HEADER TRANSCRIPTION 01-MAY-15 4ZLX TITLE N-TERMINAL DNA BINDING DOMAIN OF THE ANTITOXIN PHD FROM PHAGE P1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: ANTITOXIN PHD; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: UNP RESIDUES 1-45; COMPND 5 SYNONYM: ADDICTION PROTEIN PDH,PREVENT HOST DEATH PROTEIN; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ENTEROBACTERIA PHAGE P1; SOURCE 3 ORGANISM_TAXID: 10678; SOURCE 4 GENE: PHD; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS TRANSCRIPTION FACTOR, TOXIN-ANTITOXIN, DNA BINDING, INTRINSIC KEYWDS 2 DISORDER, CONDITIONAL COOPERATIVITY, TRANSCRIPTION EXPDTA X-RAY DIFFRACTION AUTHOR A.GARCIA-PINO,R.LORIS REVDAT 5 10-JAN-24 4ZLX 1 REMARK REVDAT 4 29-JUN-16 4ZLX 1 JRNL REVDAT 3 18-MAY-16 4ZLX 1 JRNL REVDAT 2 04-MAY-16 4ZLX 1 JRNL REVDAT 1 20-APR-16 4ZLX 0 JRNL AUTH A.GARCIA-PINO,S.DE GIETER,A.TALAVERA,H.DE GREVE,R.G.EFREMOV, JRNL AUTH 2 R.LORIS JRNL TITL AN INTRINSICALLY DISORDERED ENTROPIC SWITCH DETERMINES JRNL TITL 2 ALLOSTERY IN PHD-DOC REGULATION. JRNL REF NAT.CHEM.BIOL. V. 12 490 2016 JRNL REFN ESSN 1552-4469 JRNL PMID 27159580 JRNL DOI 10.1038/NCHEMBIO.2078 REMARK 2 REMARK 2 RESOLUTION. 2.31 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : BUSTER 2.10.0 REMARK 3 AUTHORS : BRICOGNE,BLANC,BRANDL,FLENSBURG,KELLER, REMARK 3 : PACIOREK,ROVERSI,SHARFF,SMART,VONRHEIN, REMARK 3 : WOMACK,MATTHEWS,TEN EYCK,TRONRUD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.31 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.86 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.5 REMARK 3 NUMBER OF REFLECTIONS : 4497 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.182 REMARK 3 R VALUE (WORKING SET) : 0.179 REMARK 3 FREE R VALUE : 0.245 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 211 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 5 REMARK 3 BIN RESOLUTION RANGE HIGH (ANGSTROMS) : 2.31 REMARK 3 BIN RESOLUTION RANGE LOW (ANGSTROMS) : 2.58 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 97.53 REMARK 3 REFLECTIONS IN BIN (WORKING + TEST SET) : 1232 REMARK 3 BIN R VALUE (WORKING + TEST SET) : 0.1746 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1165 REMARK 3 BIN R VALUE (WORKING SET) : 0.1702 REMARK 3 BIN FREE R VALUE : 0.2518 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.44 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 67 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 715 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 20 REMARK 3 SOLVENT ATOMS : 55 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 30.14 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 32.74 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.74230 REMARK 3 B22 (A**2) : -0.74230 REMARK 3 B33 (A**2) : 1.48450 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.302 REMARK 3 DPI (BLOW EQ-10) BASED ON R VALUE (A) : 0.338 REMARK 3 DPI (BLOW EQ-9) BASED ON FREE R VALUE (A) : 0.240 REMARK 3 DPI (CRUICKSHANK) BASED ON R VALUE (A) : 0.329 REMARK 3 DPI (CRUICKSHANK) BASED ON FREE R VALUE (A) : 0.241 REMARK 3 REMARK 3 REFERENCES: BLOW, D. (2002) ACTA CRYST D58, 792-797 REMARK 3 CRUICKSHANK, D.W.J. (1999) ACTA CRYST D55, 583-601 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.934 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.897 REMARK 3 REMARK 3 NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15 REMARK 3 TERM COUNT WEIGHT FUNCTION. REMARK 3 BOND LENGTHS : 753 ; 2.000 ; HARMONIC REMARK 3 BOND ANGLES : 1013 ; 2.000 ; HARMONIC REMARK 3 TORSION ANGLES : 265 ; 2.000 ; SINUSOIDAL REMARK 3 TRIGONAL CARBON PLANES : 23 ; 2.000 ; HARMONIC REMARK 3 GENERAL PLANES : 111 ; 5.000 ; HARMONIC REMARK 3 ISOTROPIC THERMAL FACTORS : 753 ; 20.000 ; HARMONIC REMARK 3 BAD NON-BONDED CONTACTS : NULL ; NULL ; NULL REMARK 3 IMPROPER TORSIONS : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES : NULL ; NULL ; NULL REMARK 3 CHIRAL IMPROPER TORSION : 100 ; 5.000 ; SEMIHARMONIC REMARK 3 SUM OF OCCUPANCIES : NULL ; NULL ; NULL REMARK 3 UTILITY DISTANCES : NULL ; NULL ; NULL REMARK 3 UTILITY ANGLES : NULL ; NULL ; NULL REMARK 3 UTILITY TORSION : NULL ; NULL ; NULL REMARK 3 IDEAL-DIST CONTACT TERM : 935 ; 4.000 ; SEMIHARMONIC REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.19 REMARK 3 PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 3.20 REMARK 3 OTHER TORSION ANGLES (DEGREES) : 20.27 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 2 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: { A|* } REMARK 3 ORIGIN FOR THE GROUP (A): -20.8251 -2.4148 10.8436 REMARK 3 T TENSOR REMARK 3 T11: -0.0743 T22: -0.1664 REMARK 3 T33: 0.0345 T12: 0.0516 REMARK 3 T13: 0.1191 T23: 0.0411 REMARK 3 L TENSOR REMARK 3 L11: 5.8749 L22: 3.2026 REMARK 3 L33: 4.9776 L12: 0.0272 REMARK 3 L13: -2.9685 L23: -1.4573 REMARK 3 S TENSOR REMARK 3 S11: -0.3740 S12: -0.3316 S13: -0.7485 REMARK 3 S21: 0.0600 S22: -0.2377 S23: -0.1436 REMARK 3 S31: 0.5428 S32: -0.0341 S33: 0.6116 REMARK 3 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: { B|* } REMARK 3 ORIGIN FOR THE GROUP (A): -19.8115 2.8559 4.3883 REMARK 3 T TENSOR REMARK 3 T11: 0.0169 T22: -0.0827 REMARK 3 T33: 0.0174 T12: 0.0079 REMARK 3 T13: 0.0252 T23: -0.0219 REMARK 3 L TENSOR REMARK 3 L11: 6.7195 L22: 1.5547 REMARK 3 L33: 3.7963 L12: 1.2340 REMARK 3 L13: -4.0898 L23: 0.8259 REMARK 3 S TENSOR REMARK 3 S11: -0.3514 S12: 0.6023 S13: -0.4009 REMARK 3 S21: -0.3640 S22: -0.0252 S23: -0.0043 REMARK 3 S31: -0.0308 S32: -0.4310 S33: 0.3766 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 4ZLX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 02-MAY-15. REMARK 100 THE DEPOSITION ID IS D_1000209522. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 19-APR-12 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.0 - 7.0 REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU MICROMAX-007 HF REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RIGAKU SATURN 944+ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 4518 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.310 REMARK 200 RESOLUTION RANGE LOW (A) : 29.900 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.3 REMARK 200 DATA REDUNDANCY : 11.40 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 57.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.31 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.39 REMARK 200 COMPLETENESS FOR SHELL (%) : 86.7 REMARK 200 DATA REDUNDANCY IN SHELL : 8.80 REMARK 200 R MERGE FOR SHELL (I) : 0.13000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 17.90 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: 3HS2 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.07 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.16 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 200 MM LITHIUM SULFATE MONOHYDRATE, REMARK 280 20% W/V PEG3350, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 33.39333 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 66.78667 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 50.09000 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 83.48333 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 16.69667 REMARK 290 REMARK 290 REMARK: NULL 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3260 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 5070 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -15.0 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 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 HIS A 48 REMARK 465 HIS A 49 REMARK 465 HIS A 50 REMARK 465 HIS A 51 REMARK 465 HIS A 52 REMARK 465 HIS A 53 REMARK 465 HIS B 48 REMARK 465 HIS B 49 REMARK 465 HIS B 50 REMARK 465 HIS B 51 REMARK 465 HIS B 52 REMARK 465 HIS B 53 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 GLN A 2 CD OE1 NE2 REMARK 470 ARG A 7 CD NE CZ NH1 NH2 REMARK 470 ARG A 31 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 46 CG CD OE1 OE2 REMARK 470 ARG B 7 CG CD NE CZ NH1 NH2 REMARK 470 ARG B 31 CD NE CZ NH1 NH2 REMARK 470 GLU B 46 CG CD OE1 OE2 REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 ARG B 10 CZ REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ACT B 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ACT B 102 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ACT B 103 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ACT B 104 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ACT B 105 DBREF 4ZLX A 1 45 UNP Q06253 PHD_BPP1 1 45 DBREF 4ZLX B 1 45 UNP Q06253 PHD_BPP1 1 45 SEQADV 4ZLX GLU A 46 UNP Q06253 EXPRESSION TAG SEQADV 4ZLX TRP A 47 UNP Q06253 EXPRESSION TAG SEQADV 4ZLX HIS A 48 UNP Q06253 EXPRESSION TAG SEQADV 4ZLX HIS A 49 UNP Q06253 EXPRESSION TAG SEQADV 4ZLX HIS A 50 UNP Q06253 EXPRESSION TAG SEQADV 4ZLX HIS A 51 UNP Q06253 EXPRESSION TAG SEQADV 4ZLX HIS A 52 UNP Q06253 EXPRESSION TAG SEQADV 4ZLX HIS A 53 UNP Q06253 EXPRESSION TAG SEQADV 4ZLX GLU B 46 UNP Q06253 EXPRESSION TAG SEQADV 4ZLX TRP B 47 UNP Q06253 EXPRESSION TAG SEQADV 4ZLX HIS B 48 UNP Q06253 EXPRESSION TAG SEQADV 4ZLX HIS B 49 UNP Q06253 EXPRESSION TAG SEQADV 4ZLX HIS B 50 UNP Q06253 EXPRESSION TAG SEQADV 4ZLX HIS B 51 UNP Q06253 EXPRESSION TAG SEQADV 4ZLX HIS B 52 UNP Q06253 EXPRESSION TAG SEQADV 4ZLX HIS B 53 UNP Q06253 EXPRESSION TAG SEQRES 1 A 53 MET GLN SER ILE ASN PHE ARG THR ALA ARG GLY ASN LEU SEQRES 2 A 53 SER GLU VAL LEU ASN ASN VAL GLU ALA GLY GLU GLU VAL SEQRES 3 A 53 GLU ILE THR ARG ARG GLY ARG GLU PRO ALA VAL ILE VAL SEQRES 4 A 53 SER LYS ALA THR PHE GLU GLU TRP HIS HIS HIS HIS HIS SEQRES 5 A 53 HIS SEQRES 1 B 53 MET GLN SER ILE ASN PHE ARG THR ALA ARG GLY ASN LEU SEQRES 2 B 53 SER GLU VAL LEU ASN ASN VAL GLU ALA GLY GLU GLU VAL SEQRES 3 B 53 GLU ILE THR ARG ARG GLY ARG GLU PRO ALA VAL ILE VAL SEQRES 4 B 53 SER LYS ALA THR PHE GLU GLU TRP HIS HIS HIS HIS HIS SEQRES 5 B 53 HIS HET ACT B 101 4 HET ACT B 102 4 HET ACT B 103 4 HET ACT B 104 4 HET ACT B 105 7 HETNAM ACT ACETATE ION FORMUL 3 ACT 5(C2 H3 O2 1-) FORMUL 8 HOH *55(H2 O) HELIX 1 AA1 PHE A 6 ASN A 12 1 7 HELIX 2 AA2 ASN A 12 GLY A 23 1 12 HELIX 3 AA3 LYS A 41 TRP A 47 1 7 HELIX 4 AA4 PHE B 6 ASN B 12 1 7 HELIX 5 AA5 ASN B 12 ALA B 22 1 11 HELIX 6 AA6 LYS B 41 TRP B 47 1 7 SHEET 1 AA1 6 GLN A 2 ASN A 5 0 SHEET 2 AA1 6 VAL A 26 ARG A 30 1 O GLU A 27 N GLN A 2 SHEET 3 AA1 6 ARG A 33 SER A 40 -1 O ALA A 36 N ILE A 28 SHEET 4 AA1 6 ARG B 33 SER B 40 -1 O VAL B 39 N VAL A 37 SHEET 5 AA1 6 VAL B 26 ARG B 30 -1 N VAL B 26 O ILE B 38 SHEET 6 AA1 6 GLN B 2 ASN B 5 1 N ILE B 4 O GLU B 27 SITE 1 AC1 6 ILE A 4 THR A 8 ILE B 4 ASN B 19 SITE 2 AC1 6 VAL B 26 HOH B 202 SITE 1 AC2 4 ARG A 10 GLY B 11 LEU B 13 SER B 14 SITE 1 AC3 5 ARG A 7 ARG A 10 ARG B 7 ASN B 12 SITE 2 AC3 5 HOH B 203 SITE 1 AC4 4 SER B 40 ALA B 42 THR B 43 HOH B 201 SITE 1 AC5 3 GLU B 21 ALA B 22 ARG B 33 CRYST1 42.940 42.940 100.180 90.00 90.00 120.00 P 61 12 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 0.023288 0.013446 0.000000 0.00000 SCALE2 0.000000 0.026891 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009982 0.00000