU GLU VAL GLY SER LYS THR GLY GLU GLY VAL SEQRES 2 H 63 VAL HIS GLY VAL ALA THR VAL ALA GLU GLY THR LYS GLU SEQRES 3 H 63 GLN VAL THR ASN VAL GLY GLY ALA VAL VAL THR GLY VAL SEQRES 4 H 63 THR ALA VAL ALA GLN LYS THR VAL GLU GLY ALA GLY SER SEQRES 5 H 63 ILE ALA ALA ALA THR GLY PHE VAL LYS LYS ASP SHEET 1 AA1 3 VAL C 37 LYS C 43 0 SHEET 2 AA1 3 VAL E 37 LYS E 43 1 O VAL E 37 N LEU C 38 SHEET 3 AA1 3 VAL D 37 LYS D 43 1 N VAL D 37 O LEU E 38 SHEET 1 AA2 3 VAL C 49 VAL C 52 0 SHEET 2 AA2 3 VAL E 49 VAL E 52 1 O VAL E 49 N HIS C 50 SHEET 3 AA2 3 VAL D 49 VAL D 52 1 N VAL D 49 O HIS E 50 SHEET 1 AA3 3 VAL C 55 GLU C 57 0 SHEET 2 AA3 3 VAL E 55 GLU E 57 1 O ALA E 56 N VAL C 55 SHEET 3 AA3 3 VAL D 55 GLU D 57 1 N ALA D 56 O VAL E 55 SHEET 1 AA4 3 VAL C 63 VAL C 66 0 SHEET 2 AA4 3 VAL E 63 VAL E 66 1 O VAL E 63 N THR C 64 SHEET 3 AA4 3 VAL D 63 VAL D 66 1 N VAL D 63 O THR E 64 SHEET 1 AA5 3 ALA C 69 VAL C 70 0 SHEET 2 AA5 3 ALA E 69 VAL E 70 1 O VAL E 70 N ALA C 69 SHEET 3 AA5 3 ALA D 69 VAL D 70 1 N VAL D 70 O ALA E 69 SHEET 1 AA6 3 THR C 75 VAL C 82 0 SHEET 2 AA6 3 THR E 75 VAL E 82 1 O ALA E 76 N VAL C 77 SHEET 3 AA6 3 THR D 75 VAL D 82 1 N ALA D 76 O VAL E 77 SHEET 1 AA7 3 SER C 87 VAL C 95 0 SHEET 2 AA7 3 SER E 87 VAL E 95 1 O ILE E 88 N SER C 87 SHEET 3 AA7 3 SER D 87 VAL D 95 1 N ILE D 88 O SER E 87 SHEET 1 AA8 3 LEU F 38 THR F 44 0 SHEET 2 AA8 3 LEU H 38 THR H 44 1 O LYS H 43 N THR F 44 SHEET 3 AA8 3 LEU G 38 THR G 44 1 N LYS G 43 O THR H 44 SHEET 1 AA9 3 VAL F 48 HIS F 50 0 SHEET 2 AA9 3 VAL H 48 HIS H 50 1 O VAL H 49 N VAL F 48 SHEET 3 AA9 3 VAL G 48 HIS G 50 1 N VAL G 49 O VAL H 48 SHEET 1 AB1 3 ALA F 53 VAL F 55 0 SHEET 2 AB1 3 ALA H 53 VAL H 55 1 O THR H 54 N VAL F 55 SHEET 3 AB1 3 ALA G 53 VAL G 55 1 N THR G 54 O VAL H 55 SHEET 1 AB2 3 VAL F 63 VAL F 66 0 SHEET 2 AB2 3 VAL H 63 VAL H 66 1 O ASN H 65 N THR F 64 SHEET 3 AB2 3 VAL G 63 VAL G 66 1 N ASN G 65 O THR H 64 SHEET 1 AB3 3 ALA F 69 VAL F 71 0 SHEET 2 AB3 3 ALA H 69 VAL H 71 1 O VAL H 70 N ALA F 69 SHEET 3 AB3 3 ALA G 69 VAL G 71 1 N VAL G 70 O ALA H 69 SHEET 1 AB4 3 THR F 75 ALA F 78 0 SHEET 2 AB4 3 THR H 75 ALA H 78 1 O ALA H 76 N VAL F 77 SHEET 3 AB4 3 THR G 75 ALA G 78 1 N ALA G 76 O VAL H 77 SHEET 1 AB5 3 ILE F 88 LYS F 96 0 SHEET 2 AB5 3 ILE H 88 LYS H 96 1 O LYS H 96 N VAL F 95 SHEET 3 AB5 3 ILE G 88 LYS G 96 1 N LYS G 96 O VAL H 95 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MASTER 129 0 0 0 42 0 0 6 2508 6 0 30 END