HEADER TOXIN 30-AUG-17 6AU7 TITLE EXPLORING CYSTINE DENSE PEPTIDE SPACE TO OPEN A UNIQUE MOLECULAR TITLE 2 TOOLBOX COMPND MOL_ID: 1; COMPND 2 MOLECULE: POTASSIUM CHANNEL TOXIN GAMMA-KTX 2.2; COMPND 3 CHAIN: A, B, C, D; COMPND 4 SYNONYM: BMKK7,BMKKX2; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MESOBUTHUS MARTENSII; SOURCE 3 ORGANISM_COMMON: MANCHURIAN SCORPION; SOURCE 4 ORGANISM_TAXID: 34649; SOURCE 5 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 9606 KEYWDS KNOTTINS, CYSTINE KNOT, TOXINS, TOXIN EXPDTA X-RAY DIFFRACTION AUTHOR M.M.GEWE,P.RUPERT,R.K.STRONG REVDAT 3 04-OCT-23 6AU7 1 REMARK REVDAT 2 14-MAR-18 6AU7 1 JRNL REVDAT 1 28-FEB-18 6AU7 0 JRNL AUTH C.E.CORRENTI,M.M.GEWE,C.MEHLIN,A.D.BANDARANAYAKE, JRNL AUTH 2 W.A.JOHNSEN,P.B.RUPERT,M.Y.BRUSNIAK,M.CLARKE,S.E.BURKE, JRNL AUTH 3 W.DE VAN DER SCHUEREN,K.PILAT,S.M.TURNBAUGH,D.MAY,A.WATSON, JRNL AUTH 4 M.K.CHAN,C.D.BAHL,J.M.OLSON,R.K.STRONG JRNL TITL SCREENING, LARGE-SCALE PRODUCTION AND STRUCTURE-BASED JRNL TITL 2 CLASSIFICATION OF CYSTINE-DENSE PEPTIDES. JRNL REF NAT. STRUCT. MOL. BIOL. V. 25 270 2018 JRNL REFN ESSN 1545-9985 JRNL PMID 29483648 JRNL DOI 10.1038/S41594-018-0033-9 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0155 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 48.07 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 83.3 REMARK 3 NUMBER OF REFLECTIONS : 7156 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) : 0.203 REMARK 3 R VALUE (WORKING SET) : 0.202 REMARK 3 FREE R VALUE : 0.219 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.500 REMARK 3 FREE R VALUE TEST SET COUNT : 415 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) : 1.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.95 REMARK 3 REFLECTION IN BIN (WORKING SET) : 121 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 18.54 REMARK 3 BIN R VALUE (WORKING SET) : 0.2350 REMARK 3 BIN FREE R VALUE SET COUNT : 6 REMARK 3 BIN FREE R VALUE : 0.3600 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1144 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 32 REMARK 3 SOLVENT ATOMS : 43 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 23.31 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.06000 REMARK 3 B22 (A**2) : -0.04000 REMARK 3 B33 (A**2) : -0.03000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.02000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.306 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.186 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.126 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.303 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.935 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.917 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1206 ; 0.013 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): 1079 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1621 ; 1.471 ; 1.982 REMARK 3 BOND ANGLES OTHERS (DEGREES): 2501 ; 0.853 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 150 ; 6.501 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 48 ;23.695 ;21.667 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 197 ;15.177 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 12 ;12.348 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 167 ; 0.092 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1347 ; 0.011 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): 289 ; 0.002 ; 0.020 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): 605 ; 1.434 ; 1.386 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 604 ; 1.432 ; 1.385 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 751 ; 2.272 ; 3.099 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 752 ; 2.271 ; 3.101 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 600 ; 2.102 ; 1.660 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 600 ; 2.101 ; 1.660 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 870 ; 3.452 ; 3.593 REMARK 3 LONG RANGE B REFINED ATOMS (A**2): 1259 ; 5.197 ;25.414 REMARK 3 LONG RANGE B OTHER ATOMS (A**2): 1259 ; 5.197 ;25.409 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 NCS TYPE: LOCAL REMARK 3 NUMBER OF DIFFERENT NCS PAIRS : 6 REMARK 3 GROUP CHAIN1 RANGE CHAIN2 RANGE COUNT RMS WEIGHT REMARK 3 1 A -1 36 B -1 36 2154 0.11 0.05 REMARK 3 2 A -1 36 C -1 36 2100 0.13 0.05 REMARK 3 3 A -1 36 D -1 36 2154 0.09 0.05 REMARK 3 4 B -1 36 C -1 36 2170 0.11 0.05 REMARK 3 5 B -1 36 D -1 36 2188 0.09 0.05 REMARK 3 6 C -1 36 D -1 36 2136 0.11 0.05 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL 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 ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 6AU7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 31-AUG-17. REMARK 100 THE DEPOSITION ID IS D_1000229848. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-SEP-16 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 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) : 1.54 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 : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 7571 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 83.1 REMARK 200 DATA REDUNDANCY : 11.70 REMARK 200 R MERGE (I) : 0.08700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 14.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.97 REMARK 200 COMPLETENESS FOR SHELL (%) : 11.7 REMARK 200 DATA REDUNDANCY IN SHELL : 1.70 REMARK 200 R MERGE FOR SHELL (I) : 0.21500 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 8.500 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: 1J5J REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 29.57 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.75 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.17M AMSO4, 25.5% PEG 4000, VAPOR REMARK 280 DIFFUSION, SITTING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 25.08650 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 24.07300 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 25.08650 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 24.07300 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 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4060 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 7530 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -61.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: OCTAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 10320 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 13230 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -169.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 204 LIES ON A SPECIAL POSITION. 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 CE1 PHE A 36 NH2 ARG B 1 3545 2.18 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 SO4 A 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GOL B 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GOL B 102 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 C 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 D 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 D 102 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 6ATL RELATED DB: PDB REMARK 900 RELATED ID: 6ATM RELATED DB: PDB REMARK 900 RELATED ID: 6ATN RELATED DB: PDB REMARK 900 RELATED ID: 6ATS RELATED DB: PDB REMARK 900 RELATED ID: 6ATU RELATED DB: PDB REMARK 900 RELATED ID: 6ATW RELATED DB: PDB REMARK 900 RELATED ID: 6ATY RELATED DB: PDB DBREF 6AU7 A 1 36 UNP P59938 KGX22_MESMA 22 57 DBREF 6AU7 B 1 36 UNP P59938 KGX22_MESMA 22 57 DBREF 6AU7 C 1 36 UNP P59938 KGX22_MESMA 22 57 DBREF 6AU7 D 1 36 UNP P59938 KGX22_MESMA 22 57 SEQADV 6AU7 GLY A -1 UNP P59938 EXPRESSION TAG SEQADV 6AU7 SER A 0 UNP P59938 EXPRESSION TAG SEQADV 6AU7 GLY B -1 UNP P59938 EXPRESSION TAG SEQADV 6AU7 SER B 0 UNP P59938 EXPRESSION TAG SEQADV 6AU7 GLY C -1 UNP P59938 EXPRESSION TAG SEQADV 6AU7 SER C 0 UNP P59938 EXPRESSION TAG SEQADV 6AU7 GLY D -1 UNP P59938 EXPRESSION TAG SEQADV 6AU7 SER D 0 UNP P59938 EXPRESSION TAG SEQRES 1 A 38 GLY SER ARG PRO THR ASP ILE LYS CYS SER ALA SER TYR SEQRES 2 A 38 GLN CYS PHE PRO VAL CYS LYS SER ARG PHE GLY LYS THR SEQRES 3 A 38 ASN GLY ARG CYS VAL ASN GLY LEU CYS ASP CYS PHE SEQRES 1 B 38 GLY SER ARG PRO THR ASP ILE LYS CYS SER ALA SER TYR SEQRES 2 B 38 GLN CYS PHE PRO VAL CYS LYS SER ARG PHE GLY LYS THR SEQRES 3 B 38 ASN GLY ARG CYS VAL ASN GLY LEU CYS ASP CYS PHE SEQRES 1 C 38 GLY SER ARG PRO THR ASP ILE LYS CYS SER ALA SER TYR SEQRES 2 C 38 GLN CYS PHE PRO VAL CYS LYS SER ARG PHE GLY LYS THR SEQRES 3 C 38 ASN GLY ARG CYS VAL ASN GLY LEU CYS ASP CYS PHE SEQRES 1 D 38 GLY SER ARG PRO THR ASP ILE LYS CYS SER ALA SER TYR SEQRES 2 D 38 GLN CYS PHE PRO VAL CYS LYS SER ARG PHE GLY LYS THR SEQRES 3 D 38 ASN GLY ARG CYS VAL ASN GLY LEU CYS ASP CYS PHE HET SO4 A 101 5 HET GOL B 101 6 HET GOL B 102 6 HET SO4 C 101 5 HET SO4 D 101 5 HET SO4 D 102 5 HETNAM SO4 SULFATE ION HETNAM GOL GLYCEROL HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 5 SO4 4(O4 S 2-) FORMUL 6 GOL 2(C3 H8 O3) FORMUL 11 HOH *43(H2 O) HELIX 1 AA1 ALA A 9 TYR A 11 5 3 HELIX 2 AA2 GLN A 12 GLY A 22 1 11 HELIX 3 AA3 ALA B 9 TYR B 11 5 3 HELIX 4 AA4 GLN B 12 GLY B 22 1 11 HELIX 5 AA5 ALA C 9 TYR C 11 5 3 HELIX 6 AA6 GLN C 12 GLY C 22 1 11 HELIX 7 AA7 ALA D 9 TYR D 11 5 3 HELIX 8 AA8 GLN D 12 GLY D 22 1 11 SHEET 1 AA1 3 ARG A 1 LYS A 6 0 SHEET 2 AA1 3 LEU A 32 PHE A 36 -1 O CYS A 35 N ARG A 1 SHEET 3 AA1 3 ASN A 25 VAL A 29 -1 N VAL A 29 O LEU A 32 SHEET 1 AA2 3 ARG B 1 LYS B 6 0 SHEET 2 AA2 3 LEU B 32 PHE B 36 -1 O CYS B 35 N ARG B 1 SHEET 3 AA2 3 ASN B 25 VAL B 29 -1 N VAL B 29 O LEU B 32 SHEET 1 AA3 3 ARG C 1 LYS C 6 0 SHEET 2 AA3 3 LEU C 32 PHE C 36 -1 O CYS C 35 N ARG C 1 SHEET 3 AA3 3 ASN C 25 VAL C 29 -1 N VAL C 29 O LEU C 32 SHEET 1 AA4 3 ARG D 1 LYS D 6 0 SHEET 2 AA4 3 LEU D 32 PHE D 36 -1 O CYS D 35 N ARG D 1 SHEET 3 AA4 3 ASN D 25 VAL D 29 -1 N VAL D 29 O LEU D 32 SSBOND 1 CYS A 7 CYS A 28 1555 1555 2.01 SSBOND 2 CYS A 13 CYS A 33 1555 1555 2.05 SSBOND 3 CYS A 17 CYS A 35 1555 1555 2.00 SSBOND 4 CYS B 7 CYS B 28 1555 1555 2.01 SSBOND 5 CYS B 13 CYS B 33 1555 1555 2.06 SSBOND 6 CYS B 17 CYS B 35 1555 1555 2.00 SSBOND 7 CYS C 7 CYS C 28 1555 1555 2.05 SSBOND 8 CYS C 13 CYS C 33 1555 1555 2.04 SSBOND 9 CYS C 17 CYS C 35 1555 1555 2.03 SSBOND 10 CYS D 7 CYS D 28 1555 1555 2.00 SSBOND 11 CYS D 13 CYS D 33 1555 1555 2.04 SSBOND 12 CYS D 17 CYS D 35 1555 1555 2.05 SITE 1 AC1 5 ALA A 9 SER A 10 ARG A 27 ASP B 4 SITE 2 AC1 5 LYS D 6 SITE 1 AC2 7 LYS A 6 LYS B 6 HOH B 201 HOH B 209 SITE 2 AC2 7 LYS C 6 ALA C 9 SER C 10 SITE 1 AC3 5 ASP A 4 ILE A 5 LYS A 6 SER B 10 SITE 2 AC3 5 ARG B 27 SITE 1 AC4 5 GLN C 12 HOH C 201 SER D 8 TYR D 11 SITE 2 AC4 5 GLN D 12 SITE 1 AC5 8 ASP A 4 LYS C 6 HOH C 204 HOH C 210 SITE 2 AC5 8 ALA D 9 SER D 10 ARG D 27 HOH D 203 SITE 1 AC6 6 HOH A 206 ARG B 1 ARG B 20 PHE B 21 SITE 2 AC6 6 ASP D 4 ARG D 20 CRYST1 50.173 48.146 50.271 90.00 107.02 90.00 C 1 2 1 16 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 0.019931 0.000000 0.006103 0.00000 SCALE2 0.000000 0.020770 0.000000 0.00000 SCALE3 0.000000 0.000000 0.020804 0.00000