HEADER METAL TRANSPORT 29-JUN-17 5WBX TITLE STRUCTURAL INSIGHTS INTO THE POTENCY OF SK/IK CHANNEL POSITIVE TITLE 2 MODULATORS COMPND MOL_ID: 1; COMPND 2 MOLECULE: SMALL CONDUCTANCE CALCIUM-ACTIVATED POTASSIUM CHANNEL COMPND 3 PROTEIN 2; COMPND 4 CHAIN: B; COMPND 5 SYNONYM: SKCA2,KCA2.2; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: CALMODULIN-1; COMPND 10 CHAIN: R; COMPND 11 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: KCNN2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 10 ORGANISM_COMMON: HUMAN; SOURCE 11 ORGANISM_TAXID: 9606; SOURCE 12 GENE: CALM1, CALM, CAM, CAM1; SOURCE 13 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 14 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS CALCIUM BINDING PROTEIN, METAL TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR Y.W.NAM,M.ZHANG REVDAT 5 13-MAR-24 5WBX 1 LINK REVDAT 4 18-APR-18 5WBX 1 REMARK REVDAT 3 07-MAR-18 5WBX 1 REMARK REVDAT 2 17-JAN-18 5WBX 1 REMARK REVDAT 1 20-DEC-17 5WBX 0 JRNL AUTH Y.W.NAM,R.ORFALI,T.LIU,K.YU,M.CUI,H.WULFF,M.ZHANG JRNL TITL STRUCTURAL INSIGHTS INTO THE POTENCY OF SK CHANNEL POSITIVE JRNL TITL 2 MODULATORS. JRNL REF SCI REP V. 7 17178 2017 JRNL REFN ESSN 2045-2322 JRNL PMID 29214998 JRNL DOI 10.1038/S41598-017-16607-8 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 26.84 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.360 REMARK 3 COMPLETENESS FOR RANGE (%) : 96.0 REMARK 3 NUMBER OF REFLECTIONS : 24970 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.191 REMARK 3 R VALUE (WORKING SET) : 0.188 REMARK 3 FREE R VALUE : 0.243 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.770 REMARK 3 FREE R VALUE TEST SET COUNT : 1192 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1931 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 48 REMARK 3 SOLVENT ATOMS : 218 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 32.68 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 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): NULL REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.270 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : NULL ; NULL REMARK 3 ANGLE DISTANCE (A) : NULL ; NULL REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : NULL ; NULL REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 5WBX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 19-JUL-17. REMARK 100 THE DEPOSITION ID IS D_1000228732. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-NOV-16 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.6-5.9 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : SEALED TUBE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : BRUKER D8 QUEST REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.3148 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : BRUKER PHOTON II REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XPREP REMARK 200 DATA SCALING SOFTWARE : XPREP REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 25882 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 26.840 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.4 REMARK 200 DATA REDUNDANCY : 6.400 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 14.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL 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: NULL REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 59.21 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.02 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M SODIUM ITRATE TRIBASIC DIHYDRATE REMARK 280 0.5 M AMMONIUM SULFATE 1.5 M LITHIUM SULFATE MONOHYDRATE, PH 5.8, REMARK 280 VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293.15K 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 38.66400 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 33.04550 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 38.66400 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 33.04550 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 300 REMARK: EQUILIBRIUM CENTRIFUGATION 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: 3600 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15520 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -82.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, R 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: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 15190 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23040 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -230.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, R 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 B 671 LIES ON A SPECIAL POSITION. REMARK 375 HOH R1180 LIES ON A SPECIAL POSITION. 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 LYS B 397 -121.23 52.66 REMARK 500 HIS B 408 11.67 -166.74 REMARK 500 THR B 414 -48.35 74.11 REMARK 500 LYS R 115 156.88 75.24 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA R1001 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP R 20 OD1 REMARK 620 2 ASP R 22 OD1 73.8 REMARK 620 3 ASP R 24 OD1 86.6 71.5 REMARK 620 4 THR R 26 O 92.3 155.1 87.4 REMARK 620 5 GLU R 31 OE1 111.2 128.2 155.7 75.9 REMARK 620 6 GLU R 31 OE2 92.6 75.6 146.0 126.6 53.0 REMARK 620 7 HOH R1169 O 158.5 84.8 84.6 106.9 83.5 83.9 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA R1002 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP R 56 OD1 REMARK 620 2 ASP R 58 OD1 66.9 REMARK 620 3 ASN R 60 OD1 82.8 69.9 REMARK 620 4 THR R 62 O 80.2 139.3 83.3 REMARK 620 5 GLU R 67 OE1 72.3 73.2 141.3 119.6 REMARK 620 6 GLU R 67 OE2 97.4 120.6 168.7 85.7 47.9 REMARK 620 7 HOH R1154 O 150.0 127.8 80.0 73.5 134.0 94.9 REMARK 620 8 HOH R1171 O 155.4 88.5 87.4 121.0 103.2 96.6 47.5 REMARK 620 N 1 2 3 4 5 6 7 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 B 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 B 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 B 503 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 B 504 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GOL B 505 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CA R 1001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CA R 1002 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue AJY R 1003 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GOL R 1004 DBREF 5WBX B 396 487 UNP Q9H2S1 KCNN2_HUMAN 395 486 DBREF 5WBX R 4 147 UNP P0DP23 CALM1_HUMAN 5 148 SEQADV 5WBX GLY B 395 UNP Q9H2S1 EXPRESSION TAG SEQADV 5WBX ALA B 409 UNP Q9H2S1 ASN 408 ENGINEERED MUTATION SEQADV 5WBX LEU B 488 UNP Q9H2S1 EXPRESSION TAG SEQADV 5WBX GLU B 489 UNP Q9H2S1 EXPRESSION TAG SEQADV 5WBX ALA R 2 UNP P0DP23 EXPRESSION TAG SEQADV 5WBX ALA R 3 UNP P0DP23 EXPRESSION TAG SEQRES 1 B 95 GLY ARG LYS LEU GLU LEU THR LYS ALA GLU LYS HIS VAL SEQRES 2 B 95 HIS ALA PHE MET MET ASP THR GLN LEU THR LYS ARG VAL SEQRES 3 B 95 LYS ASN ALA ALA ALA ASN VAL LEU ARG GLU THR TRP LEU SEQRES 4 B 95 ILE TYR LYS ASN THR LYS LEU VAL LYS LYS ILE ASP HIS SEQRES 5 B 95 ALA LYS VAL ARG LYS HIS GLN ARG LYS PHE LEU GLN ALA SEQRES 6 B 95 ILE HIS GLN LEU ARG SER VAL LYS MET GLU GLN ARG LYS SEQRES 7 B 95 LEU ASN ASP GLN ALA ASN THR LEU VAL ASP LEU ALA LYS SEQRES 8 B 95 THR GLN LEU GLU SEQRES 1 R 146 ALA ALA LEU THR GLU GLU GLN ILE ALA GLU PHE LYS GLU SEQRES 2 R 146 ALA PHE SER LEU PHE ASP LYS ASP GLY ASP GLY THR ILE SEQRES 3 R 146 THR THR LYS GLU LEU GLY THR VAL MET ARG SER LEU GLY SEQRES 4 R 146 GLN ASN PRO THR GLU ALA GLU LEU GLN ASP MET ILE ASN SEQRES 5 R 146 GLU VAL ASP ALA ASP GLY ASN GLY THR ILE ASP PHE PRO SEQRES 6 R 146 GLU PHE LEU THR MET MET ALA ARG LYS MET LYS ASP THR SEQRES 7 R 146 ASP SER GLU GLU GLU ILE ARG GLU ALA PHE ARG VAL PHE SEQRES 8 R 146 ASP LYS ASP GLY ASN GLY TYR ILE SER ALA ALA GLU LEU SEQRES 9 R 146 ARG HIS VAL MET THR ASN LEU GLY GLU LYS LEU THR ASP SEQRES 10 R 146 GLU GLU VAL ASP GLU MET ILE ARG GLU ALA ASP ILE ASP SEQRES 11 R 146 GLY ASP GLY GLN VAL ASN TYR GLU GLU PHE VAL GLN MET SEQRES 12 R 146 MET THR ALA HET SO4 B 501 5 HET SO4 B 502 5 HET SO4 B 503 5 HET SO4 B 504 5 HET GOL B 505 6 HET CA R1001 1 HET CA R1002 1 HET AJY R1003 14 HET GOL R1004 6 HETNAM SO4 SULFATE ION HETNAM GOL GLYCEROL HETNAM CA CALCIUM ION HETNAM AJY (3Z)-6-BROMO-3-(HYDROXYIMINO)-5-METHYL-1,3-DIHYDRO-2H- HETNAM 2 AJY INDOL-2-ONE HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 3 SO4 4(O4 S 2-) FORMUL 7 GOL 2(C3 H8 O3) FORMUL 8 CA 2(CA 2+) FORMUL 10 AJY C9 H7 BR N2 O2 FORMUL 12 HOH *218(H2 O) HELIX 1 AA1 PHE B 410 ASP B 413 5 4 HELIX 2 AA2 THR B 414 LEU B 440 1 27 HELIX 3 AA3 ASP B 445 THR B 486 1 42 HELIX 4 AA4 GLN B 487 GLU B 489 5 3 HELIX 5 AA5 THR R 5 ASP R 20 1 16 HELIX 6 AA6 THR R 28 LEU R 39 1 12 HELIX 7 AA7 THR R 44 ASP R 56 1 13 HELIX 8 AA8 PHE R 65 ARG R 74 1 10 HELIX 9 AA9 SER R 81 VAL R 91 1 11 HELIX 10 AB1 ALA R 102 LEU R 112 1 11 HELIX 11 AB2 THR R 117 ASP R 129 1 13 HELIX 12 AB3 TYR R 138 ALA R 147 1 10 SHEET 1 AA1 2 LEU B 400 THR B 401 0 SHEET 2 AA1 2 ASP R 78 THR R 79 -1 O THR R 79 N LEU B 400 SHEET 1 AA2 2 THR R 26 ILE R 27 0 SHEET 2 AA2 2 ILE R 63 ASP R 64 -1 O ILE R 63 N ILE R 27 SHEET 1 AA3 2 TYR R 99 SER R 101 0 SHEET 2 AA3 2 GLN R 135 ASN R 137 -1 O VAL R 136 N ILE R 100 LINK OD1 ASP R 20 CA CA R1001 1555 1555 2.52 LINK OD1 ASP R 22 CA CA R1001 1555 1555 2.38 LINK OD1 ASP R 24 CA CA R1001 1555 1555 2.37 LINK O THR R 26 CA CA R1001 1555 1555 2.19 LINK OE1 GLU R 31 CA CA R1001 1555 1555 2.50 LINK OE2 GLU R 31 CA CA R1001 1555 1555 2.45 LINK OD1 ASP R 56 CA CA R1002 1555 1555 2.29 LINK OD1 ASP R 58 CA CA R1002 1555 1555 2.64 LINK OD1 ASN R 60 CA CA R1002 1555 1555 2.48 LINK O THR R 62 CA CA R1002 1555 1555 2.51 LINK OE1 GLU R 67 CA CA R1002 1555 1555 2.85 LINK OE2 GLU R 67 CA CA R1002 1555 1555 2.52 LINK CA CA R1001 O HOH R1169 1555 1555 2.56 LINK CA CA R1002 O HOH R1154 1555 1555 2.82 LINK CA CA R1002 O HOH R1171 1555 1555 2.97 SITE 1 AC1 2 ARG B 450 HOH B 604 SITE 1 AC2 1 HIS B 446 SITE 1 AC3 5 ARG B 429 LYS B 451 HIS B 452 LYS B 455 SITE 2 AC3 5 HOH B 641 SITE 1 AC4 2 ARG B 454 LYS B 455 SITE 1 AC5 4 HIS B 446 ALA B 447 ARG B 450 HOH B 601 SITE 1 AC6 6 ASP R 20 ASP R 22 ASP R 24 THR R 26 SITE 2 AC6 6 GLU R 31 HOH R1169 SITE 1 AC7 7 ASP R 56 ASP R 58 ASN R 60 THR R 62 SITE 2 AC7 7 GLU R 67 HOH R1154 HOH R1171 SITE 1 AC8 10 ALA B 477 LEU B 480 MET R 51 GLU R 54 SITE 2 AC8 10 VAL R 55 PHE R 68 MET R 71 MET R 72 SITE 3 AC8 10 LYS R 75 HOH R1101 SITE 1 AC9 7 ILE R 100 SER R 101 GLU R 104 HOH R1107 SITE 2 AC9 7 HOH R1137 HOH R1147 HOH R1183 CRYST1 77.328 66.091 65.435 90.00 93.84 90.00 C 1 2 1 4 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 0.012932 0.000000 0.000868 0.00000 SCALE2 0.000000 0.015131 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015317 0.00000