HEADER TOXIN 15-FEB-16 5I5C TITLE X-RAY CRYSTAL STRUCTURE OF ALLO-THR31-SHK COMPND MOL_ID: 1; COMPND 2 MOLECULE: KAPPA-STICHOTOXIN-SHE3A; COMPND 3 CHAIN: A, B, C; COMPND 4 SYNONYM: KAPPA-SHTX-SHE3A,POTASSIUM CHANNEL TOXIN SHK; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: STICHODACTYLA HELIANTHUS; SOURCE 4 ORGANISM_COMMON: SUN ANEMONE; SOURCE 5 ORGANISM_TAXID: 6123 KEYWDS ALLO-THR31-SHK, TOXIN EXPDTA X-RAY DIFFRACTION AUTHOR B.DANG,T.KUBOTA,K.L.MANDA,R.SHEN,F.BEZANILLA,B.ROUX,S.B.H.KENT REVDAT 4 27-SEP-23 5I5C 1 REMARK REVDAT 3 29-MAR-17 5I5C 1 JRNL REVDAT 2 08-MAR-17 5I5C 1 JRNL REVDAT 1 25-JAN-17 5I5C 0 JRNL AUTH B.DANG,R.SHEN,T.KUBOTA,K.MANDAL,F.BEZANILLA,B.ROUX,S.B.KENT JRNL TITL INVERSION OF THE SIDE-CHAIN STEREOCHEMISTRY OF INDVIDUAL THR JRNL TITL 2 OR ILE RESIDUES IN A PROTEIN MOLECULE: IMPACT ON THE JRNL TITL 3 FOLDING, STABILITY, AND STRUCTURE OF THE SHK TOXIN. JRNL REF ANGEW. CHEM. INT. ED. ENGL. V. 56 3324 2017 JRNL REFN ESSN 1521-3773 JRNL PMID 28194851 JRNL DOI 10.1002/ANIE.201612398 REMARK 2 REMARK 2 RESOLUTION. 1.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0135 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) : 1.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 38.10 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 97.9 REMARK 3 NUMBER OF REFLECTIONS : 24495 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) : 0.130 REMARK 3 R VALUE (WORKING SET) : 0.127 REMARK 3 FREE R VALUE : 0.169 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1312 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) : 1.30 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.33 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1818 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.43 REMARK 3 BIN R VALUE (WORKING SET) : 0.2330 REMARK 3 BIN FREE R VALUE SET COUNT : 112 REMARK 3 BIN FREE R VALUE : 0.2840 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 834 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 28 REMARK 3 SOLVENT ATOMS : 173 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 17.51 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.03000 REMARK 3 B22 (A**2) : 1.51000 REMARK 3 B33 (A**2) : 0.28000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -1.24000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.046 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.048 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.037 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.073 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.980 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.971 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 942 ; 0.031 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1267 ; 2.905 ; 1.989 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 120 ; 6.161 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 31 ;29.605 ;18.387 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 199 ;10.788 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 12 ;13.638 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 137 ; 0.717 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 656 ; 0.014 ; 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): 447 ; 1.867 ; 1.027 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 563 ; 2.082 ; 1.546 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 495 ; 4.506 ; 1.498 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): 1606 ; 5.742 ;11.832 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): 942 ; 7.536 ; 3.000 REMARK 3 SPHERICITY; FREE ATOMS (A**2): 60 ;56.140 ; 5.000 REMARK 3 SPHERICITY; BONDED ATOMS (A**2): 1035 ;21.315 ; 5.000 REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL 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 : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN USED IF PRESENT IN REMARK 3 THE INPUT REMARK 4 REMARK 4 5I5C COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-FEB-16. REMARK 100 THE DEPOSITION ID IS D_1000218314. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 25-MAR-15 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 24-ID-C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.7749 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M-F REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 31126 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.300 REMARK 200 RESOLUTION RANGE LOW (A) : 38.100 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.8 REMARK 200 DATA REDUNDANCY : 3.400 REMARK 200 R MERGE (I) : 0.06100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 9.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.32 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.6 REMARK 200 DATA REDUNDANCY IN SHELL : 3.50 REMARK 200 R MERGE FOR SHELL (I) : 0.65000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.700 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: 4LFQ REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.53 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.22 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M AMMONIUM SULFATE, 0.1 M BIS-TRIS REMARK 280 25% W/V POLYETHYLENE GLYCOL 3,350, PH 6.5, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 292K 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 23.11450 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2680 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 6620 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -66.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, 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 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 241 O HOH C 248 1.39 REMARK 500 O HOH B 235 O HOH B 237 1.44 REMARK 500 O HOH A 244 O HOH B 239 1.58 REMARK 500 O HOH C 234 O HOH C 239 1.61 REMARK 500 O HOH C 204 O HOH C 239 1.70 REMARK 500 O HOH A 228 O HOH B 239 1.82 REMARK 500 O HOH C 230 O HOH C 239 1.84 REMARK 500 O HOH B 201 O HOH B 239 1.85 REMARK 500 O3 SO4 A 102 O HOH A 201 1.99 REMARK 500 O HOH C 222 O HOH C 241 1.99 REMARK 500 O4 SO4 A 103 O HOH A 202 2.04 REMARK 500 O HOH C 222 O HOH C 248 2.09 REMARK 500 O HOH A 241 O HOH A 250 2.17 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH B 244 O HOH B 245 2656 1.81 REMARK 500 O HOH A 201 O HOH B 244 2646 2.15 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 A 1 NE - CZ - NH1 ANGL. DEV. = -3.2 DEGREES REMARK 500 ARG A 1 NE - CZ - NH2 ANGL. DEV. = 4.5 DEGREES REMARK 500 ARG A 24 NE - CZ - NH2 ANGL. DEV. = 6.1 DEGREES REMARK 500 PHE B 15 CB - CG - CD1 ANGL. DEV. = -4.4 DEGREES REMARK 500 ARG C 1 NE - CZ - NH1 ANGL. DEV. = 4.1 DEGREES REMARK 500 ARG C 1 NE - CZ - NH2 ANGL. DEV. = -6.8 DEGREES REMARK 500 TYR C 23 CB - CG - CD1 ANGL. DEV. = -4.3 DEGREES REMARK 500 TYR C 23 CD1 - CE1 - CZ ANGL. DEV. = -5.4 DEGREES REMARK 500 ARG C 24 NE - CZ - NH2 ANGL. DEV. = 5.3 DEGREES REMARK 500 ARG C 29 NE - CZ - NH2 ANGL. DEV. = -3.4 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 SER A 26 -68.49 -129.21 REMARK 500 SER A 26 -67.35 -129.04 REMARK 500 SER B 26 -71.22 -126.85 REMARK 500 SER B 26 -74.39 -125.22 REMARK 500 SER C 26 -77.33 -127.23 REMARK 500 SER C 26 -74.02 -129.06 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 259 DISTANCE = 5.85 ANGSTROMS REMARK 525 HOH A 260 DISTANCE = 6.48 ANGSTROMS REMARK 525 HOH A 261 DISTANCE = 7.47 ANGSTROMS REMARK 525 HOH A 262 DISTANCE = 8.88 ANGSTROMS REMARK 525 HOH A 263 DISTANCE = 11.98 ANGSTROMS REMARK 525 HOH B 254 DISTANCE = 6.58 ANGSTROMS REMARK 525 HOH C 254 DISTANCE = 6.11 ANGSTROMS REMARK 525 HOH C 255 DISTANCE = 7.82 ANGSTROMS REMARK 525 HOH C 256 DISTANCE = 8.17 ANGSTROMS REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 102 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 103 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue LI B 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 C 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GOL C 102 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue LI C 103 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 5I5A RELATED DB: PDB REMARK 900 RELATED ID: 5I5B RELATED DB: PDB DBREF 5I5C A 1 35 UNP P29187 K1A_STIHL 1 35 DBREF 5I5C B 1 35 UNP P29187 K1A_STIHL 1 35 DBREF 5I5C C 1 35 UNP P29187 K1A_STIHL 1 35 SEQRES 1 A 35 ARG SER CYS ILE ASP THR ILE PRO LYS SER ARG CYS THR SEQRES 2 A 35 ALA PHE GLN CYS LYS HIS SER MET LYS TYR ARG LEU SER SEQRES 3 A 35 PHE CYS ARG LYS ALO CYS GLY THR CYS SEQRES 1 B 35 ARG SER CYS ILE ASP THR ILE PRO LYS SER ARG CYS THR SEQRES 2 B 35 ALA PHE GLN CYS LYS HIS SER MET LYS TYR ARG LEU SER SEQRES 3 B 35 PHE CYS ARG LYS ALO CYS GLY THR CYS SEQRES 1 C 35 ARG SER CYS ILE ASP THR ILE PRO LYS SER ARG CYS THR SEQRES 2 C 35 ALA PHE GLN CYS LYS HIS SER MET LYS TYR ARG LEU SER SEQRES 3 C 35 PHE CYS ARG LYS ALO CYS GLY THR CYS MODRES 5I5C ALO A 31 THR MODIFIED RESIDUE MODRES 5I5C ALO B 31 THR MODIFIED RESIDUE MODRES 5I5C ALO C 31 THR MODIFIED RESIDUE HET ALO A 31 7 HET ALO B 31 7 HET ALO C 31 7 HET SO4 A 101 5 HET SO4 A 102 5 HET SO4 A 103 5 HET LI B 101 1 HET SO4 C 101 5 HET GOL C 102 6 HET LI C 103 1 HETNAM ALO ALLO-THREONINE HETNAM SO4 SULFATE ION HETNAM LI LITHIUM ION HETNAM GOL GLYCEROL HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 1 ALO 3(C4 H9 N O3) FORMUL 4 SO4 4(O4 S 2-) FORMUL 7 LI 2(LI 1+) FORMUL 9 GOL C3 H8 O3 FORMUL 11 HOH *173(H2 O) HELIX 1 AA1 PRO A 8 CYS A 12 5 5 HELIX 2 AA2 THR A 13 SER A 20 1 8 HELIX 3 AA3 SER A 20 SER A 26 1 7 HELIX 4 AA4 PRO B 8 CYS B 12 5 5 HELIX 5 AA5 THR B 13 SER B 20 1 8 HELIX 6 AA6 SER B 20 SER B 26 1 7 HELIX 7 AA7 PRO C 8 CYS C 12 5 5 HELIX 8 AA8 THR C 13 SER C 20 1 8 HELIX 9 AA9 SER C 20 SER C 26 1 7 SSBOND 1 CYS A 3 CYS A 35 1555 1555 2.01 SSBOND 2 CYS A 12 CYS A 28 1555 1555 2.06 SSBOND 3 CYS A 17 CYS A 32 1555 1555 2.03 SSBOND 4 CYS B 3 CYS B 35 1555 1555 2.04 SSBOND 5 CYS B 12 CYS B 28 1555 1555 2.06 SSBOND 6 CYS B 17 CYS B 32 1555 1555 2.04 SSBOND 7 CYS C 3 CYS C 35 1555 1555 2.08 SSBOND 8 CYS C 12 CYS C 28 1555 1555 2.03 SSBOND 9 CYS C 17 CYS C 32 1555 1555 2.05 LINK C LYS A 30 N ALO A 31 1555 1555 1.36 LINK C ALO A 31 N CYS A 32 1555 1555 1.39 LINK C LYS B 30 N ALO B 31 1555 1555 1.30 LINK C ALO B 31 N CYS B 32 1555 1555 1.36 LINK C LYS C 30 N ALO C 31 1555 1555 1.35 LINK C ALO C 31 N CYS C 32 1555 1555 1.39 SITE 1 AC1 11 ARG A 1 LYS A 22 SER A 26 HOH A 205 SITE 2 AC1 11 HOH A 222 HOH A 234 HOH B 229 THR C 13 SITE 3 AC1 11 ALA C 14 PHE C 15 HOH C 216 SITE 1 AC2 5 THR A 13 HOH A 201 HOH A 211 HOH A 228 SITE 2 AC2 5 ARG B 1 SITE 1 AC3 5 SER A 20 MET A 21 LYS A 22 HOH A 202 SITE 2 AC3 5 HOH A 239 SITE 1 AC4 5 CYS B 12 THR B 13 GLN B 16 CYS B 17 SITE 2 AC4 5 CYS B 28 SITE 1 AC5 5 SER C 20 MET C 21 LYS C 22 HOH C 202 SITE 2 AC5 5 HOH C 223 SITE 1 AC6 5 ARG C 11 GLN C 16 TYR C 23 HOH C 203 SITE 2 AC6 5 HOH C 209 SITE 1 AC7 6 CYS C 12 THR C 13 GLN C 16 CYS C 17 SITE 2 AC7 6 TYR C 23 CYS C 28 CRYST1 30.743 46.229 40.064 90.00 108.02 90.00 P 1 21 1 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 0.032528 0.000000 0.010583 0.00000 SCALE2 0.000000 0.021631 0.000000 0.00000 SCALE3 0.000000 0.000000 0.026248 0.00000