HEADER HORMONE 07-AUG-09 3ILG TITLE CRYSTAL STRUCTURE OF HUMNAN INSULIN SR+2 COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: INSULIN A CHAIN; COMPND 3 CHAIN: A, C; COMPND 4 MOL_ID: 2; COMPND 5 MOLECULE: INSULIN B CHAIN; COMPND 6 CHAIN: B, D SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 MOL_ID: 2; SOURCE 6 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 7 ORGANISM_COMMON: HUMAN; SOURCE 8 ORGANISM_TAXID: 9606 KEYWDS INSULIN, CONFORMATIONAL STATE, METAL BINDING, CARBOHYDRATE KEYWDS 2 METABOLISM, CLEAVAGE ON PAIR OF BASIC RESIDUES, DIABETES MELLITUS, KEYWDS 3 DISEASE MUTATION, DISULFIDE BOND, GLUCOSE METABOLISM, HORMONE, KEYWDS 4 SECRETED EXPDTA X-RAY DIFFRACTION AUTHOR N.RAGHAVENDRA,V.PATTABHI,S.S.RAJAN REVDAT 2 01-NOV-23 3ILG 1 REMARK REVDAT 1 11-AUG-10 3ILG 0 JRNL AUTH N.RAGHAVENDRA,V.PATTABHI,S.S.RAJAN JRNL TITL METAL INDUCED CONFORMATIONAL CHANGES IN HUMAN INSULIN: JRNL TITL 2 CRYSTAL STRUCTURES OF SR+2, NI+2 AND CU+2 COMPLEXES OF HUMAN JRNL TITL 3 INSULIN JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 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) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 16.90 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 6243 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) : 0.195 REMARK 3 R VALUE (WORKING SET) : 0.192 REMARK 3 FREE R VALUE : 0.278 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.600 REMARK 3 FREE R VALUE TEST SET COUNT : 303 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) : 479 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 BIN R VALUE (WORKING SET) : 0.2620 REMARK 3 BIN FREE R VALUE SET COUNT : 17 REMARK 3 BIN FREE R VALUE : 0.4810 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 810 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 57 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 36.08 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 25.11 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.00000 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): 0.208 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.201 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.127 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.222 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.948 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.883 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 832 ; 0.019 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1130 ; 1.670 ; 1.954 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 98 ; 6.700 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 40 ;34.158 ;24.500 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 130 ;16.525 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 2 ; 1.056 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 124 ; 0.102 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 636 ; 0.008 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 402 ; 0.245 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 577 ; 0.307 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 52 ; 0.244 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): 3 ; 0.396 ; 0.200 REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 79 ; 0.372 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 22 ; 0.396 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): 6 ; 0.395 ; 0.200 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): 504 ; 1.243 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 810 ; 2.275 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 337 ; 3.291 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 320 ; 4.638 ; 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 : 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 : 1.40 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 3ILG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 11-AUG-09. REMARK 100 THE DEPOSITION ID IS D_1000054558. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 10-DEC-08 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.8 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 : BRUKER AXS MICROSTAR REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 345 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : AUTOMAR REMARK 200 DATA SCALING SOFTWARE : AUTOMAR REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 6243 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 200 DATA REDUNDANCY : 5.300 REMARK 200 R MERGE (I) : 0.06720 REMARK 200 R SYM (I) : 0.05730 REMARK 200 FOR THE DATA SET : 8.1000 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 (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 5.20 REMARK 200 R MERGE FOR SHELL (I) : 0.17450 REMARK 200 R SYM FOR SHELL (I) : 0.16430 REMARK 200 FOR SHELL : 2.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: 1MSO REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 33.29 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.84 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M SODIUM CITRATE, 1M AMMONIUM REMARK 280 SULPHATE, 0.1M STRONTIUM CHLORIDE, PH 6.8, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 293.0K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 X+2/3,Y+1/3,Z+1/3 REMARK 290 5555 -Y+2/3,X-Y+1/3,Z+1/3 REMARK 290 6555 -X+Y+2/3,-X+1/3,Z+1/3 REMARK 290 7555 X+1/3,Y+2/3,Z+2/3 REMARK 290 8555 -Y+1/3,X-Y+2/3,Z+2/3 REMARK 290 9555 -X+Y+1/3,-X+2/3,Z+2/3 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 0.00000 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 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 40.64900 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 23.46871 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 11.24467 REMARK 290 SMTRY1 5 -0.500000 -0.866025 0.000000 40.64900 REMARK 290 SMTRY2 5 0.866025 -0.500000 0.000000 23.46871 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 11.24467 REMARK 290 SMTRY1 6 -0.500000 0.866025 0.000000 40.64900 REMARK 290 SMTRY2 6 -0.866025 -0.500000 0.000000 23.46871 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 11.24467 REMARK 290 SMTRY1 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 46.93742 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 22.48933 REMARK 290 SMTRY1 8 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 8 0.866025 -0.500000 0.000000 46.93742 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 22.48933 REMARK 290 SMTRY1 9 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 -0.500000 0.000000 46.93742 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 22.48933 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: DODECAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DODECAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 19940 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12760 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -231.0 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 3 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 SR SR B 31 LIES ON A SPECIAL POSITION. REMARK 375 SR SR D 31 LIES ON A SPECIAL POSITION. REMARK 375 HOH B 38 LIES ON A SPECIAL POSITION. REMARK 375 HOH B 47 LIES ON A SPECIAL POSITION. REMARK 375 HOH D 32 LIES ON A SPECIAL POSITION. REMARK 375 HOH D 41 LIES ON A SPECIAL POSITION. 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 NE2 HIS B 10 SR SR B 31 2.13 REMARK 500 O HOH D 48 O HOH D 51 2.19 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 40 O HOH B 43 3555 1.62 REMARK 500 O HOH B 35 O HOH B 40 2555 2.18 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 9 -96.49 -109.10 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 SR B 31 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SR D 31 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1HYF RELATED DB: PDB REMARK 900 COMPLEXED WITH STRONTIUM REMARK 900 RELATED ID: 1G1S RELATED DB: PDB REMARK 900 COMPLEXED WITH SRONTIUM REMARK 900 RELATED ID: 2R36 RELATED DB: PDB REMARK 900 SAME PROTEIN COMPLEXED WITH DIFFERENT METAL REMARK 900 RELATED ID: 2R34 RELATED DB: PDB REMARK 900 RELATED ID: 2R35 RELATED DB: PDB DBREF 3ILG A 1 21 UNP P01308 INS_HUMAN 90 110 DBREF 3ILG B 1 30 UNP P01308 INS_HUMAN 25 54 DBREF 3ILG C 1 21 UNP P01308 INS_HUMAN 90 110 DBREF 3ILG D 1 30 UNP P01308 INS_HUMAN 25 54 SEQRES 1 A 21 GLY ILE VAL GLU GLN CYS CYS THR SER ILE CYS SER LEU SEQRES 2 A 21 TYR GLN LEU GLU ASN TYR CYS ASN SEQRES 1 B 30 PHE VAL ASN GLN HIS LEU CYS GLY SER HIS LEU VAL GLU SEQRES 2 B 30 ALA LEU TYR LEU VAL CYS GLY GLU ARG GLY PHE PHE TYR SEQRES 3 B 30 THR PRO LYS THR SEQRES 1 C 21 GLY ILE VAL GLU GLN CYS CYS THR SER ILE CYS SER LEU SEQRES 2 C 21 TYR GLN LEU GLU ASN TYR CYS ASN SEQRES 1 D 30 PHE VAL ASN GLN HIS LEU CYS GLY SER HIS LEU VAL GLU SEQRES 2 D 30 ALA LEU TYR LEU VAL CYS GLY GLU ARG GLY PHE PHE TYR SEQRES 3 D 30 THR PRO LYS THR HET SR B 31 1 HET SR D 31 1 HETNAM SR STRONTIUM ION FORMUL 5 SR 2(SR 2+) FORMUL 7 HOH *57(H2 O) HELIX 1 1 GLY A 1 SER A 9 1 9 HELIX 2 2 LEU A 13 GLU A 17 1 5 HELIX 3 3 ASN A 18 CYS A 20 5 3 HELIX 4 4 GLY B 8 GLY B 20 1 13 HELIX 5 5 GLU B 21 GLY B 23 5 3 HELIX 6 6 GLY C 1 CYS C 7 1 7 HELIX 7 7 SER C 12 GLU C 17 1 6 HELIX 8 8 ASN C 18 CYS C 20 5 3 HELIX 9 9 CYS D 7 GLY D 20 1 14 HELIX 10 10 GLU D 21 GLY D 23 5 3 SHEET 1 A 2 CYS A 11 SER A 12 0 SHEET 2 A 2 ASN B 3 GLN B 4 -1 O GLN B 4 N CYS A 11 SHEET 1 B 2 PHE B 24 TYR B 26 0 SHEET 2 B 2 PHE D 24 TYR D 26 -1 O PHE D 24 N TYR B 26 SSBOND 1 CYS A 6 CYS A 11 1555 1555 2.00 SSBOND 2 CYS A 7 CYS B 7 1555 1555 2.03 SSBOND 3 CYS A 20 CYS B 19 1555 1555 2.04 SSBOND 4 CYS C 6 CYS C 11 1555 1555 2.06 SSBOND 5 CYS C 7 CYS D 7 1555 1555 2.00 SSBOND 6 CYS C 20 CYS D 19 1555 1555 2.04 LINK SR SR B 31 O HOH B 43 1555 1555 2.46 LINK SR SR D 31 O HOH D 48 1555 1555 2.72 SITE 1 AC1 3 HIS B 10 HOH B 43 HOH B 47 SITE 1 AC2 2 HIS D 10 HOH D 48 CRYST1 81.298 81.298 33.734 90.00 90.00 120.00 H 3 18 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 0.012300 0.007102 0.000000 0.00000 SCALE2 0.000000 0.014203 0.000000 0.00000 SCALE3 0.000000 0.000000 0.029644 0.00000