HEADER TRANSCRIPTION 06-DEC-23 8RC6 TITLE CRYO-EM STRUCTURE OF HEXAMERIC BTB DOMAIN OF DROSOPHILA CG6765 PROTEIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: BTB DOMAIN OF CG6765 PROTEIN; COMPND 3 CHAIN: A, B, C, D, E, F; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: DROSOPHILA MELANOGASTER; SOURCE 3 ORGANISM_COMMON: FRUIT FLY; SOURCE 4 ORGANISM_TAXID: 7227; SOURCE 5 GENE: DMEL\CG6765, CG6765, DMEL_CG6765; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS DNA-BINDING, TRANSCRIPTION REGULATION, OLIGOMERIZATION, TRANSCRIPTION EXPDTA ELECTRON MICROSCOPY AUTHOR A.N.BONCHUK,A.NASCHBERGER,R.BARADARAN REVDAT 1 11-SEP-24 8RC6 0 JRNL AUTH A.N.BONCHUK,K.I.BALAGUROV,R.BARADARAN,K.M.BOYKO, JRNL AUTH 2 N.N.SLUCHANKO,A.M.KHRUSTALEVA,A.D.BURTSEVA,O.V.ARKOVA, JRNL AUTH 3 K.K.KHALISOVA,V.O.POPOV,A.NASCHBERGER,P.G.GEORGIEV JRNL TITL THE ARTHROPODA-SPECIFIC TRAMTRACK GROUP BTB PROTEIN DOMAINS JRNL TITL 2 USE PREVIOUSLY UNKNOWN INTERFACE TO FORM HEXAMERS. JRNL REF ELIFE V. 13 2024 JRNL REFN ESSN 2050-084X JRNL PMID 39221775 JRNL DOI 10.7554/ELIFE.96832 REMARK 2 REMARK 2 RESOLUTION. 3.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : CRYOSPARC, CRYOSPARC, UCSF CHIMERA, REMARK 3 PHENIX, CRYOSPARC, RELION, RELION, REMARK 3 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) : 3.300 REMARK 3 NUMBER OF PARTICLES : 197562 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 8RC6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 06-DEC-23. REMARK 100 THE DEPOSITION ID IS D_1292135062. 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 : CELL REMARK 245 PARTICLE TYPE : POINT REMARK 245 NAME OF SAMPLE : HEXAMERIC BTB DOMAIN OF CG6765 REMARK 245 PROTEIN REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : 10.00 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 : NULL REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : 9757 REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : TFS KRIOS REMARK 245 DETECTOR TYPE : TFS FALCON 4I (4K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 400.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 3000.00 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) : 4030.00 REMARK 245 ILLUMINATION MODE : SPOT SCAN REMARK 245 NOMINAL MAGNIFICATION : 165000 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D, E, F 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 3 REMARK 465 GLU A 4 REMARK 465 ALA B 3 REMARK 465 ALA C 3 REMARK 465 GLU C 4 REMARK 465 ALA F 3 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O LYS A 29 HE2 HIS A 56 1.54 REMARK 500 HD21 ASN A 80 OD1 ASN F 78 1.57 REMARK 500 OD1 ASN C 78 H ASN C 80 1.58 REMARK 500 O LEU E 24 H ASN E 27 1.58 REMARK 500 H SER D 92 OE2 GLU D 117 1.58 REMARK 500 OE1 GLU E 72 HZ2 LYS F 29 1.60 REMARK 500 OG SER D 111 OD1 ASP D 113 1.99 REMARK 500 ND1 HIS C 56 OH TYR C 104 2.14 REMARK 500 OG1 THR E 109 O TYR F 6 2.16 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 GLU A 28 15.78 56.44 REMARK 500 PHE E 30 19.55 57.67 REMARK 500 PRO E 88 156.43 -48.72 REMARK 500 TYR E 104 -60.68 -94.61 REMARK 500 PRO F 45 47.33 -83.29 REMARK 500 ILE F 48 152.32 -46.73 REMARK 500 VAL F 51 79.41 56.98 REMARK 500 THR F 73 22.97 -140.17 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: SASDP49 RELATED DB: SASBDB REMARK 900 RELATED ID: EMD-19049 RELATED DB: EMDB REMARK 900 CRYO-EM STRUCTURE OF HEXAMERIC BTB DOMAIN OF DROSOPHILA CG6765 REMARK 900 PROTEIN DBREF 8RC6 A 3 133 UNP Q9VSL1 Q9VSL1_DROME 3 133 DBREF 8RC6 B 3 133 UNP Q9VSL1 Q9VSL1_DROME 3 133 DBREF 8RC6 C 3 133 UNP Q9VSL1 Q9VSL1_DROME 3 133 DBREF 8RC6 D 3 133 UNP Q9VSL1 Q9VSL1_DROME 3 133 DBREF 8RC6 E 3 133 UNP Q9VSL1 Q9VSL1_DROME 3 133 DBREF 8RC6 F 3 133 UNP Q9VSL1 Q9VSL1_DROME 3 133 SEQRES 1 A 131 ALA GLU ASN TYR HIS LEU LYS TRP ASP SER HIS LEU THR SEQRES 2 A 131 TYR LEU ASN SER SER ILE ALA THR LEU TYR LYS ASN GLU SEQRES 3 A 131 LYS PHE ALA ASP VAL VAL LEU TYR SER SER TYR ASN SER SEQRES 4 A 131 SER GLY ILE PRO SER ASP ILE PRO THR VAL GLY ILE SER SEQRES 5 A 131 ALA HIS LYS PHE ILE LEU SER ALA SER SER GLN PHE PHE SEQRES 6 A 131 ALA THR MET PHE GLU THR ALA PRO ILE THR ASN PRO ASN SEQRES 7 A 131 GLY VAL LEU TYR VAL VAL LEU PRO PRO ASP LEU SER HIS SEQRES 8 A 131 ARG ALA ILE GLN ILE LEU VAL GLN TYR MET TYR SER GLY SEQRES 9 A 131 GLU ALA THR VAL SER ASN ASP ILE LEU ASN GLU VAL LEU SEQRES 10 A 131 ARG GLY GLY GLU ILE LEU LYS ILE ARG GLY LEU CYS ARG SEQRES 11 A 131 THR SEQRES 1 B 131 ALA GLU ASN TYR HIS LEU LYS TRP ASP SER HIS LEU THR SEQRES 2 B 131 TYR LEU ASN SER SER ILE ALA THR LEU TYR LYS ASN GLU SEQRES 3 B 131 LYS PHE ALA ASP VAL VAL LEU TYR SER SER TYR ASN SER SEQRES 4 B 131 SER GLY ILE PRO SER ASP ILE PRO THR VAL GLY ILE SER SEQRES 5 B 131 ALA HIS LYS PHE ILE LEU SER ALA SER SER GLN PHE PHE SEQRES 6 B 131 ALA THR MET PHE GLU THR ALA PRO ILE THR ASN PRO ASN SEQRES 7 B 131 GLY VAL LEU TYR VAL VAL LEU PRO PRO ASP LEU SER HIS SEQRES 8 B 131 ARG ALA ILE GLN ILE LEU VAL GLN TYR MET TYR SER GLY SEQRES 9 B 131 GLU ALA THR VAL SER ASN ASP ILE LEU ASN GLU VAL LEU SEQRES 10 B 131 ARG GLY GLY GLU ILE LEU LYS ILE ARG GLY LEU CYS ARG SEQRES 11 B 131 THR SEQRES 1 C 131 ALA GLU ASN TYR HIS LEU LYS TRP ASP SER HIS LEU THR SEQRES 2 C 131 TYR LEU ASN SER SER ILE ALA THR LEU TYR LYS ASN GLU SEQRES 3 C 131 LYS PHE ALA ASP VAL VAL LEU TYR SER SER TYR ASN SER SEQRES 4 C 131 SER GLY ILE PRO SER ASP ILE PRO THR VAL GLY ILE SER SEQRES 5 C 131 ALA HIS LYS PHE ILE LEU SER ALA SER SER GLN PHE PHE SEQRES 6 C 131 ALA THR MET PHE GLU THR ALA PRO ILE THR ASN PRO ASN SEQRES 7 C 131 GLY VAL LEU TYR VAL VAL LEU PRO PRO ASP LEU SER HIS SEQRES 8 C 131 ARG ALA ILE GLN ILE LEU VAL GLN TYR MET TYR SER GLY SEQRES 9 C 131 GLU ALA THR VAL SER ASN ASP ILE LEU ASN GLU VAL LEU SEQRES 10 C 131 ARG GLY GLY GLU ILE LEU LYS ILE ARG GLY LEU CYS ARG SEQRES 11 C 131 THR SEQRES 1 D 131 ALA GLU ASN TYR HIS LEU LYS TRP ASP SER HIS LEU THR SEQRES 2 D 131 TYR LEU ASN SER SER ILE ALA THR LEU TYR LYS ASN GLU SEQRES 3 D 131 LYS PHE ALA ASP VAL VAL LEU TYR SER SER TYR ASN SER SEQRES 4 D 131 SER GLY ILE PRO SER ASP ILE PRO THR VAL GLY ILE SER SEQRES 5 D 131 ALA HIS LYS PHE ILE LEU SER ALA SER SER GLN PHE PHE SEQRES 6 D 131 ALA THR MET PHE GLU THR ALA PRO ILE THR ASN PRO ASN SEQRES 7 D 131 GLY VAL LEU TYR VAL VAL LEU PRO PRO ASP LEU SER HIS SEQRES 8 D 131 ARG ALA ILE GLN ILE LEU VAL GLN TYR MET TYR SER GLY SEQRES 9 D 131 GLU ALA THR VAL SER ASN ASP ILE LEU ASN GLU VAL LEU SEQRES 10 D 131 ARG GLY GLY GLU ILE LEU LYS ILE ARG GLY LEU CYS ARG SEQRES 11 D 131 THR SEQRES 1 E 131 ALA GLU ASN TYR HIS LEU LYS TRP ASP SER HIS LEU THR SEQRES 2 E 131 TYR LEU ASN SER SER ILE ALA THR LEU TYR LYS ASN GLU SEQRES 3 E 131 LYS PHE ALA ASP VAL VAL LEU TYR SER SER TYR ASN SER SEQRES 4 E 131 SER GLY ILE PRO SER ASP ILE PRO THR VAL GLY ILE SER SEQRES 5 E 131 ALA HIS LYS PHE ILE LEU SER ALA SER SER GLN PHE PHE SEQRES 6 E 131 ALA THR MET PHE GLU THR ALA PRO ILE THR ASN PRO ASN SEQRES 7 E 131 GLY VAL LEU TYR VAL VAL LEU PRO PRO ASP LEU SER HIS SEQRES 8 E 131 ARG ALA ILE GLN ILE LEU VAL GLN TYR MET TYR SER GLY SEQRES 9 E 131 GLU ALA THR VAL SER ASN ASP ILE LEU ASN GLU VAL LEU SEQRES 10 E 131 ARG GLY GLY GLU ILE LEU LYS ILE ARG GLY LEU CYS ARG SEQRES 11 E 131 THR SEQRES 1 F 131 ALA GLU ASN TYR HIS LEU LYS TRP ASP SER HIS LEU THR SEQRES 2 F 131 TYR LEU ASN SER SER ILE ALA THR LEU TYR LYS ASN GLU SEQRES 3 F 131 LYS PHE ALA ASP VAL VAL LEU TYR SER SER TYR ASN SER SEQRES 4 F 131 SER GLY ILE PRO SER ASP ILE PRO THR VAL GLY ILE SER SEQRES 5 F 131 ALA HIS LYS PHE ILE LEU SER ALA SER SER GLN PHE PHE SEQRES 6 F 131 ALA THR MET PHE GLU THR ALA PRO ILE THR ASN PRO ASN SEQRES 7 F 131 GLY VAL LEU TYR VAL VAL LEU PRO PRO ASP LEU SER HIS SEQRES 8 F 131 ARG ALA ILE GLN ILE LEU VAL GLN TYR MET TYR SER GLY SEQRES 9 F 131 GLU ALA THR VAL SER ASN ASP ILE LEU ASN GLU VAL LEU SEQRES 10 F 131 ARG GLY GLY GLU ILE LEU LYS ILE ARG GLY LEU CYS ARG SEQRES 11 F 131 THR HELIX 1 AA1 HIS A 13 GLU A 28 1 16 HELIX 2 AA2 HIS A 56 SER A 64 1 9 HELIX 3 AA3 SER A 64 ALA A 74 1 11 HELIX 4 AA4 SER A 92 GLY A 106 1 15 HELIX 5 AA5 ILE A 114 LEU A 125 1 12 HELIX 6 AA6 SER B 12 TYR B 25 1 14 HELIX 7 AA7 ILE B 44 ILE B 48 5 5 HELIX 8 AA8 HIS B 56 SER B 64 1 9 HELIX 9 AA9 SER B 64 ALA B 74 1 11 HELIX 10 AB1 SER B 92 GLY B 106 1 15 HELIX 11 AB2 ILE B 114 LYS B 126 1 13 HELIX 12 AB3 SER C 12 THR C 23 1 12 HELIX 13 AB4 LEU C 24 LYS C 26 5 3 HELIX 14 AB5 SER C 38 GLY C 43 5 6 HELIX 15 AB6 HIS C 56 SER C 64 1 9 HELIX 16 AB7 SER C 64 ALA C 74 1 11 HELIX 17 AB8 SER C 92 GLY C 106 1 15 HELIX 18 AB9 ASN C 112 LEU C 125 1 14 HELIX 19 AC1 SER D 12 GLU D 28 1 17 HELIX 20 AC2 HIS D 56 SER D 64 1 9 HELIX 21 AC3 SER D 64 THR D 73 1 10 HELIX 22 AC4 SER D 92 GLY D 106 1 15 HELIX 23 AC5 SER D 111 LEU D 125 1 15 HELIX 24 AC6 SER E 12 ALA E 22 1 11 HELIX 25 AC7 HIS E 56 SER E 64 1 9 HELIX 26 AC8 SER E 64 ALA E 74 1 11 HELIX 27 AC9 SER E 92 GLY E 106 1 15 HELIX 28 AD1 SER E 111 LYS E 126 1 16 HELIX 29 AD2 SER F 12 GLU F 28 1 17 HELIX 30 AD3 HIS F 56 SER F 64 1 9 HELIX 31 AD4 SER F 64 ALA F 74 1 11 HELIX 32 AD5 SER F 92 GLY F 106 1 15 HELIX 33 AD6 SER F 111 ASP F 113 5 3 HELIX 34 AD7 ILE F 114 LEU F 125 1 12 SHEET 1 AA1 2 TYR A 6 LYS A 9 0 SHEET 2 AA1 2 GLU B 107 VAL B 110 -1 O ALA B 108 N LEU A 8 SHEET 1 AA2 6 ILE A 53 ALA A 55 0 SHEET 2 AA2 6 VAL A 33 SER A 37 -1 N VAL A 33 O ALA A 55 SHEET 3 AA2 6 LEU A 83 LEU A 87 1 O LEU A 83 N VAL A 34 SHEET 4 AA2 6 LEU F 83 LEU F 87 1 O TYR F 84 N TYR A 84 SHEET 5 AA2 6 VAL F 33 SER F 37 1 N TYR F 36 O VAL F 85 SHEET 6 AA2 6 ILE F 53 ALA F 55 -1 O ILE F 53 N LEU F 35 SHEET 1 AA3 2 ALA A 108 SER A 111 0 SHEET 2 AA3 2 ASN B 5 LEU B 8 -1 O LEU B 8 N ALA A 108 SHEET 1 AA4 6 ILE B 53 ALA B 55 0 SHEET 2 AA4 6 VAL B 33 TYR B 36 -1 N LEU B 35 O ILE B 53 SHEET 3 AA4 6 LEU B 83 VAL B 86 1 O VAL B 85 N TYR B 36 SHEET 4 AA4 6 VAL C 82 VAL C 86 1 O TYR C 84 N TYR B 84 SHEET 5 AA4 6 VAL C 33 TYR C 36 1 N VAL C 34 O VAL C 85 SHEET 6 AA4 6 ILE C 53 ALA C 55 -1 O ILE C 53 N LEU C 35 SHEET 1 AA5 2 HIS C 7 LYS C 9 0 SHEET 2 AA5 2 GLU D 107 THR D 109 -1 O ALA D 108 N LEU C 8 SHEET 1 AA6 2 GLU C 107 SER C 111 0 SHEET 2 AA6 2 ASN D 5 LYS D 9 -1 O LEU D 8 N ALA C 108 SHEET 1 AA7 6 ILE D 53 ALA D 55 0 SHEET 2 AA7 6 VAL D 33 SER D 37 -1 N LEU D 35 O ILE D 53 SHEET 3 AA7 6 LEU D 83 LEU D 87 1 O LEU D 87 N TYR D 36 SHEET 4 AA7 6 LEU E 83 LEU E 87 1 O TYR E 84 N TYR D 84 SHEET 5 AA7 6 VAL E 33 SER E 37 1 N VAL E 34 O VAL E 85 SHEET 6 AA7 6 ILE E 53 ALA E 55 -1 O ALA E 55 N VAL E 33 SHEET 1 AA8 2 LEU E 8 LYS E 9 0 SHEET 2 AA8 2 GLU F 107 ALA F 108 -1 O ALA F 108 N LEU E 8 SHEET 1 AA9 2 GLU E 107 ALA E 108 0 SHEET 2 AA9 2 LEU F 8 LYS F 9 -1 O LEU F 8 N ALA E 108 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