PDB Short entry for 4HBN HEADER NEUROPEPTIDE 28-SEP-12 4HBN TITLE CRYSTAL STRUCTURE OF THE HUMAN HCN4 CHANNEL C-TERMINUS CARRYING THE TITLE 2 S672R MUTATION COMPND MOL_ID: 1; COMPND 2 MOLECULE: POTASSIUM/SODIUM HYPERPOLARIZATION-ACTIVATED CYCLIC COMPND 3 NUCLEOTIDE-GATED CHANNEL 4; COMPND 4 CHAIN: A; COMPND 5 FRAGMENT: C-LINKER AND CNBD: UNP RESIDUES 521-724; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: HCN4; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PET28; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PSMT3_HHCN4_S672R KEYWDS CAMP BINDING, CAMP, NEUROPEPTIDE EXPDTA X-RAY DIFFRACTION AUTHOR X.XU,F.MARNI,X.WU,Z.SU,F.MUSAYEV,S.SHRESTHA,C.XIE,W.GAO,Q.LIU,L.ZHOU REVDAT 2 28-FEB-24 4HBN 1 REMARK SEQADV REVDAT 1 16-JAN-13 4HBN 0 JRNL AUTH X.XU,F.MARNI,S.WU,Z.SU,F.MUSAYEV,S.SHRESTHA,C.XIE,W.GAO, JRNL AUTH 2 Q.LIU,L.ZHOU JRNL TITL LOCAL AND GLOBAL INTERPRETATIONS OF A DISEASE-CAUSING JRNL TITL 2 MUTATION NEAR THE LIGAND ENTRY PATH IN JRNL TITL 3 HYPERPOLARIZATION-ACTIVATED CAMP-GATED CHANNEL. JRNL REF STRUCTURE V. 20 2116 2012 JRNL REFN ISSN 0969-2126 JRNL PMID 23103389 JRNL DOI 10.1016/J.STR.2012.09.017 REMARK 2 REMARK 2 RESOLUTION. 2.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0102 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) : 2.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 97.7 REMARK 3 NUMBER OF REFLECTIONS : 7972 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) : 0.259 REMARK 3 R VALUE (WORKING SET) : 0.257 REMARK 3 FREE R VALUE : 0.297 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 400 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) : 2.60 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.67 REMARK 3 REFLECTION IN BIN (WORKING SET) : 581 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 BIN R VALUE (WORKING SET) : 0.2510 REMARK 3 BIN FREE R VALUE SET COUNT : 30 REMARK 3 BIN FREE R VALUE : 0.2860 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1605 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 27 REMARK 3 SOLVENT ATOMS : 60 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 48.09 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.85000 REMARK 3 B22 (A**2) : -1.85000 REMARK 3 B33 (A**2) : 3.69000 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): 0.816 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.364 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.293 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 13.493 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.903 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.879 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1668 ; 0.007 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2251 ; 1.238 ; 1.980 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 197 ; 6.488 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 84 ;34.072 ;22.500 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 287 ;20.028 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 18 ;23.661 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 239 ; 0.083 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1270 ; 0.009 ; 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): 989 ; 1.017 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1584 ; 1.900 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 679 ; 2.848 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 667 ; 4.491 ; 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 4HBN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-OCT-12. REMARK 100 THE DEPOSITION ID IS D_1000075263. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 21-DEC-10 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.2 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) : 1.54 REMARK 200 MONOCHROMATOR : NO. REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV++ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : D*TREK REMARK 200 DATA SCALING SOFTWARE : D*TREK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8484 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.600 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.1 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.69 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.23200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 7.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASES REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.93 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.73 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.6 M KH2PO4/NA2HPO4 AND 0.1 M REMARK 280 PHOSPHATE-CITRATE, PH 4.2, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 4 2 2 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 -Y,X,Z REMARK 290 4555 Y,-X,Z REMARK 290 5555 -X,Y,-Z REMARK 290 6555 X,-Y,-Z REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z REMARK 290 9555 X+1/2,Y+1/2,Z+1/2 REMARK 290 10555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 11555 -Y+1/2,X+1/2,Z+1/2 REMARK 290 12555 Y+1/2,-X+1/2,Z+1/2 REMARK 290 13555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 14555 X+1/2,-Y+1/2,-Z+1/2 REMARK 290 15555 Y+1/2,X+1/2,-Z+1/2 REMARK 290 16555 -Y+1/2,-X+1/2,-Z+1/2 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 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 1.000000 0.000000 0.000000 47.73350 REMARK 290 SMTRY2 9 0.000000 1.000000 0.000000 47.73350 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 57.99500 REMARK 290 SMTRY1 10 -1.000000 0.000000 0.000000 47.73350 REMARK 290 SMTRY2 10 0.000000 -1.000000 0.000000 47.73350 REMARK 290 SMTRY3 10 0.000000 0.000000 1.000000 57.99500 REMARK 290 SMTRY1 11 0.000000 -1.000000 0.000000 47.73350 REMARK 290 SMTRY2 11 1.000000 0.000000 0.000000 47.73350 REMARK 290 SMTRY3 11 0.000000 0.000000 1.000000 57.99500 REMARK 290 SMTRY1 12 0.000000 1.000000 0.000000 47.73350 REMARK 290 SMTRY2 12 -1.000000 0.000000 0.000000 47.73350 REMARK 290 SMTRY3 12 0.000000 0.000000 1.000000 57.99500 REMARK 290 SMTRY1 13 -1.000000 0.000000 0.000000 47.73350 REMARK 290 SMTRY2 13 0.000000 1.000000 0.000000 47.73350 REMARK 290 SMTRY3 13 0.000000 0.000000 -1.000000 57.99500 REMARK 290 SMTRY1 14 1.000000 0.000000 0.000000 47.73350 REMARK 290 SMTRY2 14 0.000000 -1.000000 0.000000 47.73350 REMARK 290 SMTRY3 14 0.000000 0.000000 -1.000000 57.99500 REMARK 290 SMTRY1 15 0.000000 1.000000 0.000000 47.73350 REMARK 290 SMTRY2 15 1.000000 0.000000 0.000000 47.73350 REMARK 290 SMTRY3 15 0.000000 0.000000 -1.000000 57.99500 REMARK 290 SMTRY1 16 0.000000 -1.000000 0.000000 47.73350 REMARK 290 SMTRY2 16 -1.000000 0.000000 0.000000 47.73350 REMARK 290 SMTRY3 16 0.000000 0.000000 -1.000000 57.99500 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 12630 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 38170 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -74.0 KCAL/MOL 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 -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 350 BIOMT1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT2 3 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 4 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 4 0.000000 0.000000 1.000000 0.00000 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 LYS A 645 REMARK 465 ILE A 720 REMARK 465 LEU A 721 REMARK 465 LEU A 722 REMARK 465 HIS A 723 REMARK 465 LYS A 724 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ASP A 521 CG OD1 OD2 REMARK 470 GLN A 526 CG CD OE1 NE2 REMARK 470 GLU A 556 CG CD OE1 OE2 REMARK 470 ARG A 612 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 630 CG CD CE NZ REMARK 470 THR A 644 OG1 CG2 REMARK 470 ASN A 647 CG OD1 ND2 REMARK 470 LYS A 648 CG CD CE NZ REMARK 470 GLU A 649 CG CD OE1 OE2 REMARK 470 LYS A 717 CG CD CE NZ REMARK 470 ASN A 718 CG OD1 ND2 REMARK 470 SER A 719 OG 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 OG SER A 568 O3 PO4 A 802 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 522 -37.32 -168.97 REMARK 500 GLN A 560 19.89 36.94 REMARK 500 ASP A 565 40.38 -72.62 REMARK 500 ASP A 620 157.21 -45.88 REMARK 500 ASN A 647 -131.73 -100.11 REMARK 500 ALA A 671 -167.10 -167.89 REMARK 500 TYR A 678 92.75 -59.63 REMARK 500 MET A 698 -35.07 -37.55 REMARK 500 ILE A 714 -84.66 -91.20 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 CMP A 801 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 802 DBREF 4HBN A 521 724 UNP Q9Y3Q4 HCN4_HUMAN 521 724 SEQADV 4HBN SER A 520 UNP Q9Y3Q4 EXPRESSION TAG SEQADV 4HBN ARG A 672 UNP Q9Y3Q4 SER 672 ENGINEERED MUTATION SEQRES 1 A 205 SER ASP SER SER ARG ARG GLN TYR GLN GLU LYS TYR LYS SEQRES 2 A 205 GLN VAL GLU GLN TYR MET SER PHE HIS LYS LEU PRO PRO SEQRES 3 A 205 ASP THR ARG GLN ARG ILE HIS ASP TYR TYR GLU HIS ARG SEQRES 4 A 205 TYR GLN GLY LYS MET PHE ASP GLU GLU SER ILE LEU GLY SEQRES 5 A 205 GLU LEU SER GLU PRO LEU ARG GLU GLU ILE ILE ASN PHE SEQRES 6 A 205 ASN CYS ARG LYS LEU VAL ALA SER MET PRO LEU PHE ALA SEQRES 7 A 205 ASN ALA ASP PRO ASN PHE VAL THR SER MET LEU THR LYS SEQRES 8 A 205 LEU ARG PHE GLU VAL PHE GLN PRO GLY ASP TYR ILE ILE SEQRES 9 A 205 ARG GLU GLY THR ILE GLY LYS LYS MET TYR PHE ILE GLN SEQRES 10 A 205 HIS GLY VAL VAL SER VAL LEU THR LYS GLY ASN LYS GLU SEQRES 11 A 205 THR LYS LEU ALA ASP GLY SER TYR PHE GLY GLU ILE CYS SEQRES 12 A 205 LEU LEU THR ARG GLY ARG ARG THR ALA ARG VAL ARG ALA SEQRES 13 A 205 ASP THR TYR CYS ARG LEU TYR SER LEU SER VAL ASP ASN SEQRES 14 A 205 PHE ASN GLU VAL LEU GLU GLU TYR PRO MET MET ARG ARG SEQRES 15 A 205 ALA PHE GLU THR VAL ALA LEU ASP ARG LEU ASP ARG ILE SEQRES 16 A 205 GLY LYS LYS ASN SER ILE LEU LEU HIS LYS HET CMP A 801 22 HET PO4 A 802 5 HETNAM CMP ADENOSINE-3',5'-CYCLIC-MONOPHOSPHATE HETNAM PO4 PHOSPHATE ION HETSYN CMP CYCLIC AMP; CAMP FORMUL 2 CMP C10 H12 N5 O6 P FORMUL 3 PO4 O4 P 3- FORMUL 4 HOH *60(H2 O) HELIX 1 1 SER A 522 HIS A 541 1 20 HELIX 2 2 PRO A 544 GLN A 560 1 17 HELIX 3 3 ASP A 565 LEU A 573 1 9 HELIX 4 4 SER A 574 CYS A 586 1 13 HELIX 5 5 CYS A 586 SER A 592 1 7 HELIX 6 6 MET A 593 ASN A 598 1 6 HELIX 7 7 ASP A 600 THR A 609 1 10 HELIX 8 8 GLU A 660 ARG A 666 1 7 HELIX 9 9 VAL A 686 TYR A 696 1 11 HELIX 10 10 MET A 699 GLY A 715 1 17 SHEET 1 A 4 ARG A 612 PHE A 616 0 SHEET 2 A 4 CYS A 679 SER A 685 -1 O LEU A 681 N GLU A 614 SHEET 3 A 4 LYS A 631 HIS A 637 -1 N MET A 632 O LEU A 684 SHEET 4 A 4 TYR A 657 PHE A 658 -1 O PHE A 658 N TYR A 633 SHEET 1 B 4 TYR A 621 ILE A 623 0 SHEET 2 B 4 ARG A 672 ALA A 675 -1 O VAL A 673 N ILE A 623 SHEET 3 B 4 VAL A 640 LEU A 643 -1 N SER A 641 O ARG A 674 SHEET 4 B 4 GLU A 649 LEU A 652 -1 O THR A 650 N VAL A 642 SITE 1 AC1 12 VAL A 642 THR A 650 PHE A 658 GLY A 659 SITE 2 AC1 12 GLU A 660 ILE A 661 CYS A 662 ARG A 669 SITE 3 AC1 12 THR A 670 ARG A 710 ARG A 713 HOH A 948 SITE 1 AC2 2 SER A 568 GLU A 572 CRYST1 95.467 95.467 115.990 90.00 90.00 90.00 I 4 2 2 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 0.010475 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010475 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008621 0.00000