HEADER VIRAL PROTEIN 18-DEC-24 9MKP TITLE CAEV CA PENTAMER ASSEMBLED VIA LIPOSOME TEMPLATING COMPND MOL_ID: 1; COMPND 2 MOLECULE: CAPSID PROTEIN P25; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 OTHER_DETAILS: CAEV CA WITH C-TERMINAL HIS TAG. SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CAPRINE ARTHRITIS ENCEPHALITIS VIRUS; SOURCE 3 ORGANISM_TAXID: 11661; SOURCE 4 STRAIN: CORK; SOURCE 5 GENE: GAG; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS CAEV, CAPSID, PENTAMER, VIRAL PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR F.ARIZAGA,C.FRENIERE,Y.XIONG REVDAT 1 08-OCT-25 9MKP 0 JRNL AUTH F.ARIZAGA JR.,C.FRENIERE,J.S.REY,M.COOK,C.WU,J.R.PERILLA, JRNL AUTH 2 Y.XIONG JRNL TITL EXPLORING THE STRUCTURAL DIVERGENCE OF HIV AND SRLV JRNL TITL 2 LENTIVIRAL CAPSIDS. JRNL REF J.AM.CHEM.SOC. V. 147 32883 2025 JRNL REFN ESSN 1520-5126 JRNL PMID 40878534 JRNL DOI 10.1021/JACS.5C09436 REMARK 2 REMARK 2 RESOLUTION. 3.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : CRYOSPARC, CRYOSPARC, CRYOSPARC, REMARK 3 CRYOSPARC 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) : 3.500 REMARK 3 NUMBER OF PARTICLES : 206097 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 9MKP COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-DEC-24. REMARK 100 THE DEPOSITION ID IS D_1000291115. 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 : CAPRINE ARTHRITIS ENCEPHALITIS REMARK 245 VIRUS STRAIN CORK 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 : 8.00 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 BIOQUANTUM (6K X REMARK 245 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 500.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 2800.00 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 : 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 300 THE ASSEMBLY REPRESENTED IN THIS ENTRY HAS REGULAR REMARK 300 CYCLIC POINT SYMMETRY (SCHOENFLIES SYMBOL = C5). 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 APPLY THE FOLLOWING TO CHAINS: A 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 350 BIOMT1 2 0.309017 -0.951057 0.000000 226.27320 REMARK 350 BIOMT2 2 0.951057 0.309017 0.000000 -35.83805 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.809017 -0.587785 0.000000 330.27947 REMARK 350 BIOMT2 3 0.587785 -0.809017 0.000000 168.28598 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 4 -0.809017 0.587785 0.000000 168.28568 REMARK 350 BIOMT2 4 -0.587785 -0.809017 0.000000 330.27962 REMARK 350 BIOMT3 4 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 5 0.309017 0.951057 0.000000 -35.83825 REMARK 350 BIOMT2 5 -0.951057 0.309017 0.000000 226.27316 REMARK 350 BIOMT3 5 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 A 218 REMARK 465 SER A 219 REMARK 465 GLU A 220 REMARK 465 GLY A 221 REMARK 465 PHE A 222 REMARK 465 HIS A 223 REMARK 465 HIS A 224 REMARK 465 HIS A 225 REMARK 465 HIS A 226 REMARK 465 HIS A 227 REMARK 465 HIS A 228 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 PRO A 87 155.99 -46.92 REMARK 500 HIS A 137 35.26 38.38 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-48333 RELATED DB: EMDB REMARK 900 CAEV CA PENTAMER ASSEMBLED VIA LIPOSOME TEMPLATING DBREF 9MKP A 1 222 UNP P33458 GAG_CAEVC 137 358 SEQADV 9MKP HIS A 223 UNP P33458 EXPRESSION TAG SEQADV 9MKP HIS A 224 UNP P33458 EXPRESSION TAG SEQADV 9MKP HIS A 225 UNP P33458 EXPRESSION TAG SEQADV 9MKP HIS A 226 UNP P33458 EXPRESSION TAG SEQADV 9MKP HIS A 227 UNP P33458 EXPRESSION TAG SEQADV 9MKP HIS A 228 UNP P33458 EXPRESSION TAG SEQRES 1 A 228 PRO ILE VAL VAL GLN ALA ALA GLY GLY ARG SER TRP LYS SEQRES 2 A 228 ALA VAL ASP SER VAL MET PHE GLN GLN LEU GLN THR VAL SEQRES 3 A 228 ALA MET GLN HIS GLY LEU VAL SER GLU ASP PHE GLU ARG SEQRES 4 A 228 GLN LEU ALA TYR TYR ALA THR THR TRP THR SER LYS ASP SEQRES 5 A 228 ILE LEU GLU VAL LEU ALA MET MET PRO GLY ASN ARG ALA SEQRES 6 A 228 GLN LYS GLU LEU ILE GLN GLY LYS LEU ASN GLU GLU ALA SEQRES 7 A 228 GLU ARG TRP ARG ARG ASN ASN PRO PRO PRO PRO ALA GLY SEQRES 8 A 228 GLY GLY LEU THR VAL ASP GLN ILE MET GLY VAL GLY GLN SEQRES 9 A 228 THR ASN GLN ALA ALA ALA GLN ALA ASN MET ASP GLN ALA SEQRES 10 A 228 ARG GLN ILE CYS LEU GLN TRP VAL ILE ASN ALA LEU ARG SEQRES 11 A 228 ALA VAL ARG HIS MET ALA HIS ARG PRO GLY ASN PRO MET SEQRES 12 A 228 LEU VAL LYS GLN LYS THR ASN GLU PRO TYR GLU ASP PHE SEQRES 13 A 228 ALA ALA ARG LEU LEU GLU ALA ILE ASP ALA GLU PRO VAL SEQRES 14 A 228 THR GLN PRO ILE LYS ASP TYR LEU LYS LEU THR LEU SER SEQRES 15 A 228 TYR THR ASN ALA SER ALA ASP CYS GLN LYS GLN MET ASP SEQRES 16 A 228 ARG THR LEU GLY GLN ARG VAL GLN GLN ALA SER VAL GLU SEQRES 17 A 228 GLU LYS MET GLN ALA CYS ARG ASP VAL GLY SER GLU GLY SEQRES 18 A 228 PHE HIS HIS HIS HIS HIS HIS HELIX 1 AA1 ASP A 16 HIS A 30 1 15 HELIX 2 AA2 SER A 34 ALA A 45 1 12 HELIX 3 AA3 THR A 49 MET A 60 1 12 HELIX 4 AA4 ASN A 63 ASN A 85 1 23 HELIX 5 AA5 THR A 95 MET A 100 1 6 HELIX 6 AA6 THR A 105 GLN A 111 1 7 HELIX 7 AA7 MET A 114 ALA A 136 1 23 HELIX 8 AA8 PRO A 152 GLU A 167 1 16 HELIX 9 AA9 THR A 170 ASN A 185 1 16 HELIX 10 AB1 SER A 187 GLY A 199 1 13 HELIX 11 AB2 GLN A 200 VAL A 202 5 3 HELIX 12 AB3 SER A 206 GLN A 212 1 7 SHEET 1 AA1 2 ILE A 2 VAL A 4 0 SHEET 2 AA1 2 ARG A 10 TRP A 12 -1 O SER A 11 N VAL A 3 SSBOND 1 CYS A 190 CYS A 214 1555 1555 2.04 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 TER 1700 VAL A 217 CONECT 1482 1673 CONECT 1673 1482 MASTER 150 0 0 12 2 0 0 6 1699 1 2 18 END