HEADER DNA BINDING PROTEIN 09-JUL-25 9VT3 TITLE SEMET CRYSTAL STRUCTURE OF ACA3 FROM NEISSERIA MENINGITIDIS COMPND MOL_ID: 1; COMPND 2 MOLECULE: ACA3; COMPND 3 CHAIN: A, B, C, D, E, F; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: NEISSERIA MENINGITIDIS; SOURCE 3 ORGANISM_TAXID: 487; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS ACA3, ANTI-CRISPR-ASSOCIATED PROTEIN, CRISPR-CAS SYSTEM, ANTI-CRISPR KEYWDS 2 PROTEIN, DNA BINDING PROTEIN, TRANSCRIPTIONAL REGULATOR EXPDTA X-RAY DIFFRACTION AUTHOR S.Y.LEE,H.H.PARK REVDAT 1 27-MAY-26 9VT3 0 JRNL AUTH S.Y.LEE,H.H.PARK JRNL TITL STRUCTURAL BASIS OF RECOGNITION OF ANTI-CRISPR OPERON BY JRNL TITL 2 ACA3. JRNL REF FASEB J. V. 40 71512 2026 JRNL REFN ESSN 1530-6860 JRNL PMID 41630633 JRNL DOI 10.1096/FJ.202502389RR REMARK 2 REMARK 2 RESOLUTION. 2.09 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.19.1_4122 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.09 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.10 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 28837 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.202 REMARK 3 R VALUE (WORKING SET) : 0.200 REMARK 3 FREE R VALUE : 0.235 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1443 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 29.1000 - 4.5000 1.00 2926 155 0.1824 0.2205 REMARK 3 2 4.5000 - 3.5700 1.00 2794 147 0.1777 0.2014 REMARK 3 3 3.5700 - 3.1200 1.00 2732 143 0.2068 0.2401 REMARK 3 4 3.1200 - 2.8400 1.00 2744 145 0.2245 0.2577 REMARK 3 5 2.8400 - 2.6300 1.00 2728 143 0.2166 0.2687 REMARK 3 6 2.6300 - 2.4800 1.00 2703 143 0.2178 0.2796 REMARK 3 7 2.4800 - 2.3500 1.00 2706 142 0.2082 0.2381 REMARK 3 8 2.3500 - 2.2500 1.00 2665 141 0.2148 0.2566 REMARK 3 9 2.2500 - 2.1600 1.00 2714 142 0.2238 0.2584 REMARK 3 10 2.1600 - 2.0900 1.00 2682 142 0.2444 0.2948 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.207 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 22.693 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 41.90 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.007 3405 REMARK 3 ANGLE : 0.898 4589 REMARK 3 CHIRALITY : 0.050 505 REMARK 3 PLANARITY : 0.009 577 REMARK 3 DIHEDRAL : 5.570 449 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 9VT3 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 28-JUL-23. REMARK 100 THE DEPOSITION ID IS D_1300061398. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 02-AUG-21 REMARK 200 TEMPERATURE (KELVIN) : 125 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PAL/PLS REMARK 200 BEAMLINE : 5C (4A) REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.000 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 9M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28844 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.090 REMARK 200 RESOLUTION RANGE LOW (A) : 29.100 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 13.30 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 18.1500 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.09 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.17 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 42.04 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.12 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 24% (W/V) PEG 8000, 0.1M CHES PH 9.3, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293.15K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 20.33500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 66.05000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 43.90000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 66.05000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 20.33500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 43.90000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2200 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 8590 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -16.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, C 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2000 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 7940 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -14.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, 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 350 REMARK 350 BIOMOLECULE: 3 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2080 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 8030 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -13.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: D, 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 MSE A 1 REMARK 465 LYS A 2 REMARK 465 HIS A 75 REMARK 465 HIS A 76 REMARK 465 MSE B 1 REMARK 465 LYS B 2 REMARK 465 LEU B 71 REMARK 465 GLU B 72 REMARK 465 HIS B 73 REMARK 465 HIS B 74 REMARK 465 HIS B 75 REMARK 465 HIS B 76 REMARK 465 MSE C 1 REMARK 465 MSE D 1 REMARK 465 LYS D 2 REMARK 465 LEU D 71 REMARK 465 GLU D 72 REMARK 465 HIS D 73 REMARK 465 HIS D 74 REMARK 465 HIS D 75 REMARK 465 HIS D 76 REMARK 465 MSE E 1 REMARK 465 LYS E 2 REMARK 465 LEU E 71 REMARK 465 GLU E 72 REMARK 465 HIS E 73 REMARK 465 HIS E 74 REMARK 465 HIS E 75 REMARK 465 HIS E 76 REMARK 465 MSE F 1 REMARK 465 LYS F 2 REMARK 465 LEU F 71 REMARK 465 GLU F 72 REMARK 465 HIS F 73 REMARK 465 HIS F 74 REMARK 465 HIS F 75 REMARK 465 HIS F 76 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 LYS E 52 CG CD CE NZ 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 NH1 ARG F 44 O HOH F 101 2.10 REMARK 500 OD1 ASP A 67 O HOH A 101 2.15 REMARK 500 N GLY D 10 O HOH D 101 2.16 REMARK 500 N GLY A 10 O HOH A 102 2.19 REMARK 500 REMARK 500 REMARK: NULL DBREF 9VT3 A 1 76 PDB 9VT3 9VT3 1 76 DBREF 9VT3 B 1 76 PDB 9VT3 9VT3 1 76 DBREF 9VT3 C 1 76 PDB 9VT3 9VT3 1 76 DBREF 9VT3 D 1 76 PDB 9VT3 9VT3 1 76 DBREF 9VT3 E 1 76 PDB 9VT3 9VT3 1 76 DBREF 9VT3 F 1 76 PDB 9VT3 9VT3 1 76 SEQRES 1 A 76 MSE LYS LYS PHE GLU ALA PRO GLU ILE GLY TYR THR PRO SEQRES 2 A 76 ALA ASN LEU LYS ALA LEU ARG LYS GLN PHE GLY LEU THR SEQRES 3 A 76 GLN ALA GLN VAL ALA GLU ILE THR GLY THR LYS THR GLY SEQRES 4 A 76 TYR SER VAL ARG ARG TRP GLU ALA ALA ILE ASP ALA LYS SEQRES 5 A 76 ASN ARG ALA ASP MSE PRO LEU VAL LYS TRP GLN LYS LEU SEQRES 6 A 76 LEU ASP SER LEU LYS LEU GLU HIS HIS HIS HIS SEQRES 1 B 76 MSE LYS LYS PHE GLU ALA PRO GLU ILE GLY TYR THR PRO SEQRES 2 B 76 ALA ASN LEU LYS ALA LEU ARG LYS GLN PHE GLY LEU THR SEQRES 3 B 76 GLN ALA GLN VAL ALA GLU ILE THR GLY THR LYS THR GLY SEQRES 4 B 76 TYR SER VAL ARG ARG TRP GLU ALA ALA ILE ASP ALA LYS SEQRES 5 B 76 ASN ARG ALA ASP MSE PRO LEU VAL LYS TRP GLN LYS LEU SEQRES 6 B 76 LEU ASP SER LEU LYS LEU GLU HIS HIS HIS HIS SEQRES 1 C 76 MSE LYS LYS PHE GLU ALA PRO GLU ILE GLY TYR THR PRO SEQRES 2 C 76 ALA ASN LEU LYS ALA LEU ARG LYS GLN PHE GLY LEU THR SEQRES 3 C 76 GLN ALA GLN VAL ALA GLU ILE THR GLY THR LYS THR GLY SEQRES 4 C 76 TYR SER VAL ARG ARG TRP GLU ALA ALA ILE ASP ALA LYS SEQRES 5 C 76 ASN ARG ALA ASP MSE PRO LEU VAL LYS TRP GLN LYS LEU SEQRES 6 C 76 LEU ASP SER LEU LYS LEU GLU HIS HIS HIS HIS SEQRES 1 D 76 MSE LYS LYS PHE GLU ALA PRO GLU ILE GLY TYR THR PRO SEQRES 2 D 76 ALA ASN LEU LYS ALA LEU ARG LYS GLN PHE GLY LEU THR SEQRES 3 D 76 GLN ALA GLN VAL ALA GLU ILE THR GLY THR LYS THR GLY SEQRES 4 D 76 TYR SER VAL ARG ARG TRP GLU ALA ALA ILE ASP ALA LYS SEQRES 5 D 76 ASN ARG ALA ASP MSE PRO LEU VAL LYS TRP GLN LYS LEU SEQRES 6 D 76 LEU ASP SER LEU LYS LEU GLU HIS HIS HIS HIS SEQRES 1 E 76 MSE LYS LYS PHE GLU ALA PRO GLU ILE GLY TYR THR PRO SEQRES 2 E 76 ALA ASN LEU LYS ALA LEU ARG LYS GLN PHE GLY LEU THR SEQRES 3 E 76 GLN ALA GLN VAL ALA GLU ILE THR GLY THR LYS THR GLY SEQRES 4 E 76 TYR SER VAL ARG ARG TRP GLU ALA ALA ILE ASP ALA LYS SEQRES 5 E 76 ASN ARG ALA ASP MSE PRO LEU VAL LYS TRP GLN LYS LEU SEQRES 6 E 76 LEU ASP SER LEU LYS LEU GLU HIS HIS HIS HIS SEQRES 1 F 76 MSE LYS LYS PHE GLU ALA PRO GLU ILE GLY TYR THR PRO SEQRES 2 F 76 ALA ASN LEU LYS ALA LEU ARG LYS GLN PHE GLY LEU THR SEQRES 3 F 76 GLN ALA GLN VAL ALA GLU ILE THR GLY THR LYS THR GLY SEQRES 4 F 76 TYR SER VAL ARG ARG TRP GLU ALA ALA ILE ASP ALA LYS SEQRES 5 F 76 ASN ARG ALA ASP MSE PRO LEU VAL LYS TRP GLN LYS LEU SEQRES 6 F 76 LEU ASP SER LEU LYS LEU GLU HIS HIS HIS HIS HET MSE A 57 8 HET MSE B 57 8 HET MSE C 57 8 HET MSE D 57 8 HET MSE E 57 8 HET MSE F 57 8 HETNAM MSE SELENOMETHIONINE FORMUL 1 MSE 6(C5 H11 N O2 SE) FORMUL 7 HOH *131(H2 O) HELIX 1 AA1 THR A 12 GLY A 24 1 13 HELIX 2 AA2 THR A 26 THR A 34 1 9 HELIX 3 AA3 THR A 38 ALA A 47 1 10 HELIX 4 AA4 PRO A 58 LEU A 69 1 12 HELIX 5 AA5 THR B 12 GLY B 24 1 13 HELIX 6 AA6 THR B 26 THR B 34 1 9 HELIX 7 AA7 THR B 38 ALA B 47 1 10 HELIX 8 AA8 PRO B 58 LEU B 69 1 12 HELIX 9 AA9 THR C 12 GLY C 24 1 13 HELIX 10 AB1 THR C 26 THR C 34 1 9 HELIX 11 AB2 THR C 38 ALA C 47 1 10 HELIX 12 AB3 PRO C 58 LEU C 69 1 12 HELIX 13 AB4 LYS C 70 HIS C 75 5 6 HELIX 14 AB5 THR D 12 GLY D 24 1 13 HELIX 15 AB6 THR D 26 THR D 34 1 9 HELIX 16 AB7 THR D 38 ALA D 47 1 10 HELIX 17 AB8 PRO D 58 LYS D 70 1 13 HELIX 18 AB9 THR E 12 GLY E 24 1 13 HELIX 19 AC1 THR E 26 THR E 34 1 9 HELIX 20 AC2 GLY E 39 ALA E 47 1 9 HELIX 21 AC3 PRO E 58 LEU E 69 1 12 HELIX 22 AC4 THR F 12 GLY F 24 1 13 HELIX 23 AC5 THR F 26 THR F 34 1 9 HELIX 24 AC6 THR F 38 ALA F 47 1 10 HELIX 25 AC7 PRO F 58 LYS F 70 1 13 SHEET 1 AA1 2 ASN A 53 ALA A 55 0 SHEET 2 AA1 2 ASN F 53 ALA F 55 -1 O ARG F 54 N ARG A 54 LINK C ASP A 56 N MSE A 57 1555 1555 1.32 LINK C MSE A 57 N PRO A 58 1555 1555 1.34 LINK C ASP B 56 N MSE B 57 1555 1555 1.32 LINK C MSE B 57 N PRO B 58 1555 1555 1.33 LINK C ASP C 56 N MSE C 57 1555 1555 1.32 LINK C MSE C 57 N PRO C 58 1555 1555 1.33 LINK C ASP D 56 N MSE D 57 1555 1555 1.32 LINK C MSE D 57 N PRO D 58 1555 1555 1.34 LINK C ASP E 56 N MSE E 57 1555 1555 1.32 LINK C MSE E 57 N PRO E 58 1555 1555 1.34 LINK C ASP F 56 N MSE F 57 1555 1555 1.33 LINK C MSE F 57 N PRO F 58 1555 1555 1.34 CRYST1 40.670 87.800 132.100 90.00 90.00 90.00 P 21 21 21 24 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 0.024588 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011390 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007570 0.00000 CONECT 417 423 CONECT 423 417 424 CONECT 424 423 425 427 CONECT 425 424 426 431 CONECT 426 425 CONECT 427 424 428 CONECT 428 427 429 CONECT 429 428 430 CONECT 430 429 CONECT 431 425 CONECT 995 1001 CONECT 1001 995 1002 CONECT 1002 1001 1003 1005 CONECT 1003 1002 1004 1009 CONECT 1004 1003 CONECT 1005 1002 1006 CONECT 1006 1005 1007 CONECT 1007 1006 1008 CONECT 1008 1007 CONECT 1009 1003 CONECT 1545 1551 CONECT 1551 1545 1552 CONECT 1552 1551 1553 1555 CONECT 1553 1552 1554 1559 CONECT 1554 1553 CONECT 1555 1552 1556 CONECT 1556 1555 1557 CONECT 1557 1556 1558 CONECT 1558 1557 CONECT 1559 1553 CONECT 2143 2149 CONECT 2149 2143 2150 CONECT 2150 2149 2151 2153 CONECT 2151 2150 2152 2157 CONECT 2152 2151 CONECT 2153 2150 2154 CONECT 2154 2153 2155 CONECT 2155 2154 2156 CONECT 2156 2155 CONECT 2157 2151 CONECT 2680 2686 CONECT 2686 2680 2687 CONECT 2687 2686 2688 2690 CONECT 2688 2687 2689 2694 CONECT 2689 2688 CONECT 2690 2687 2691 CONECT 2691 2690 2692 CONECT 2692 2691 2693 CONECT 2693 2692 CONECT 2694 2688 CONECT 3221 3227 CONECT 3227 3221 3228 CONECT 3228 3227 3229 3231 CONECT 3229 3228 3230 3235 CONECT 3230 3229 CONECT 3231 3228 3232 CONECT 3232 3231 3233 CONECT 3233 3232 3234 CONECT 3234 3233 CONECT 3235 3229 MASTER 289 0 6 25 2 0 0 6 3470 6 60 36 END