HEADER PROTEIN FIBRIL 14-JAN-26 22JY TITLE P301L/S320F HUMAN TAU FILAMENTS FROM MOUSE BRAIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: MICROTUBULE-ASSOCIATED PROTEIN TAU; COMPND 3 CHAIN: A, B, C, D, E; COMPND 4 SYNONYM: NEUROFIBRILLARY TANGLE PROTEIN,PAIRED HELICAL FILAMENT-TAU, COMPND 5 PHF-TAU; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES; COMPND 8 OTHER_DETAILS: P301L/S320F HUMAN TAU FILAMENTS FROM MOUSE BRAIN SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: MAPT, MAPTL, MTBT1, TAU; SOURCE 6 EXPRESSION_SYSTEM: MUS MUSCULUS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 10090 KEYWDS AMYLOID FIBRIL, ALZHEIMER DISEASE, PICK DISEASE TAU, TAUOPATHY, KEYWDS 2 PROTEIN FIBRIL EXPDTA ELECTRON MICROSCOPY AUTHOR H.YANAGISAWA,M.KANO,T.KIMURA,M.KIKKAWA,T.TOMITA REVDAT 1 04-FEB-26 22JY 0 JRNL AUTH M.KANO,T.KIMURA,H.YANAGISAWA,L.TATSUMI,K.YAMASHITA,A.SAKAI, JRNL AUTH 2 X.LI,T.C.SAIDO,T.SAITO,S.TAKATORI,M.KIKKAWA,T.TOMITA JRNL TITL CRYO-EM STRUCTURE OF PRO-AGGREGANT P301L/S320F DOUBLE-MUTANT JRNL TITL 2 TAU FILAMENTS FORMED IN MOUSE BRAINS FOLLOWING PERIPHERAL JRNL TITL 3 AAV DELIVERY JRNL REF BIORXIV 2026 JRNL REFN ISSN 2692-8205 JRNL DOI 10.64898/2026.01.19.700132 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : CRYOSPARC, SERIALEM, CRYOSPARC, COOT, REMARK 3 CRYOSPARC, RELION, CRYOSPARC, RELION, REMARK 3 SERVALCAT REMARK 3 RECONSTRUCTION SCHEMA : BACK PROJECTION REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : NULL REMARK 3 REFINEMENT SPACE : RECIPROCAL REMARK 3 REFINEMENT PROTOCOL : OTHER 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) : 2.200 REMARK 3 NUMBER OF PARTICLES : 122422 REMARK 3 CTF CORRECTION METHOD : PHASE FLIPPING AND AMPLITUDE REMARK 3 CORRECTION REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: NULL REMARK 4 REMARK 4 22JY COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 21-JAN-26. REMARK 100 THE DEPOSITION ID IS D_1300068600. REMARK 245 REMARK 245 EXPERIMENTAL DETAILS REMARK 245 RECONSTRUCTION METHOD : SINGLE PARTICLE REMARK 245 SPECIMEN TYPE : NULL REMARK 245 REMARK 245 ELECTRON MICROSCOPE SAMPLE REMARK 245 SAMPLE TYPE : FILAMENT REMARK 245 PARTICLE TYPE : POINT REMARK 245 NAME OF SAMPLE : P301L/S320F HUMAN TAU FILAMENTS 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 : 7.40 REMARK 245 SAMPLE DETAILS : P301L/S320F HUMAN TAU FILAMENTS REMARK 245 FROM MOUSE BRAIN REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : 25815 REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : JEOL CRYO ARM 300 REMARK 245 DETECTOR TYPE : GATAN K3 (6K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 800.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 1800.00 REMARK 245 MINIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 MAXIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 NOMINAL CS : 2.70 REMARK 245 IMAGING MODE : BRIGHT FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 5000.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : 60000 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: PENTAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D, E 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 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 ASN A 286 67.50 63.25 REMARK 500 LYS A 294 57.02 -142.02 REMARK 500 ASN B 286 67.53 63.23 REMARK 500 LYS B 294 57.00 -142.02 REMARK 500 ASN C 286 67.56 63.20 REMARK 500 LYS C 294 57.10 -142.02 REMARK 500 ASN D 286 67.53 63.30 REMARK 500 LYS D 294 57.12 -142.03 REMARK 500 ASN E 286 67.54 63.17 REMARK 500 LYS E 294 57.01 -142.01 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-68389 RELATED DB: EMDB REMARK 900 P301L/S320F HUMAN TAU FILAMENTS FROM MOUSE BRAIN DBREF 22JY A 279 329 UNP P10636 TAU_HUMAN 596 646 DBREF 22JY B 279 329 UNP P10636 TAU_HUMAN 596 646 DBREF 22JY C 279 329 UNP P10636 TAU_HUMAN 596 646 DBREF 22JY D 279 329 UNP P10636 TAU_HUMAN 596 646 DBREF 22JY E 279 329 UNP P10636 TAU_HUMAN 596 646 SEQADV 22JY LEU A 301 UNP P10636 PRO 618 VARIANT SEQADV 22JY PHE A 320 UNP P10636 SER 637 VARIANT SEQADV 22JY LEU B 301 UNP P10636 PRO 618 VARIANT SEQADV 22JY PHE B 320 UNP P10636 SER 637 VARIANT SEQADV 22JY LEU C 301 UNP P10636 PRO 618 VARIANT SEQADV 22JY PHE C 320 UNP P10636 SER 637 VARIANT SEQADV 22JY LEU D 301 UNP P10636 PRO 618 VARIANT SEQADV 22JY PHE D 320 UNP P10636 SER 637 VARIANT SEQADV 22JY LEU E 301 UNP P10636 PRO 618 VARIANT SEQADV 22JY PHE E 320 UNP P10636 SER 637 VARIANT SEQRES 1 A 51 ASN LYS LYS LEU ASP LEU SER ASN VAL GLN SER LYS CYS SEQRES 2 A 51 GLY SER LYS ASP ASN ILE LYS HIS VAL LEU GLY GLY GLY SEQRES 3 A 51 SER VAL GLN ILE VAL TYR LYS PRO VAL ASP LEU SER LYS SEQRES 4 A 51 VAL THR PHE LYS CYS GLY SER LEU GLY ASN ILE HIS SEQRES 1 B 51 ASN LYS LYS LEU ASP LEU SER ASN VAL GLN SER LYS CYS SEQRES 2 B 51 GLY SER LYS ASP ASN ILE LYS HIS VAL LEU GLY GLY GLY SEQRES 3 B 51 SER VAL GLN ILE VAL TYR LYS PRO VAL ASP LEU SER LYS SEQRES 4 B 51 VAL THR PHE LYS CYS GLY SER LEU GLY ASN ILE HIS SEQRES 1 C 51 ASN LYS LYS LEU ASP LEU SER ASN VAL GLN SER LYS CYS SEQRES 2 C 51 GLY SER LYS ASP ASN ILE LYS HIS VAL LEU GLY GLY GLY SEQRES 3 C 51 SER VAL GLN ILE VAL TYR LYS PRO VAL ASP LEU SER LYS SEQRES 4 C 51 VAL THR PHE LYS CYS GLY SER LEU GLY ASN ILE HIS SEQRES 1 D 51 ASN LYS LYS LEU ASP LEU SER ASN VAL GLN SER LYS CYS SEQRES 2 D 51 GLY SER LYS ASP ASN ILE LYS HIS VAL LEU GLY GLY GLY SEQRES 3 D 51 SER VAL GLN ILE VAL TYR LYS PRO VAL ASP LEU SER LYS SEQRES 4 D 51 VAL THR PHE LYS CYS GLY SER LEU GLY ASN ILE HIS SEQRES 1 E 51 ASN LYS LYS LEU ASP LEU SER ASN VAL GLN SER LYS CYS SEQRES 2 E 51 GLY SER LYS ASP ASN ILE LYS HIS VAL LEU GLY GLY GLY SEQRES 3 E 51 SER VAL GLN ILE VAL TYR LYS PRO VAL ASP LEU SER LYS SEQRES 4 E 51 VAL THR PHE LYS CYS GLY SER LEU GLY ASN ILE HIS SHEET 1 AA1 5 LYS B 280 VAL B 287 0 SHEET 2 AA1 5 LYS C 280 VAL C 287 1 O SER C 285 N LEU B 284 SHEET 3 AA1 5 LYS A 280 VAL A 287 1 N SER A 285 O LEU C 284 SHEET 4 AA1 5 LYS D 280 VAL D 287 1 O SER D 285 N LEU A 284 SHEET 5 AA1 5 LYS E 280 VAL E 287 1 O SER E 285 N LEU D 284 SHEET 1 AA2 5 LYS B 290 CYS B 291 0 SHEET 2 AA2 5 LYS C 290 CYS C 291 1 O CYS C 291 N LYS B 290 SHEET 3 AA2 5 LYS A 290 CYS A 291 1 N CYS A 291 O LYS C 290 SHEET 4 AA2 5 LYS D 290 CYS D 291 1 O CYS D 291 N LYS A 290 SHEET 5 AA2 5 LYS E 290 CYS E 291 1 O CYS E 291 N LYS D 290 SHEET 1 AA3 5 ASN B 296 GLY B 302 0 SHEET 2 AA3 5 ASN C 296 GLY C 302 1 O LEU C 301 N VAL B 300 SHEET 3 AA3 5 ASN A 296 GLY A 302 1 N LEU A 301 O VAL C 300 SHEET 4 AA3 5 ASN D 296 GLY D 302 1 O LEU D 301 N VAL A 300 SHEET 5 AA3 5 ASN E 296 GLY E 302 1 O LEU E 301 N VAL D 300 SHEET 1 AA4 5 SER B 305 TYR B 310 0 SHEET 2 AA4 5 SER C 305 TYR C 310 1 O VAL C 309 N ILE B 308 SHEET 3 AA4 5 SER A 305 TYR A 310 1 N VAL A 309 O ILE C 308 SHEET 4 AA4 5 SER D 305 TYR D 310 1 O VAL D 309 N ILE A 308 SHEET 5 AA4 5 SER E 305 TYR E 310 1 O VAL E 309 N ILE D 308 SHEET 1 AA5 5 VAL B 313 CYS B 322 0 SHEET 2 AA5 5 VAL C 313 CYS C 322 1 O PHE C 320 N THR B 319 SHEET 3 AA5 5 VAL A 313 CYS A 322 1 N PHE A 320 O THR C 319 SHEET 4 AA5 5 VAL D 313 CYS D 322 1 O PHE D 320 N THR A 319 SHEET 5 AA5 5 VAL E 313 CYS E 322 1 O PHE E 320 N THR D 319 SHEET 1 AA6 5 LEU B 325 ILE B 328 0 SHEET 2 AA6 5 LEU C 325 ILE C 328 1 O GLY C 326 N ASN B 327 SHEET 3 AA6 5 LEU A 325 ILE A 328 1 N GLY A 326 O ASN C 327 SHEET 4 AA6 5 LEU D 325 ILE D 328 1 O GLY D 326 N ASN A 327 SHEET 5 AA6 5 LEU E 325 ILE E 328 1 O GLY E 326 N ASN D 327 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 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 MTRIX1 37 1.000000 0.000000 0.000000 0.00000 1 MTRIX2 37 0.000000 1.000000 0.000000 0.00000 1 MTRIX3 37 0.000000 0.000000 1.000000 0.00000 1 MTRIX1 35 0.995634 -0.093346 0.000000 18.02436 1 MTRIX2 35 0.093346 0.995634 0.000000 -16.41353 1 MTRIX3 35 0.000000 0.000000 1.000000 -9.70084 1 MTRIX1 36 0.998908 -0.046724 0.000000 8.82035 1 MTRIX2 36 0.046724 0.998908 0.000000 -8.41742 1 MTRIX3 36 0.000000 0.000000 1.000000 -4.85042 1 MTRIX1 38 0.998908 0.046724 0.000000 -8.41742 1 MTRIX2 38 -0.046724 0.998908 0.000000 8.82035 1 MTRIX3 38 0.000000 0.000000 1.000000 4.85042 1 MTRIX1 39 0.995634 0.093346 0.000000 -16.41353 1 MTRIX2 39 -0.093346 0.995634 0.000000 18.02436 1 MTRIX3 39 0.000000 0.000000 1.000000 9.70084 1 MASTER 127 0 0 0 30 0 0 21 1905 5 0 20 END