HEADER PROTEIN BINDING 19-JAN-11 3QE1 TITLE CRYSTAL STRUCTURE OF PDZ DOMAIN OF SORTING NEXIN 27 (SNX27) FUSED TO TITLE 2 THE C-TERMINAL RESIDUES (ESESKV) OF GIRK3 COMPND MOL_ID: 1; COMPND 2 MOLECULE: SORTING NEXIN-27, G PROTEIN-ACTIVATED INWARD RECTIFIER COMPND 3 POTASSIUM CHANNEL 3 CHIMERA; COMPND 4 CHAIN: A; COMPND 5 FRAGMENT: PDZ DOMAIN (UNP RESIDUES 39-133), GIRK-3 C-TERMINUS (UNP COMPND 6 RESIDUES 388-393); COMPND 7 SYNONYM: SNX27, MAP-RESPONSIVE GENE PROTEIN, METHAMPHETAMINE- COMPND 8 RESPONSIVE TRANSCRIPT 1 PROTEIN, PDZ-PROTEIN MRT1, GIRK-3, INWARD COMPND 9 RECTIFIER K(+) CHANNEL KIR3.3, POTASSIUM CHANNEL, INWARDLY RECTIFYING COMPND 10 SUBFAMILY J MEMBER 9; COMPND 11 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: MRT1, KCNJ9; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3) KEYWDS PDZ DOMAIN, PDZ BINDING, GIRK3 REGULATION, EARLY ENDOSOMES, BRAIN, KEYWDS 2 NEURONS, PROTEIN BINDING EXPDTA X-RAY DIFFRACTION AUTHOR B.BALANA,W.KWIATKOWSKI,S.CHOE REVDAT 5 13-SEP-23 3QE1 1 SEQADV REVDAT 4 26-JUL-17 3QE1 1 SOURCE REMARK REVDAT 3 20-APR-11 3QE1 1 JRNL REVDAT 2 06-APR-11 3QE1 1 JRNL REVDAT 1 16-MAR-11 3QE1 0 JRNL AUTH B.BALANA,I.MASLENNIKOV,W.KWIATKOWSKI,K.M.STERN,L.BAHIMA, JRNL AUTH 2 S.CHOE,P.A.SLESINGER JRNL TITL MECHANISM UNDERLYING SELECTIVE REGULATION OF G PROTEIN-GATED JRNL TITL 2 INWARDLY RECTIFYING POTASSIUM CHANNELS BY THE JRNL TITL 3 PSYCHOSTIMULANT-SENSITIVE SORTING NEXIN 27. JRNL REF PROC.NATL.ACAD.SCI.USA V. 108 5831 2011 JRNL REFN ISSN 0027-8424 JRNL PMID 21422294 JRNL DOI 10.1073/PNAS.1018645108 REMARK 2 REMARK 2 RESOLUTION. 1.68 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) : 1.68 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 37.90 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 89.1 REMARK 3 NUMBER OF REFLECTIONS : 8503 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) : 0.161 REMARK 3 R VALUE (WORKING SET) : 0.158 REMARK 3 FREE R VALUE : 0.223 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.700 REMARK 3 FREE R VALUE TEST SET COUNT : 417 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) : 1.68 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.72 REMARK 3 REFLECTION IN BIN (WORKING SET) : 352 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 48.04 REMARK 3 BIN R VALUE (WORKING SET) : 0.2640 REMARK 3 BIN FREE R VALUE SET COUNT : 16 REMARK 3 BIN FREE R VALUE : 0.3510 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 762 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 120 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 39.25 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 21.42 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.07000 REMARK 3 B22 (A**2) : 0.07000 REMARK 3 B33 (A**2) : -0.10000 REMARK 3 B12 (A**2) : 0.03000 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): 0.118 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.127 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.074 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.178 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.970 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.932 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 769 ; 0.024 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1037 ; 1.976 ; 1.979 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 101 ; 5.910 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 33 ;37.940 ;23.636 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 137 ;15.054 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 8 ;23.174 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 121 ; 0.127 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 575 ; 0.010 ; 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): 500 ; 1.337 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 801 ; 2.319 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 269 ; 3.466 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 236 ; 5.898 ; 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: REMARK 3 HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS REMARK 3 U VALUES: REFINED INDIVIDUALLY REMARK 4 REMARK 4 3QE1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 21-JAN-11. REMARK 100 THE DEPOSITION ID IS D_1000063526. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 26-AUG-08 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 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 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : MIRRORS REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV++ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8921 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.680 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 (%) : 86.3 REMARK 200 DATA REDUNDANCY : 4.800 REMARK 200 R MERGE (I) : 0.03900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 39.5300 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.68 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.71 REMARK 200 COMPLETENESS FOR SHELL (%) : 45.2 REMARK 200 DATA REDUNDANCY IN SHELL : 3.30 REMARK 200 R MERGE FOR SHELL (I) : 0.17400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 6.680 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: PDB ENTRY 2OCS REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.11 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.09 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M CALCIUM CHLORIDE, 0.1 M HEPES, REMARK 280 28% V/V PEG400, PH 7.5, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K 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 37.89450 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 21.87840 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 13.64633 REMARK 290 SMTRY1 5 -0.500000 -0.866025 0.000000 37.89450 REMARK 290 SMTRY2 5 0.866025 -0.500000 0.000000 21.87840 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 13.64633 REMARK 290 SMTRY1 6 -0.500000 0.866025 0.000000 37.89450 REMARK 290 SMTRY2 6 -0.866025 -0.500000 0.000000 21.87840 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 13.64633 REMARK 290 SMTRY1 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 43.75680 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 27.29267 REMARK 290 SMTRY1 8 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 8 0.866025 -0.500000 0.000000 43.75680 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 27.29267 REMARK 290 SMTRY1 9 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 -0.500000 0.000000 43.75680 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 27.29267 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 APPLY THE FOLLOWING TO CHAINS: A 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 37.89450 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 21.87840 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 13.64633 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 GLY A 1 REMARK 465 SER A 2 REMARK 465 HIS A 3 REMARK 465 GLY A 4 REMARK 465 GLY A 5 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 NH1 ARG A 66 O HOH A 277 2.05 REMARK 500 OE1 GLU A 201 O HOH A 134 2.18 REMARK 500 NZ LYS A 46 O HOH A 278 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 NH2 ARG A 66 O HOH A 251 5555 1.79 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 40 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 ARG A 43 NE - CZ - NH2 ANGL. DEV. = -3.1 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 47 -161.65 -102.62 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3QDO RELATED DB: PDB REMARK 900 THE SAME SNX27 PDZ DOMAIN DIRECTLY FUSED WITH GG ESESKV REMARK 900 RELATED ID: 3QGL RELATED DB: PDB REMARK 900 THE SAME SNX27 PDZ DOMAIN IN COMPLEX WITH ESESKV PEPTIDE REMARK 999 REMARK 999 SEQUENCE REMARK 999 CHAIN A IS A CHIMERA: SNX27 PDZ DOMAIN (UNP RESIDUES 39-133), GIRK- REMARK 999 3 C-TERMINUS (UNP RESIDUES 388-393) DBREF 3QE1 A 39 133 UNP Q8K4V4 SNX27_RAT 39 133 DBREF 3QE1 A 201 206 UNP Q63511 IRK9_RAT 388 393 SEQADV 3QE1 GLY A 1 UNP Q8K4V4 EXPRESSION TAG SEQADV 3QE1 SER A 2 UNP Q8K4V4 EXPRESSION TAG SEQADV 3QE1 HIS A 3 UNP Q8K4V4 EXPRESSION TAG SEQADV 3QE1 GLY A 4 UNP Q8K4V4 EXPRESSION TAG SEQADV 3QE1 GLY A 5 UNP Q8K4V4 EXPRESSION TAG SEQADV 3QE1 SER A 6 UNP Q8K4V4 EXPRESSION TAG SEQRES 1 A 107 GLY SER HIS GLY GLY SER PRO ARG VAL VAL ARG ILE VAL SEQRES 2 A 107 LYS SER GLU SER GLY TYR GLY PHE ASN VAL ARG GLY GLN SEQRES 3 A 107 VAL SER GLU GLY GLY GLN LEU ARG SER ILE ASN GLY GLU SEQRES 4 A 107 LEU TYR ALA PRO LEU GLN HIS VAL SER ALA VAL LEU PRO SEQRES 5 A 107 GLY GLY ALA ALA ASP ARG ALA GLY VAL ARG LYS GLY ASP SEQRES 6 A 107 ARG ILE LEU GLU VAL ASN GLY VAL ASN VAL GLU GLY ALA SEQRES 7 A 107 THR HIS LYS GLN VAL VAL ASP LEU ILE ARG ALA GLY GLU SEQRES 8 A 107 LYS GLU LEU ILE LEU THR VAL LEU SER VAL GLU SER GLU SEQRES 9 A 107 SER LYS VAL FORMUL 2 HOH *120(H2 O) HELIX 1 1 GLY A 86 GLY A 92 1 7 HELIX 2 2 THR A 111 GLY A 122 1 12 SHEET 1 A 5 ARG A 40 VAL A 45 0 SHEET 2 A 5 GLU A 125 LEU A 131 -1 O LEU A 128 N VAL A 42 SHEET 3 A 5 ARG A 98 VAL A 102 -1 N ARG A 98 O LEU A 131 SHEET 4 A 5 GLN A 77 VAL A 82 -1 N GLN A 77 O ILE A 99 SHEET 5 A 5 PHE A 53 ARG A 56 -1 N ARG A 56 O HIS A 78 SHEET 1 B 4 ARG A 40 VAL A 45 0 SHEET 2 B 4 GLU A 125 LEU A 131 -1 O LEU A 128 N VAL A 42 SHEET 3 B 4 ARG A 98 VAL A 102 -1 N ARG A 98 O LEU A 131 SHEET 4 B 4 VAL A 105 ASN A 106 -1 O VAL A 105 N VAL A 102 SHEET 1 C 2 ARG A 66 SER A 67 0 SHEET 2 C 2 LEU A 72 TYR A 73 -1 O TYR A 73 N ARG A 66 CRYST1 75.789 75.789 40.939 90.00 90.00 120.00 H 3 9 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 0.013195 0.007618 0.000000 0.00000 SCALE2 0.000000 0.015236 0.000000 0.00000 SCALE3 0.000000 0.000000 0.024427 0.00000