HEADER SIGNALING PROTEIN 10-MAY-12 4F44 TITLE NEUROTROPHIN P75NTR INTRACELLULAR DOMAIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: TUMOR NECROSIS FACTOR RECEPTOR SUPERFAMILY MEMBER 16; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: DEATH DOMAIN; COMPND 5 SYNONYM: GP80-LNGFR, LOW AFFINITY NEUROTROPHIN RECEPTOR P75NTR, LOW- COMPND 6 AFFINITY NERVE GROWTH FACTOR RECEPTOR, NGF RECEPTOR, P75 ICD; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: BROWN RAT,RAT,RATS; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: NGFR, NM_012610, TNFRSF16; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS DEATH DOMAIN, SIGNALING TRANDUCTION, SIGNALING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR Q.QU,T.JIANG REVDAT 3 08-NOV-23 4F44 1 REMARK SEQADV REVDAT 2 22-MAY-13 4F44 1 REMARK REVDAT 1 15-MAY-13 4F44 0 JRNL AUTH Q.QU,T.JIANG JRNL TITL STRUCTURAL INSIGHTS INTO THE ALLOSTERIC ACTIVATION MECHANISM JRNL TITL 2 OF P75NTR JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0109 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.56 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 8699 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) : 0.230 REMARK 3 R VALUE (WORKING SET) : 0.228 REMARK 3 FREE R VALUE : 0.280 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 436 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.40 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.46 REMARK 3 REFLECTION IN BIN (WORKING SET) : 623 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 BIN R VALUE (WORKING SET) : 0.3100 REMARK 3 BIN FREE R VALUE SET COUNT : 36 REMARK 3 BIN FREE R VALUE : 0.3280 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1298 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 26 REMARK 3 SOLVENT ATOMS : 53 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 38.64 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.01000 REMARK 3 B22 (A**2) : 0.01000 REMARK 3 B33 (A**2) : -0.01000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.365 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.272 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): NULL REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.931 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.908 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1349 ; 0.010 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1834 ; 1.111 ; 1.986 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 164 ; 5.172 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 62 ;34.000 ;23.548 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 222 ;14.893 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 12 ;21.593 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 206 ; 0.076 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1032 ; 0.006 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 826 ; 0.845 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1316 ; 1.652 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 523 ; 2.370 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 518 ; 4.165 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : 1 REMARK 3 REMARK 3 NCS GROUP NUMBER : 1 REMARK 3 CHAIN NAMES : A B REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 A 3 A 85 4 REMARK 3 1 B 3 B 85 4 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 MEDIUM POSITIONAL 1 A (A): 649 ; 0.32 ; 0.50 REMARK 3 MEDIUM THERMAL 1 A (A**2): 649 ; 0.28 ; 2.00 REMARK 3 REMARK 3 TWIN DETAILS REMARK 3 NUMBER OF TWIN DOMAINS : 2 REMARK 3 TWIN DOMAIN : 1 REMARK 3 TWIN OPERATOR : H,K,L REMARK 3 TWIN FRACTION : 0.5011 REMARK 3 TWIN DOMAIN : 2 REMARK 3 TWIN OPERATOR : K,H,-L REMARK 3 TWIN FRACTION : 0.4989 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 4F44 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 23-MAY-12. REMARK 100 THE DEPOSITION ID IS D_1000072430. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 09-OCT-11 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRF REMARK 200 BEAMLINE : BL17U REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RIGAKU SATURN 70 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8699 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 84.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.49 REMARK 200 COMPLETENESS FOR SHELL (%) : 84.0 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: 1NGR REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.72 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.84 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M BIS-TRIS PROPANE, 1.4M SODIUM REMARK 280 MALONATE, PH 7.0, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 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 48.99067 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 24.49533 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: 1410 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 9430 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -9.0 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 MET A 1 REMARK 465 GLY A 2 REMARK 465 GLU A 86 REMARK 465 LEU A 87 REMARK 465 GLU A 88 REMARK 465 HIS A 89 REMARK 465 HIS A 90 REMARK 465 HIS A 91 REMARK 465 HIS A 92 REMARK 465 HIS A 93 REMARK 465 HIS A 94 REMARK 465 MET B 1 REMARK 465 GLY B 2 REMARK 465 GLU B 86 REMARK 465 LEU B 87 REMARK 465 GLU B 88 REMARK 465 HIS B 89 REMARK 465 HIS B 90 REMARK 465 HIS B 91 REMARK 465 HIS B 92 REMARK 465 HIS B 93 REMARK 465 HIS B 94 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 THR A 43 1.81 -68.54 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 MNB A 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MNB B 101 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4F42 RELATED DB: PDB DBREF 4F44 A 2 86 UNP P07174 TNR16_RAT 334 418 DBREF 4F44 B 2 86 UNP P07174 TNR16_RAT 334 418 SEQADV 4F44 MET A 1 UNP P07174 EXPRESSION TAG SEQADV 4F44 LEU A 87 UNP P07174 EXPRESSION TAG SEQADV 4F44 GLU A 88 UNP P07174 EXPRESSION TAG SEQADV 4F44 HIS A 89 UNP P07174 EXPRESSION TAG SEQADV 4F44 HIS A 90 UNP P07174 EXPRESSION TAG SEQADV 4F44 HIS A 91 UNP P07174 EXPRESSION TAG SEQADV 4F44 HIS A 92 UNP P07174 EXPRESSION TAG SEQADV 4F44 HIS A 93 UNP P07174 EXPRESSION TAG SEQADV 4F44 HIS A 94 UNP P07174 EXPRESSION TAG SEQADV 4F44 MET B 1 UNP P07174 EXPRESSION TAG SEQADV 4F44 LEU B 87 UNP P07174 EXPRESSION TAG SEQADV 4F44 GLU B 88 UNP P07174 EXPRESSION TAG SEQADV 4F44 HIS B 89 UNP P07174 EXPRESSION TAG SEQADV 4F44 HIS B 90 UNP P07174 EXPRESSION TAG SEQADV 4F44 HIS B 91 UNP P07174 EXPRESSION TAG SEQADV 4F44 HIS B 92 UNP P07174 EXPRESSION TAG SEQADV 4F44 HIS B 93 UNP P07174 EXPRESSION TAG SEQADV 4F44 HIS B 94 UNP P07174 EXPRESSION TAG SEQRES 1 A 94 MET GLY ASN LEU TYR SER SER LEU PRO LEU THR LYS ARG SEQRES 2 A 94 GLU GLU VAL GLU LYS LEU LEU ASN GLY ASP THR TRP ARG SEQRES 3 A 94 HIS LEU ALA GLY GLU LEU GLY TYR GLN PRO GLU HIS ILE SEQRES 4 A 94 ASP SER PHE THR HIS GLU ALA CYS PRO VAL ARG ALA LEU SEQRES 5 A 94 LEU ALA SER TRP GLY ALA GLN ASP SER ALA THR LEU ASP SEQRES 6 A 94 ALA LEU LEU ALA ALA LEU ARG ARG ILE GLN ARG ALA ASP SEQRES 7 A 94 ILE VAL GLU SER LEU CYS SER GLU LEU GLU HIS HIS HIS SEQRES 8 A 94 HIS HIS HIS SEQRES 1 B 94 MET GLY ASN LEU TYR SER SER LEU PRO LEU THR LYS ARG SEQRES 2 B 94 GLU GLU VAL GLU LYS LEU LEU ASN GLY ASP THR TRP ARG SEQRES 3 B 94 HIS LEU ALA GLY GLU LEU GLY TYR GLN PRO GLU HIS ILE SEQRES 4 B 94 ASP SER PHE THR HIS GLU ALA CYS PRO VAL ARG ALA LEU SEQRES 5 B 94 LEU ALA SER TRP GLY ALA GLN ASP SER ALA THR LEU ASP SEQRES 6 B 94 ALA LEU LEU ALA ALA LEU ARG ARG ILE GLN ARG ALA ASP SEQRES 7 B 94 ILE VAL GLU SER LEU CYS SER GLU LEU GLU HIS HIS HIS SEQRES 8 B 94 HIS HIS HIS HET MNB A 101 13 HET MNB B 101 13 HETNAM MNB 5-MERCAPTO-2-NITRO-BENZOIC ACID FORMUL 3 MNB 2(C7 H5 N O4 S) FORMUL 5 HOH *53(H2 O) HELIX 1 1 PRO A 9 LEU A 20 1 12 HELIX 2 2 ASP A 23 LEU A 32 1 10 HELIX 3 3 GLN A 35 THR A 43 1 9 HELIX 4 4 CYS A 47 GLY A 57 1 11 HELIX 5 5 THR A 63 ILE A 74 1 12 HELIX 6 6 ARG A 76 SER A 85 1 10 HELIX 7 7 PRO B 9 LEU B 20 1 12 HELIX 8 8 ASP B 23 LEU B 32 1 10 HELIX 9 9 GLN B 35 THR B 43 1 9 HELIX 10 10 CYS B 47 GLY B 57 1 11 HELIX 11 11 THR B 63 ILE B 74 1 12 HELIX 12 12 ARG B 76 SER B 85 1 10 SSBOND 1 CYS A 47 CYS B 47 1555 1555 2.02 SITE 1 AC1 6 LEU A 8 LYS A 12 LEU A 64 LEU A 83 SITE 2 AC1 6 CYS A 84 GLU B 37 SITE 1 AC2 6 GLU A 37 LEU B 8 LYS B 12 LEU B 64 SITE 2 AC2 6 LEU B 83 CYS B 84 CRYST1 53.372 53.372 73.486 90.00 90.00 120.00 P 32 6 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 0.018736 0.010817 0.000000 0.00000 SCALE2 0.000000 0.021635 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013608 0.00000