HEADER DNA BINDING PROTEIN 02-APR-19 6JQY TITLE CRYSTAL STRUCTURE OF N-TERMINAL DOMAIN OF VAPB46 ANTITOXIN FROM TITLE 2 MYCOBACTERIUM TUBERCULOSIS COMPND MOL_ID: 1; COMPND 2 MOLECULE: ANTITOXIN VAPB46; COMPND 3 CHAIN: A, B, C, D; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MYCOBACTERIUM TUBERCULOSIS (STRAIN CDC 1551 / SOURCE 3 OSHKOSH); SOURCE 4 ORGANISM_TAXID: 83331; SOURCE 5 STRAIN: CDC 1551 / OSHKOSH; SOURCE 6 GENE: VAPB46, MT3493; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 9 EXPRESSION_SYSTEM_STRAIN: M15(PREP4); SOURCE 10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 11 EXPRESSION_SYSTEM_PLASMID: PQE30 KEYWDS PHD/YEFM FOLD, DNA BINDING, VIRULENCE ASSOCIATED PROTEIN, ANTITOXIN, KEYWDS 2 DNA BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR M.ROY,B.K.SINGH,S.BHATTACHARYYA,A.K.DAS REVDAT 2 22-NOV-23 6JQY 1 REMARK REVDAT 1 08-APR-20 6JQY 0 JRNL AUTH M.ROY,B.K.SINGH,S.BHATTACHARYYA,A.K.DAS JRNL TITL CRYSTAL STRUCTURE OF N-TERMINAL DOMAIN OF VAPB46 ANTITOXIN JRNL TITL 2 FROM MYCOBACTERIUM TUBERCULOSIS JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.64 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (1.11.1_2575: ???) 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.64 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 21.25 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 3 NUMBER OF REFLECTIONS : 17617 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.197 REMARK 3 R VALUE (WORKING SET) : 0.195 REMARK 3 FREE R VALUE : 0.232 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.110 REMARK 3 FREE R VALUE TEST SET COUNT : 901 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 21.2547 - 2.9827 0.99 2843 159 0.1797 0.2185 REMARK 3 2 2.9827 - 2.3685 1.00 2829 121 0.2070 0.2243 REMARK 3 3 2.3685 - 2.0694 1.00 2796 171 0.1862 0.2216 REMARK 3 4 2.0694 - 1.8803 1.00 2812 156 0.1891 0.2362 REMARK 3 5 1.8803 - 1.7456 1.00 2792 142 0.2319 0.3257 REMARK 3 6 1.7456 - 1.6427 0.95 2644 152 0.2739 0.2973 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL 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) : 0.180 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 28.390 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 : 0.009 1305 REMARK 3 ANGLE : 1.225 1770 REMARK 3 CHIRALITY : 0.065 225 REMARK 3 PLANARITY : 0.008 233 REMARK 3 DIHEDRAL : 10.754 906 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 4 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: (CHAIN A AND RESSEQ 11:54) REMARK 3 ORIGIN FOR THE GROUP (A): -9.4974 -1.8488 15.5443 REMARK 3 T TENSOR REMARK 3 T11: 0.2290 T22: 0.1290 REMARK 3 T33: 0.1716 T12: -0.0158 REMARK 3 T13: -0.0397 T23: -0.0139 REMARK 3 L TENSOR REMARK 3 L11: 2.2776 L22: 4.5957 REMARK 3 L33: 5.1595 L12: -0.9024 REMARK 3 L13: 0.0833 L23: -0.2855 REMARK 3 S TENSOR REMARK 3 S11: 0.1010 S12: -0.1772 S13: -0.2017 REMARK 3 S21: 0.3808 S22: -0.0833 S23: 0.0282 REMARK 3 S31: 0.0620 S32: -0.0064 S33: 0.0187 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: (CHAIN B AND RESSEQ 12:54) REMARK 3 ORIGIN FOR THE GROUP (A): -2.1349 6.4721 15.4475 REMARK 3 T TENSOR REMARK 3 T11: 0.2148 T22: 0.2278 REMARK 3 T33: 0.1654 T12: -0.0160 REMARK 3 T13: -0.0596 T23: -0.0284 REMARK 3 L TENSOR REMARK 3 L11: 1.7830 L22: 2.8695 REMARK 3 L33: 5.1029 L12: 0.5258 REMARK 3 L13: 0.1413 L23: 0.5833 REMARK 3 S TENSOR REMARK 3 S11: -0.0637 S12: 0.0828 S13: -0.1077 REMARK 3 S21: 0.1199 S22: 0.1551 S23: -0.3557 REMARK 3 S31: -0.3701 S32: 0.7383 S33: -0.0325 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: (CHAIN C AND RESSEQ 11:54) REMARK 3 ORIGIN FOR THE GROUP (A): -11.6439 6.3178 -3.7265 REMARK 3 T TENSOR REMARK 3 T11: 0.2169 T22: 0.2529 REMARK 3 T33: 0.1416 T12: -0.0471 REMARK 3 T13: -0.0041 T23: 0.0062 REMARK 3 L TENSOR REMARK 3 L11: 3.0317 L22: 3.5161 REMARK 3 L33: 2.0138 L12: 0.3743 REMARK 3 L13: 1.6215 L23: 0.0819 REMARK 3 S TENSOR REMARK 3 S11: -0.0296 S12: 0.6057 S13: -0.0300 REMARK 3 S21: -0.4056 S22: 0.1581 S23: -0.1195 REMARK 3 S31: -0.0704 S32: 0.5164 S33: 0.0266 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: (CHAIN D AND RESSEQ 11:53) REMARK 3 ORIGIN FOR THE GROUP (A): -16.7630 14.6266 1.8250 REMARK 3 T TENSOR REMARK 3 T11: 0.1784 T22: 0.1053 REMARK 3 T33: 0.1464 T12: 0.0008 REMARK 3 T13: -0.0377 T23: -0.0232 REMARK 3 L TENSOR REMARK 3 L11: 3.4099 L22: 3.5232 REMARK 3 L33: 3.3883 L12: -0.7842 REMARK 3 L13: 1.0091 L23: -1.4749 REMARK 3 S TENSOR REMARK 3 S11: -0.0128 S12: -0.0231 S13: -0.0046 REMARK 3 S21: 0.0602 S22: -0.0119 S23: 0.1966 REMARK 3 S31: -0.2769 S32: -0.0290 S33: 0.0606 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 6JQY COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 09-APR-19. REMARK 100 THE DEPOSITION ID IS D_1300011590. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 28-SEP-18 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : RRCAT INDUS-2 REMARK 200 BEAMLINE : PX-BL21 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97949 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 17661 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.643 REMARK 200 RESOLUTION RANGE LOW (A) : 38.267 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 200 DATA REDUNDANCY : 4.100 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.04500 REMARK 200 FOR THE DATA SET : 18.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.64 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.73 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.1 REMARK 200 DATA REDUNDANCY IN SHELL : 3.70 REMARK 200 R MERGE FOR SHELL (I) : 0.60800 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: 4ZLX REMARK 200 REMARK 200 REMARK: DAGGER SHAPED REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 35.50 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.91 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M SODIUM ACETATE TRIHYDRATE PH 4.6, REMARK 280 2M NACL, 0.1M NABR, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 25.27400 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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: 1690 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 5300 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -13.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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: 1740 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 5390 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -13.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D 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 THR B 11 REMARK 465 GLN D 54 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 ARG A 42 CG CD NE CZ NH1 NH2 REMARK 470 GLN A 54 CG CD OE1 NE2 REMARK 470 MET B 12 CG SD CE REMARK 470 ARG B 21 CG CD NE CZ NH1 NH2 REMARK 470 ARG B 44 CG CD NE CZ NH1 NH2 REMARK 470 GLN B 54 CG CD OE1 NE2 REMARK 470 THR C 11 OG1 CG2 REMARK 470 ARG C 18 CG CD NE CZ NH1 NH2 REMARK 470 ARG C 21 CG CD NE CZ NH1 NH2 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 HOH C 117 O HOH C 121 1.96 REMARK 500 O HOH B 118 O HOH B 119 2.12 REMARK 500 NH1 ARG A 30 O HOH A 201 2.16 REMARK 500 REMARK 500 REMARK: NULL 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 ARG D 42 CD - NE - CZ ANGL. DEV. = 10.3 DEGREES REMARK 500 ARG D 42 NE - CZ - NH1 ANGL. DEV. = -4.8 DEGREES REMARK 500 ARG D 42 NE - CZ - NH2 ANGL. DEV. = 4.8 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 MET A 12 169.64 177.13 REMARK 500 MET C 12 -62.57 -138.52 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ACT A 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ACT D 101 DBREF 6JQY A 11 54 UNP P9WF12 VPB46_MYCTO 11 54 DBREF 6JQY B 11 54 UNP P9WF12 VPB46_MYCTO 11 54 DBREF 6JQY C 11 54 UNP P9WF12 VPB46_MYCTO 11 54 DBREF 6JQY D 11 54 UNP P9WF12 VPB46_MYCTO 11 54 SEQADV 6JQY GLN A 23 UNP P9WF12 ARG 23 ENGINEERED MUTATION SEQADV 6JQY GLN B 23 UNP P9WF12 ARG 23 ENGINEERED MUTATION SEQADV 6JQY GLN C 23 UNP P9WF12 ARG 23 ENGINEERED MUTATION SEQADV 6JQY GLN D 23 UNP P9WF12 ARG 23 ENGINEERED MUTATION SEQRES 1 A 44 THR MET THR SER VAL GLY VAL ARG ALA LEU ARG GLN GLN SEQRES 2 A 44 ALA SER GLU LEU LEU ARG ARG VAL GLU ALA GLY GLU THR SEQRES 3 A 44 ILE GLU ILE THR ASP ARG GLY ARG PRO VAL ALA LEU LEU SEQRES 4 A 44 SER PRO LEU PRO GLN SEQRES 1 B 44 THR MET THR SER VAL GLY VAL ARG ALA LEU ARG GLN GLN SEQRES 2 B 44 ALA SER GLU LEU LEU ARG ARG VAL GLU ALA GLY GLU THR SEQRES 3 B 44 ILE GLU ILE THR ASP ARG GLY ARG PRO VAL ALA LEU LEU SEQRES 4 B 44 SER PRO LEU PRO GLN SEQRES 1 C 44 THR MET THR SER VAL GLY VAL ARG ALA LEU ARG GLN GLN SEQRES 2 C 44 ALA SER GLU LEU LEU ARG ARG VAL GLU ALA GLY GLU THR SEQRES 3 C 44 ILE GLU ILE THR ASP ARG GLY ARG PRO VAL ALA LEU LEU SEQRES 4 C 44 SER PRO LEU PRO GLN SEQRES 1 D 44 THR MET THR SER VAL GLY VAL ARG ALA LEU ARG GLN GLN SEQRES 2 D 44 ALA SER GLU LEU LEU ARG ARG VAL GLU ALA GLY GLU THR SEQRES 3 D 44 ILE GLU ILE THR ASP ARG GLY ARG PRO VAL ALA LEU LEU SEQRES 4 D 44 SER PRO LEU PRO GLN HET ACT A 101 4 HET ACT D 101 4 HETNAM ACT ACETATE ION FORMUL 5 ACT 2(C2 H3 O2 1-) FORMUL 7 HOH *103(H2 O) HELIX 1 AA1 VAL A 17 GLN A 23 1 7 HELIX 2 AA2 GLN A 23 ALA A 33 1 11 HELIX 3 AA3 VAL B 17 ALA B 33 1 17 HELIX 4 AA4 VAL C 17 ALA C 33 1 17 HELIX 5 AA5 VAL D 17 GLN D 23 1 7 HELIX 6 AA6 GLN D 23 ALA D 33 1 11 SHEET 1 AA1 6 THR A 13 GLY A 16 0 SHEET 2 AA1 6 ILE A 37 ASP A 41 1 O GLU A 38 N THR A 13 SHEET 3 AA1 6 ARG A 44 PRO A 51 -1 O LEU A 49 N ILE A 37 SHEET 4 AA1 6 ARG B 44 PRO B 51 -1 O SER B 50 N LEU A 48 SHEET 5 AA1 6 ILE B 37 ASP B 41 -1 N ILE B 39 O VAL B 46 SHEET 6 AA1 6 SER B 14 GLY B 16 1 N VAL B 15 O GLU B 38 SHEET 1 AA2 6 SER C 14 GLY C 16 0 SHEET 2 AA2 6 ILE C 37 ASP C 41 1 O GLU C 38 N VAL C 15 SHEET 3 AA2 6 ARG C 44 PRO C 51 -1 O VAL C 46 N ILE C 39 SHEET 4 AA2 6 ARG D 44 PRO D 51 -1 O LEU D 48 N SER C 50 SHEET 5 AA2 6 ILE D 37 ASP D 41 -1 N ILE D 37 O LEU D 49 SHEET 6 AA2 6 SER D 14 GLY D 16 1 N VAL D 15 O GLU D 38 SITE 1 AC1 4 ARG A 18 ALA A 19 GLN A 22 HOH A 202 SITE 1 AC2 3 ARG D 18 ALA D 19 GLN D 22 CRYST1 38.043 50.548 42.623 90.00 116.13 90.00 P 1 21 1 8 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 0.026286 0.000000 0.012893 0.00000 SCALE2 0.000000 0.019783 0.000000 0.00000 SCALE3 0.000000 0.000000 0.026132 0.00000