HEADER DNA BINDING PROTEIN 26-APR-25 9R1D TITLE STRUCTURE OF THE H3.V-H4.V VARIANT NUCLEOSOME CORE PARTICLE FROM TITLE 2 TRYPANOSOMA BRUCEI COMPND MOL_ID: 1; COMPND 2 MOLECULE: HISTONE H3 VARIANT; COMPND 3 CHAIN: A, E; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: HISTONE H4; COMPND 7 CHAIN: B, F; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 3; COMPND 10 MOLECULE: HISTONE H2A; COMPND 11 CHAIN: C, G; COMPND 12 ENGINEERED: YES; COMPND 13 MOL_ID: 4; COMPND 14 MOLECULE: HISTONE H2B; COMPND 15 CHAIN: D, H; COMPND 16 ENGINEERED: YES; COMPND 17 MOL_ID: 5; COMPND 18 MOLECULE: WIDOM 601 145 BP DNA (115-MER ORDERED AND BUILT); COMPND 19 CHAIN: I; COMPND 20 ENGINEERED: YES; COMPND 21 MOL_ID: 6; COMPND 22 MOLECULE: WIDOM 601 145 BP DNA (115-MER ORDERED AND BUILT); COMPND 23 CHAIN: J; COMPND 24 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: TRYPANOSOMA BRUCEI BRUCEI TREU927; SOURCE 3 ORGANISM_TAXID: 185431; SOURCE 4 STRAIN: TREU927; SOURCE 5 GENE: TB10.61.1090; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_VARIANT: RIL; SOURCE 9 MOL_ID: 2; SOURCE 10 ORGANISM_SCIENTIFIC: TRYPANOSOMA BRUCEI BRUCEI TREU927; SOURCE 11 ORGANISM_TAXID: 185431; SOURCE 12 STRAIN: TREU927; SOURCE 13 GENE: 10C8.135, TB927.2.2670; SOURCE 14 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 15 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 16 EXPRESSION_SYSTEM_VARIANT: RIL; SOURCE 17 MOL_ID: 3; SOURCE 18 ORGANISM_SCIENTIFIC: TRYPANOSOMA BRUCEI BRUCEI TREU927; SOURCE 19 ORGANISM_TAXID: 185431; SOURCE 20 STRAIN: TREU927; SOURCE 21 GENE: TB07.13M20.520, TB07.13M20.510, TB07.13M20.530, SOURCE 22 TB07.13M20.540, TB07.13M20.550, TB07.13M20.560, TB07.13M20.570, SOURCE 23 TB07.13M20.580, TB07.13M20.590, TB07.13M20.600, TB07.13M20.610, SOURCE 24 TB07.13M20.620, TB07.13M20.630, TB927.7.2820, TB927.7.2830, SOURCE 25 TB927.7.2840, TB927.7.2850, TB927.7.2860, TB927.7.2870, SOURCE 26 TB927.7.2880, TB927.7.2890, TB927.7.2900, TB927.7.2910, SOURCE 27 TB927.7.2920, TB927.7.2930, TB927.7.2940; SOURCE 28 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 29 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 30 EXPRESSION_SYSTEM_VARIANT: RIL; SOURCE 31 MOL_ID: 4; SOURCE 32 ORGANISM_SCIENTIFIC: TRYPANOSOMA BRUCEI BRUCEI TREU927; SOURCE 33 ORGANISM_TAXID: 185431; SOURCE 34 STRAIN: TREU927; SOURCE 35 GENE: TB10.406.0330, TB10.406.0350, TB10.406.0360, TB10.406.0370, SOURCE 36 TB10.406.0380, TB10.406.0400, TB10.406.0410, TB10.406.0420, SOURCE 37 TB10.406.0430, TB10.406.0440, TB10.406.0450, TB10.406.0460; SOURCE 38 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 39 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 40 EXPRESSION_SYSTEM_VARIANT: RIL; SOURCE 41 MOL_ID: 5; SOURCE 42 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 43 ORGANISM_TAXID: 32630; SOURCE 44 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 45 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 46 MOL_ID: 6; SOURCE 47 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 48 ORGANISM_TAXID: 32630; SOURCE 49 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 50 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS NUCLEOSOME, HISTONE, NUCLEUS, DNA BINDING PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR G.DEAK,M.D.WILSON REVDAT 1 28-JAN-26 9R1D 0 JRNL AUTH G.DEAK,H.BURDETT,J.A.WATSON,M.D.WILSON JRNL TITL TRYPANOSOME HISTONE VARIANTS H3.V AND H4.V PROMOTE JRNL TITL 2 NUCLEOSOME PLASTICITY IN REPRESSED CHROMATIN JRNL REF STRUCTURE 2026 JRNL REFN ISSN 0969-2126 REMARK 2 REMARK 2 RESOLUTION. 3.21 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : CRYOSPARC, EPU, CRYOSPARC, UCSF REMARK 3 CHIMERAX, CRYOSPARC, CRYOSPARC, REMARK 3 CRYOSPARC, CRYOSPARC, PHENIX, COOT, REMARK 3 ISOLDE, UCSF CHIMERAX REMARK 3 RECONSTRUCTION SCHEMA : FOURIER SPACE REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : 8COM REMARK 3 REFINEMENT SPACE : REAL REMARK 3 REFINEMENT PROTOCOL : NULL REMARK 3 REFINEMENT TARGET : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE : 116.000 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) : 3.210 REMARK 3 NUMBER OF PARTICLES : 362400 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 9R1D COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 26-APR-25. REMARK 100 THE DEPOSITION ID IS D_1292146132. 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 : PARTICLE REMARK 245 PARTICLE TYPE : POINT REMARK 245 NAME OF SAMPLE : H3.V-H4.V VARIANT NUCLEOSOME REMARK 245 CORE PARTICLE FROM TRYPANOSOMA REMARK 245 BRUCEI RECONSTITUTED WITH WIDOM REMARK 245 601 145 BP DNA; HISTONE OCTAMER; REMARK 245 WIDOM 601 145 BP DNA REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : 0.15 REMARK 245 SAMPLE SUPPORT DETAILS : THE GRIDS WERE PRETREATED WITH REMARK 245 FRESH CARBON EVAPORATION PRIOR REMARK 245 TO SAMPLE ADDITION. REMARK 245 SAMPLE VITRIFICATION DETAILS : NULL REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 8.00 REMARK 245 SAMPLE DETAILS : TRYPANOSOMA BRUCEI HISTONE REMARK 245 OCTAMER COMPOSED OF ONE H4.V-H3.V-H3.V-H4.V TETRAMER AND TWO H2A- REMARK 245 H2B DIMERS REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : 8052 REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : TFS KRIOS REMARK 245 DETECTOR TYPE : GATAN K3 BIOQUANTUM (6K X REMARK 245 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1500.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 3300.00 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) : 5450.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : 83000 REMARK 245 CALIBRATED MAGNIFICATION : 83000 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: DECAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DECAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D, E, F, G, H, I, J 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 ALA A 1 REMARK 465 GLN A 2 REMARK 465 MET A 3 REMARK 465 LYS A 4 REMARK 465 LYS A 5 REMARK 465 ILE A 6 REMARK 465 THR A 7 REMARK 465 PRO A 8 REMARK 465 ARG A 9 REMARK 465 PRO A 10 REMARK 465 VAL A 11 REMARK 465 ARG A 12 REMARK 465 PRO A 13 REMARK 465 LYS A 14 REMARK 465 SER A 15 REMARK 465 VAL A 16 REMARK 465 ALA A 17 REMARK 465 SER A 18 REMARK 465 ARG A 19 REMARK 465 PRO A 20 REMARK 465 ILE A 21 REMARK 465 GLN A 22 REMARK 465 SER A 23 REMARK 465 VAL A 24 REMARK 465 ALA A 25 REMARK 465 ARG A 26 REMARK 465 ALA A 27 REMARK 465 PRO A 28 REMARK 465 VAL A 29 REMARK 465 LYS A 30 REMARK 465 LYS A 31 REMARK 465 VAL A 32 REMARK 465 GLU A 33 REMARK 465 ASN A 34 REMARK 465 THR A 35 REMARK 465 PRO A 36 REMARK 465 PRO A 37 REMARK 465 GLN A 38 REMARK 465 LYS A 39 REMARK 465 ARG A 40 REMARK 465 HIS A 41 REMARK 465 HIS A 42 REMARK 465 ARG A 43 REMARK 465 TRP A 44 REMARK 465 ARG A 45 REMARK 465 PRO A 46 REMARK 465 GLY A 47 REMARK 465 THR A 48 REMARK 465 VAL A 49 REMARK 465 ALA A 50 REMARK 465 LEU A 51 REMARK 465 ARG A 52 REMARK 465 GLU A 53 REMARK 465 ILE A 54 REMARK 465 ARG A 55 REMARK 465 ARG A 56 REMARK 465 LEU A 57 REMARK 465 GLN A 58 REMARK 465 SER A 59 REMARK 465 SER A 60 REMARK 465 THR A 61 REMARK 465 ARG A 137 REMARK 465 ASN A 138 REMARK 465 ALA B 1 REMARK 465 LYS B 2 REMARK 465 GLY B 3 REMARK 465 LYS B 4 REMARK 465 ARG B 5 REMARK 465 VAL B 6 REMARK 465 GLY B 7 REMARK 465 GLU B 8 REMARK 465 SER B 9 REMARK 465 LYS B 10 REMARK 465 GLY B 11 REMARK 465 ALA B 12 REMARK 465 GLN B 13 REMARK 465 LYS B 14 REMARK 465 ARG B 15 REMARK 465 GLN B 16 REMARK 465 LYS B 17 REMARK 465 LYS B 18 REMARK 465 VAL B 19 REMARK 465 LEU B 20 REMARK 465 ARG B 21 REMARK 465 ASP B 22 REMARK 465 ALA C 1 REMARK 465 THR C 2 REMARK 465 PRO C 3 REMARK 465 LYS C 4 REMARK 465 GLN C 5 REMARK 465 ALA C 6 REMARK 465 VAL C 7 REMARK 465 LYS C 8 REMARK 465 LYS C 9 REMARK 465 ALA C 10 REMARK 465 SER C 11 REMARK 465 LYS C 12 REMARK 465 GLY C 13 REMARK 465 GLY C 14 REMARK 465 SER C 15 REMARK 465 SER C 105 REMARK 465 ARG C 106 REMARK 465 GLY C 107 REMARK 465 GLY C 108 REMARK 465 VAL C 109 REMARK 465 MET C 110 REMARK 465 PRO C 111 REMARK 465 SER C 112 REMARK 465 LEU C 113 REMARK 465 ASN C 114 REMARK 465 LYS C 115 REMARK 465 ALA C 116 REMARK 465 LEU C 117 REMARK 465 ALA C 118 REMARK 465 LYS C 119 REMARK 465 LYS C 120 REMARK 465 GLN C 121 REMARK 465 LYS C 122 REMARK 465 SER C 123 REMARK 465 GLY C 124 REMARK 465 LYS C 125 REMARK 465 HIS C 126 REMARK 465 ALA C 127 REMARK 465 LYS C 128 REMARK 465 ALA C 129 REMARK 465 THR C 130 REMARK 465 PRO C 131 REMARK 465 SER C 132 REMARK 465 VAL C 133 REMARK 465 ALA D 1 REMARK 465 THR D 2 REMARK 465 PRO D 3 REMARK 465 LYS D 4 REMARK 465 SER D 5 REMARK 465 THR D 6 REMARK 465 PRO D 7 REMARK 465 ALA D 8 REMARK 465 LYS D 9 REMARK 465 THR D 10 REMARK 465 ARG D 11 REMARK 465 LYS D 12 REMARK 465 GLU D 13 REMARK 465 ALA D 14 REMARK 465 LYS D 15 REMARK 465 LYS D 16 REMARK 465 THR D 17 REMARK 465 ARG D 18 REMARK 465 ARG D 19 REMARK 465 GLN D 20 REMARK 465 ARG D 21 REMARK 465 LYS D 22 REMARK 465 SER D 111 REMARK 465 ALA E 1 REMARK 465 GLN E 2 REMARK 465 MET E 3 REMARK 465 LYS E 4 REMARK 465 LYS E 5 REMARK 465 ILE E 6 REMARK 465 THR E 7 REMARK 465 PRO E 8 REMARK 465 ARG E 9 REMARK 465 PRO E 10 REMARK 465 VAL E 11 REMARK 465 ARG E 12 REMARK 465 PRO E 13 REMARK 465 LYS E 14 REMARK 465 SER E 15 REMARK 465 VAL E 16 REMARK 465 ALA E 17 REMARK 465 SER E 18 REMARK 465 ARG E 19 REMARK 465 PRO E 20 REMARK 465 ILE E 21 REMARK 465 GLN E 22 REMARK 465 SER E 23 REMARK 465 VAL E 24 REMARK 465 ALA E 25 REMARK 465 ARG E 26 REMARK 465 ALA E 27 REMARK 465 PRO E 28 REMARK 465 VAL E 29 REMARK 465 LYS E 30 REMARK 465 LYS E 31 REMARK 465 VAL E 32 REMARK 465 GLU E 33 REMARK 465 ASN E 34 REMARK 465 THR E 35 REMARK 465 PRO E 36 REMARK 465 PRO E 37 REMARK 465 GLN E 38 REMARK 465 LYS E 39 REMARK 465 ARG E 40 REMARK 465 HIS E 41 REMARK 465 HIS E 42 REMARK 465 ARG E 43 REMARK 465 TRP E 44 REMARK 465 ARG E 45 REMARK 465 PRO E 46 REMARK 465 GLY E 47 REMARK 465 THR E 48 REMARK 465 VAL E 49 REMARK 465 ALA E 50 REMARK 465 LEU E 51 REMARK 465 ARG E 52 REMARK 465 GLU E 53 REMARK 465 ILE E 54 REMARK 465 ARG E 55 REMARK 465 ARG E 56 REMARK 465 LEU E 57 REMARK 465 GLN E 58 REMARK 465 SER E 59 REMARK 465 SER E 60 REMARK 465 THR E 61 REMARK 465 ARG E 137 REMARK 465 ASN E 138 REMARK 465 ALA F 1 REMARK 465 LYS F 2 REMARK 465 GLY F 3 REMARK 465 LYS F 4 REMARK 465 ARG F 5 REMARK 465 VAL F 6 REMARK 465 GLY F 7 REMARK 465 GLU F 8 REMARK 465 SER F 9 REMARK 465 LYS F 10 REMARK 465 GLY F 11 REMARK 465 ALA F 12 REMARK 465 GLN F 13 REMARK 465 LYS F 14 REMARK 465 ARG F 15 REMARK 465 GLN F 16 REMARK 465 LYS F 17 REMARK 465 LYS F 18 REMARK 465 VAL F 19 REMARK 465 LEU F 20 REMARK 465 ARG F 21 REMARK 465 ASP F 22 REMARK 465 ASP F 99 REMARK 465 ALA G 1 REMARK 465 THR G 2 REMARK 465 PRO G 3 REMARK 465 LYS G 4 REMARK 465 GLN G 5 REMARK 465 ALA G 6 REMARK 465 VAL G 7 REMARK 465 LYS G 8 REMARK 465 LYS G 9 REMARK 465 ALA G 10 REMARK 465 SER G 11 REMARK 465 LYS G 12 REMARK 465 GLY G 13 REMARK 465 GLY G 14 REMARK 465 SER G 15 REMARK 465 ARG G 106 REMARK 465 GLY G 107 REMARK 465 GLY G 108 REMARK 465 VAL G 109 REMARK 465 MET G 110 REMARK 465 PRO G 111 REMARK 465 SER G 112 REMARK 465 LEU G 113 REMARK 465 ASN G 114 REMARK 465 LYS G 115 REMARK 465 ALA G 116 REMARK 465 LEU G 117 REMARK 465 ALA G 118 REMARK 465 LYS G 119 REMARK 465 LYS G 120 REMARK 465 GLN G 121 REMARK 465 LYS G 122 REMARK 465 SER G 123 REMARK 465 GLY G 124 REMARK 465 LYS G 125 REMARK 465 HIS G 126 REMARK 465 ALA G 127 REMARK 465 LYS G 128 REMARK 465 ALA G 129 REMARK 465 THR G 130 REMARK 465 PRO G 131 REMARK 465 SER G 132 REMARK 465 VAL G 133 REMARK 465 ALA H 1 REMARK 465 THR H 2 REMARK 465 PRO H 3 REMARK 465 LYS H 4 REMARK 465 SER H 5 REMARK 465 THR H 6 REMARK 465 PRO H 7 REMARK 465 ALA H 8 REMARK 465 LYS H 9 REMARK 465 THR H 10 REMARK 465 ARG H 11 REMARK 465 LYS H 12 REMARK 465 GLU H 13 REMARK 465 ALA H 14 REMARK 465 LYS H 15 REMARK 465 LYS H 16 REMARK 465 THR H 17 REMARK 465 ARG H 18 REMARK 465 ARG H 19 REMARK 465 GLN H 20 REMARK 465 ARG H 21 REMARK 465 LYS H 22 REMARK 465 DA I -72 REMARK 465 DT I -71 REMARK 465 DC I -70 REMARK 465 DG I -69 REMARK 465 DA I -68 REMARK 465 DT I -67 REMARK 465 DG I -66 REMARK 465 DT I -65 REMARK 465 DA I -64 REMARK 465 DT I -63 REMARK 465 DA I -62 REMARK 465 DT I -61 REMARK 465 DA I -60 REMARK 465 DT I -59 REMARK 465 DC I -58 REMARK 465 DT I -57 REMARK 465 DA I 59 REMARK 465 DC I 60 REMARK 465 DC I 61 REMARK 465 DG I 62 REMARK 465 DG I 63 REMARK 465 DG I 64 REMARK 465 DA I 65 REMARK 465 DT I 66 REMARK 465 DT I 67 REMARK 465 DC I 68 REMARK 465 DT I 69 REMARK 465 DG I 70 REMARK 465 DA I 71 REMARK 465 DT I 72 REMARK 465 DA J -72 REMARK 465 DT J -71 REMARK 465 DC J -70 REMARK 465 DA J -69 REMARK 465 DG J -68 REMARK 465 DA J -67 REMARK 465 DA J -66 REMARK 465 DT J -65 REMARK 465 DC J -64 REMARK 465 DC J -63 REMARK 465 DC J -62 REMARK 465 DG J -61 REMARK 465 DG J -60 REMARK 465 DT J -59 REMARK 465 DA J 57 REMARK 465 DG J 58 REMARK 465 DA J 59 REMARK 465 DT J 60 REMARK 465 DA J 61 REMARK 465 DT J 62 REMARK 465 DA J 63 REMARK 465 DT J 64 REMARK 465 DA J 65 REMARK 465 DC J 66 REMARK 465 DA J 67 REMARK 465 DT J 68 REMARK 465 DC J 69 REMARK 465 DG J 70 REMARK 465 DA J 71 REMARK 465 DT J 72 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 DA I -53 O4' - C1' - N9 ANGL. DEV. = 2.3 DEGREES REMARK 500 DA I -34 O4' - C1' - N9 ANGL. DEV. = 2.2 DEGREES REMARK 500 DG I -33 O4' - C1' - N9 ANGL. DEV. = 3.1 DEGREES REMARK 500 DC I -27 O4' - C1' - N1 ANGL. DEV. = 2.3 DEGREES REMARK 500 DA I 16 O4' - C1' - N9 ANGL. DEV. = 2.1 DEGREES REMARK 500 DG I 48 O4' - C1' - N9 ANGL. DEV. = 2.1 DEGREES REMARK 500 DT J -36 O4' - C1' - N1 ANGL. DEV. = 1.9 DEGREES REMARK 500 DG J 25 O4' - C1' - N9 ANGL. DEV. = 1.8 DEGREES REMARK 500 DG J 27 O4' - C1' - N9 ANGL. DEV. = 1.8 DEGREES REMARK 500 DG J 48 O4' - C1' - N9 ANGL. DEV. = 2.3 DEGREES REMARK 500 DC J 49 O4' - C1' - N1 ANGL. DEV. = 1.9 DEGREES REMARK 500 REMARK 500 REMARK: NULL 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 LYS C 78 32.79 -80.02 REMARK 500 ASN D 37 -30.02 -146.47 REMARK 500 SER D 38 150.56 75.81 REMARK 500 GLN D 39 -47.76 68.85 REMARK 500 PRO D 91 -175.95 -66.05 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: SASDX93 RELATED DB: SASBDB REMARK 900 RELATED ID: EMD-53505 RELATED DB: EMDB REMARK 900 STRUCTURE OF THE H3.V-H4.V VARIANT NUCLEOSOME CORE PARTICLE FROM REMARK 900 TRYPANOSOMA BRUCEI DBREF 9R1D A 1 138 UNP Q387X7 Q387X7_TRYB2 2 139 DBREF 9R1D B 1 99 UNP Q587H6 Q587H6_TRYB2 2 100 DBREF 9R1D C 1 133 UNP Q57YA3 Q57YA3_TRYB2 2 134 DBREF 9R1D D 1 111 UNP Q389T1 Q389T1_TRYB2 2 112 DBREF 9R1D E 1 138 UNP Q387X7 Q387X7_TRYB2 2 139 DBREF 9R1D F 1 99 UNP Q587H6 Q587H6_TRYB2 2 100 DBREF 9R1D G 1 133 UNP Q57YA3 Q57YA3_TRYB2 2 134 DBREF 9R1D H 1 111 UNP Q389T1 Q389T1_TRYB2 2 112 DBREF 9R1D I -72 72 PDB 9R1D 9R1D -72 72 DBREF 9R1D J -72 72 PDB 9R1D 9R1D -72 72 SEQRES 1 A 138 ALA GLN MET LYS LYS ILE THR PRO ARG PRO VAL ARG PRO SEQRES 2 A 138 LYS SER VAL ALA SER ARG PRO ILE GLN SER VAL ALA ARG SEQRES 3 A 138 ALA PRO VAL LYS LYS VAL GLU ASN THR PRO PRO GLN LYS SEQRES 4 A 138 ARG HIS HIS ARG TRP ARG PRO GLY THR VAL ALA LEU ARG SEQRES 5 A 138 GLU ILE ARG ARG LEU GLN SER SER THR ASP PHE LEU ILE SEQRES 6 A 138 GLN ARG ALA PRO PHE ARG ARG PHE LEU ARG GLU VAL VAL SEQRES 7 A 138 SER ASN LEU LYS ASP SER TYR ARG MET SER ALA ALA CYS SEQRES 8 A 138 VAL ASP ALA ILE GLN GLU ALA THR GLU THR TYR ILE THR SEQRES 9 A 138 SER VAL PHE MET ASP ALA ASN LEU CYS THR LEU HIS ALA SEQRES 10 A 138 ASN ARG VAL THR LEU PHE PRO LYS ASP ILE GLN LEU ALA SEQRES 11 A 138 LEU LYS LEU ARG GLY GLU ARG ASN SEQRES 1 B 99 ALA LYS GLY LYS ARG VAL GLY GLU SER LYS GLY ALA GLN SEQRES 2 B 99 LYS ARG GLN LYS LYS VAL LEU ARG ASP ASN VAL ARG GLY SEQRES 3 B 99 ILE THR ARG GLY SER ILE ARG ARG LEU ALA ARG ARG ALA SEQRES 4 B 99 GLY VAL LYS ARG ILE SER GLY VAL ILE TYR ASP GLU VAL SEQRES 5 B 99 ARG GLY VAL LEU LYS THR PHE VAL GLU SER ILE VAL ARG SEQRES 6 B 99 ASP ALA GLY ALA TYR THR GLU TYR SER ARG LYS LYS THR SEQRES 7 B 99 VAL THR ALA ALA HIS VAL VAL PHE ALA LEU ARG LYS ARG SEQRES 8 B 99 GLY LYS VAL LEU TYR GLY TYR ASP SEQRES 1 C 133 ALA THR PRO LYS GLN ALA VAL LYS LYS ALA SER LYS GLY SEQRES 2 C 133 GLY SER SER ARG SER VAL LYS ALA GLY LEU ILE PHE PRO SEQRES 3 C 133 VAL GLY ARG VAL GLY THR LEU LEU ARG ARG GLY GLN TYR SEQRES 4 C 133 ALA ARG ARG ILE GLY ALA SER GLY ALA VAL TYR MET ALA SEQRES 5 C 133 ALA VAL LEU GLU TYR LEU THR ALA GLU LEU LEU GLU LEU SEQRES 6 C 133 SER VAL LYS ALA ALA ALA GLN GLN THR LYS LYS THR LYS SEQRES 7 C 133 ARG LEU THR PRO ARG THR VAL THR LEU ALA VAL ARG HIS SEQRES 8 C 133 ASP ASP ASP LEU GLY ALA LEU LEU ARG ASN VAL THR MET SEQRES 9 C 133 SER ARG GLY GLY VAL MET PRO SER LEU ASN LYS ALA LEU SEQRES 10 C 133 ALA LYS LYS GLN LYS SER GLY LYS HIS ALA LYS ALA THR SEQRES 11 C 133 PRO SER VAL SEQRES 1 D 111 ALA THR PRO LYS SER THR PRO ALA LYS THR ARG LYS GLU SEQRES 2 D 111 ALA LYS LYS THR ARG ARG GLN ARG LYS ARG THR TRP ASN SEQRES 3 D 111 VAL TYR VAL SER ARG SER LEU ARG SER ILE ASN SER GLN SEQRES 4 D 111 MET SER MET THR SER ARG THR MET LYS ILE VAL ASN SER SEQRES 5 D 111 PHE VAL ASN ASP LEU PHE GLU ARG ILE ALA ALA GLU ALA SEQRES 6 D 111 ALA THR ILE VAL ARG VAL ASN ARG LYS ARG THR LEU GLY SEQRES 7 D 111 ALA ARG GLU LEU GLN THR ALA VAL ARG LEU VAL LEU PRO SEQRES 8 D 111 ALA ASP LEU ALA LYS HIS ALA MET ALA GLU GLY THR LYS SEQRES 9 D 111 ALA VAL SER HIS ALA SER SER SEQRES 1 E 138 ALA GLN MET LYS LYS ILE THR PRO ARG PRO VAL ARG PRO SEQRES 2 E 138 LYS SER VAL ALA SER ARG PRO ILE GLN SER VAL ALA ARG SEQRES 3 E 138 ALA PRO VAL LYS LYS VAL GLU ASN THR PRO PRO GLN LYS SEQRES 4 E 138 ARG HIS HIS ARG TRP ARG PRO GLY THR VAL ALA LEU ARG SEQRES 5 E 138 GLU ILE ARG ARG LEU GLN SER SER THR ASP PHE LEU ILE SEQRES 6 E 138 GLN ARG ALA PRO PHE ARG ARG PHE LEU ARG GLU VAL VAL SEQRES 7 E 138 SER ASN LEU LYS ASP SER TYR ARG MET SER ALA ALA CYS SEQRES 8 E 138 VAL ASP ALA ILE GLN GLU ALA THR GLU THR TYR ILE THR SEQRES 9 E 138 SER VAL PHE MET ASP ALA ASN LEU CYS THR LEU HIS ALA SEQRES 10 E 138 ASN ARG VAL THR LEU PHE PRO LYS ASP ILE GLN LEU ALA SEQRES 11 E 138 LEU LYS LEU ARG GLY GLU ARG ASN SEQRES 1 F 99 ALA LYS GLY LYS ARG VAL GLY GLU SER LYS GLY ALA GLN SEQRES 2 F 99 LYS ARG GLN LYS LYS VAL LEU ARG ASP ASN VAL ARG GLY SEQRES 3 F 99 ILE THR ARG GLY SER ILE ARG ARG LEU ALA ARG ARG ALA SEQRES 4 F 99 GLY VAL LYS ARG ILE SER GLY VAL ILE TYR ASP GLU VAL SEQRES 5 F 99 ARG GLY VAL LEU LYS THR PHE VAL GLU SER ILE VAL ARG SEQRES 6 F 99 ASP ALA GLY ALA TYR THR GLU TYR SER ARG LYS LYS THR SEQRES 7 F 99 VAL THR ALA ALA HIS VAL VAL PHE ALA LEU ARG LYS ARG SEQRES 8 F 99 GLY LYS VAL LEU TYR GLY TYR ASP SEQRES 1 G 133 ALA THR PRO LYS GLN ALA VAL LYS LYS ALA SER LYS GLY SEQRES 2 G 133 GLY SER SER ARG SER VAL LYS ALA GLY LEU ILE PHE PRO SEQRES 3 G 133 VAL GLY ARG VAL GLY THR LEU LEU ARG ARG GLY GLN TYR SEQRES 4 G 133 ALA ARG ARG ILE GLY ALA SER GLY ALA VAL TYR MET ALA SEQRES 5 G 133 ALA VAL LEU GLU TYR LEU THR ALA GLU LEU LEU GLU LEU SEQRES 6 G 133 SER VAL LYS ALA ALA ALA GLN GLN THR LYS LYS THR LYS SEQRES 7 G 133 ARG LEU THR PRO ARG THR VAL THR LEU ALA VAL ARG HIS SEQRES 8 G 133 ASP ASP ASP LEU GLY ALA LEU LEU ARG ASN VAL THR MET SEQRES 9 G 133 SER ARG GLY GLY VAL MET PRO SER LEU ASN LYS ALA LEU SEQRES 10 G 133 ALA LYS LYS GLN LYS SER GLY LYS HIS ALA LYS ALA THR SEQRES 11 G 133 PRO SER VAL SEQRES 1 H 111 ALA THR PRO LYS SER THR PRO ALA LYS THR ARG LYS GLU SEQRES 2 H 111 ALA LYS LYS THR ARG ARG GLN ARG LYS ARG THR TRP ASN SEQRES 3 H 111 VAL TYR VAL SER ARG SER LEU ARG SER ILE ASN SER GLN SEQRES 4 H 111 MET SER MET THR SER ARG THR MET LYS ILE VAL ASN SER SEQRES 5 H 111 PHE VAL ASN ASP LEU PHE GLU ARG ILE ALA ALA GLU ALA SEQRES 6 H 111 ALA THR ILE VAL ARG VAL ASN ARG LYS ARG THR LEU GLY SEQRES 7 H 111 ALA ARG GLU LEU GLN THR ALA VAL ARG LEU VAL LEU PRO SEQRES 8 H 111 ALA ASP LEU ALA LYS HIS ALA MET ALA GLU GLY THR LYS SEQRES 9 H 111 ALA VAL SER HIS ALA SER SER SEQRES 1 I 145 DA DT DC DG DA DT DG DT DA DT DA DT DA SEQRES 2 I 145 DT DC DT DG DA DC DA DC DG DT DG DC DC SEQRES 3 I 145 DT DG DG DA DG DA DC DT DA DG DG DG DA SEQRES 4 I 145 DG DT DA DA DT DC DC DC DC DT DT DG DG SEQRES 5 I 145 DC DG DG DT DT DA DA DA DA DC DG DC DG SEQRES 6 I 145 DG DG DG DG DA DC DA DG DC DG DC DG DT SEQRES 7 I 145 DA DC DG DT DG DC DG DT DT DT DA DA DG SEQRES 8 I 145 DC DG DG DT DG DC DT DA DG DA DG DC DT SEQRES 9 I 145 DG DT DC DT DA DC DG DA DC DC DA DA DT SEQRES 10 I 145 DT DG DA DG DC DG DG DC DC DT DC DG DG SEQRES 11 I 145 DC DA DC DC DG DG DG DA DT DT DC DT DG SEQRES 12 I 145 DA DT SEQRES 1 J 145 DA DT DC DA DG DA DA DT DC DC DC DG DG SEQRES 2 J 145 DT DG DC DC DG DA DG DG DC DC DG DC DT SEQRES 3 J 145 DC DA DA DT DT DG DG DT DC DG DT DA DG SEQRES 4 J 145 DA DC DA DG DC DT DC DT DA DG DC DA DC SEQRES 5 J 145 DC DG DC DT DT DA DA DA DC DG DC DA DC SEQRES 6 J 145 DG DT DA DC DG DC DG DC DT DG DT DC DC SEQRES 7 J 145 DC DC DC DG DC DG DT DT DT DT DA DA DC SEQRES 8 J 145 DC DG DC DC DA DA DG DG DG DG DA DT DT SEQRES 9 J 145 DA DC DT DC DC DC DT DA DG DT DC DT DC SEQRES 10 J 145 DC DA DG DG DC DA DC DG DT DG DT DC DA SEQRES 11 J 145 DG DA DT DA DT DA DT DA DC DA DT DC DG SEQRES 12 J 145 DA DT HELIX 1 AA1 GLN A 66 ASN A 80 1 15 HELIX 2 AA2 SER A 88 ALA A 117 1 30 HELIX 3 AA3 PHE A 123 ARG A 134 1 12 HELIX 4 AA4 ASN B 23 ILE B 27 5 5 HELIX 5 AA5 THR B 28 GLY B 40 1 13 HELIX 6 AA6 VAL B 47 SER B 74 1 28 HELIX 7 AA7 THR B 80 ARG B 91 1 12 HELIX 8 AA8 ARG C 17 GLY C 22 1 6 HELIX 9 AA9 PRO C 26 GLY C 37 1 12 HELIX 10 AB1 GLY C 44 GLN C 73 1 30 HELIX 11 AB2 THR C 81 ASP C 92 1 12 HELIX 12 AB3 ASP C 94 LEU C 99 1 6 HELIX 13 AB4 TRP D 25 ASN D 37 1 13 HELIX 14 AB5 THR D 43 ASN D 72 1 30 HELIX 15 AB6 GLY D 78 LEU D 90 1 13 HELIX 16 AB7 PRO D 91 SER D 110 1 20 HELIX 17 AB8 GLN E 66 LEU E 81 1 16 HELIX 18 AB9 SER E 88 ALA E 117 1 30 HELIX 19 AC1 PHE E 123 GLY E 135 1 13 HELIX 20 AC2 ASN F 23 ILE F 27 5 5 HELIX 21 AC3 THR F 28 ALA F 39 1 12 HELIX 22 AC4 VAL F 47 SER F 74 1 28 HELIX 23 AC5 THR F 80 ARG F 91 1 12 HELIX 24 AC6 ARG G 17 GLY G 22 1 6 HELIX 25 AC7 PRO G 26 GLY G 37 1 12 HELIX 26 AC8 GLY G 44 GLN G 72 1 29 HELIX 27 AC9 THR G 81 HIS G 91 1 11 HELIX 28 AD1 ASP G 94 LEU G 99 1 6 HELIX 29 AD2 TRP H 25 ASN H 37 1 13 HELIX 30 AD3 THR H 43 ARG H 73 1 31 HELIX 31 AD4 GLY H 78 LEU H 90 1 13 HELIX 32 AD5 PRO H 91 SER H 110 1 20 SHEET 1 AA1 2 ARG A 86 MET A 87 0 SHEET 2 AA1 2 THR B 78 VAL B 79 1 O VAL B 79 N ARG A 86 SHEET 1 AA2 2 THR A 121 LEU A 122 0 SHEET 2 AA2 2 ARG B 43 ILE B 44 1 O ARG B 43 N LEU A 122 SHEET 1 AA3 2 ARG C 42 ILE C 43 0 SHEET 2 AA3 2 THR D 76 LEU D 77 1 O LEU D 77 N ARG C 42 SHEET 1 AA4 2 ARG C 79 LEU C 80 0 SHEET 2 AA4 2 SER D 41 MET D 42 1 O SER D 41 N LEU C 80 SHEET 1 AA5 2 ARG E 86 MET E 87 0 SHEET 2 AA5 2 THR F 78 VAL F 79 1 O VAL F 79 N ARG E 86 SHEET 1 AA6 2 THR E 121 LEU E 122 0 SHEET 2 AA6 2 ARG F 43 ILE F 44 1 O ARG F 43 N LEU E 122 SHEET 1 AA7 2 ARG G 42 ILE G 43 0 SHEET 2 AA7 2 THR H 76 LEU H 77 1 O LEU H 77 N ARG G 42 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 MASTER 534 0 0 32 14 0 0 6 9880 10 0 102 END